US ENDOSCOPY
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Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Centers for Medicare & Medicaid Services, Open Payments
These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state.
Page 1 of 2; records 1–50 of 78 matching records. This page contains 50 records (maximum 50), not the full filtered export. Use the CSV download for all matching records.
IndustryPayments · General Payments
US ENDOSCOPY
CMS reporting company ID 100000000231
General Payments, PY2020; Recipient scope: All recipient types; Nature of payment: All payment types
Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00
Page 1 of 2; records 1–50 of 78 matching records. This page contains 50 records (maximum 50), not the full filtered export.
Filtered page: https://industrypayments.org/company/100000000231?year=2020&recipient=all#records-h
CMS source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019
Cite these filtered records
The citation includes this program year, filters, data edition, and page of results.
- Plain
- US ENDOSCOPY, CMS reporting company ID 100000000231. General Payments, PY2020; Recipient scope: All recipient types; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 78 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/company/100000000231?year=2020&recipient=all#records-h. Source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019.
- APA 7
- IndustryPayments. (2026). US ENDOSCOPY, CMS reporting company ID 100000000231. General Payments, PY2020; Recipient scope: All recipient types; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 78 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/company/100000000231?year=2020&recipient=all#records-h. Source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019.
- Bluebook
- US ENDOSCOPY, CMS reporting company ID 100000000231, IndustryPayments, General Payments, PY2020; Recipient scope: All recipient types; Nature of payment: All payment types (Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00). Page 1 of 2; records 1–50 of 78 matching records. This page contains 50 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/a08c4b30-5cf3-4948-ad40-36f404619019. https://industrypayments.org/company/100000000231?year=2020&recipient=all#records-h.
Centers for Medicare & Medicaid Services, Open Payments
Citation formats are provided for reference; check the requirements of your publication.
Payment records · PY2020
Date, newest first, then reporting company; values as published by CMS.
General Payments · PY2020 · All recipient types · CMS publication 2026-06-30
78 matching records · $767,669.39 reported total · 0 disputed
Nature of payment: All payment types
Records imported here (UTC).
Download all 78 matching records (CSV)
CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.
Showing records 1–50 of 78.
| Recipient | Paying entity | Amount | Date | Nature of payment | Dispute status | Publication flags | Published | Record ID | Source |
|---|---|---|---|---|---|---|---|---|---|
| CHRISTOPHER DIMAIO Physician / non-physician practitioner | US Endoscopy | $1,125.00 | 12/23/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144607 | CMS |
| ABDUL A AADAM Physician / non-physician practitioner | US Endoscopy | $2,450.00 | 12/23/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144609 | CMS |
| ABDUL A AADAM Physician / non-physician practitioner | US Endoscopy | $544.20 | 12/23/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144611 | CMS |
| ABDUL A AADAM Physician / non-physician practitioner | US Endoscopy | $209.44 | 12/23/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144613 | CMS |
| ABDUL A AADAM Physician / non-physician practitioner | US Endoscopy | $185.88 | 12/23/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144615 | CMS |
| ABDUL A AADAM Physician / non-physician practitioner | US Endoscopy | $105.45 | 12/23/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144617 | CMS |
| COSTAS BIZEKIS Physician / non-physician practitioner | US Endoscopy | $500.00 | 12/21/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144619 | CMS |
| JOHN A DUMOT Physician / non-physician practitioner | US Endoscopy | $250.00 | 12/14/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144601 | CMS |
| GREGORY N POSTMA Physician / non-physician practitioner | US Endoscopy | $500.00 | 12/14/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144603 | CMS |
| RAVI K PRAKASH Physician / non-physician practitioner | US Endoscopy | $350.00 | 12/14/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144605 | CMS |
| IHYA E GORGUN Physician / non-physician practitioner | US Endoscopy | $500.00 | 12/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144591 | CMS |
| DAVID DIEHL Physician / non-physician practitioner | US Endoscopy | $2,700.00 | 12/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144593 | CMS |
| NEIL SHARMA Physician / non-physician practitioner | US Endoscopy | $2,000.00 | 12/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144595 | CMS |
| VIVEK KAUL Physician / non-physician practitioner | US Endoscopy | $10,125.00 | 11/30/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144589 | CMS |
| SETH GROSS Physician / non-physician practitioner | US Endoscopy | $3,900.00 | 11/16/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144597 | CMS |
| MICHAEL W COOK Physician / non-physician practitioner | US Endoscopy | $1,500.00 | 11/16/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144599 | CMS |
| MARK D PRINCE Physician / non-physician practitioner | US Endoscopy | $1,250.00 | 11/04/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144585 | CMS |
| COSTAS BIZEKIS Physician / non-physician practitioner | US Endoscopy | $2,500.00 | 11/04/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144587 | CMS |
| BRUCE D GREENWALD Physician / non-physician practitioner | US Endoscopy | $625.00 | 11/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144573 | CMS |
| BRUCE D GREENWALD Physician / non-physician practitioner | US Endoscopy | $625.00 | 11/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144575 | CMS |
| BRUCE D GREENWALD Physician / non-physician practitioner | US Endoscopy | $750.00 | 11/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144577 | CMS |
| AMIT R GAJERA Physician / non-physician practitioner | US Endoscopy | $300.00 | 11/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144579 | CMS |
| MOHAMMAD SHAKHATREH Physician / non-physician practitioner | US Endoscopy | $2,500.00 | 11/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144581 | CMS |
| JOO HA HWANG Physician / non-physician practitioner | US Endoscopy | $450.00 | 10/28/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144583 | CMS |
| CHRISTOPHER DIMAIO Physician / non-physician practitioner | US Endoscopy | $2,250.00 | 10/21/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144553 | CMS |
| PARTH J PAREKH Physician / non-physician practitioner | US Endoscopy | $350.00 | 10/21/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144559 | CMS |
| CHRISTOPHER DIMAIO Physician / non-physician practitioner | US Endoscopy | $900.00 | 10/19/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144555 | CMS |
| DAMIEN B MALLAT Physician / non-physician practitioner | US Endoscopy | $1,000.00 | 10/19/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144571 | CMS |
| DAVID E FLEISCHER Physician / non-physician practitioner | US Endoscopy | $11,899.40 | 10/13/2020 | Royalty or License | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144649 | CMS |
| DAVID DIEHL Physician / non-physician practitioner | US Endoscopy | $3,150.00 | 10/12/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144557 | CMS |
| VIVEK R HUILGOL Physician / non-physician practitioner | US Endoscopy | $851.12 | 10/06/2020 | Royalty or License | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144627 | CMS |
| BENNETT ROTH Physician / non-physician practitioner | US Endoscopy | $101,184.46 | 10/05/2020 | Royalty or License | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144635 | CMS |
| DAVID L CARR LOCKE Physician / non-physician practitioner | US Endoscopy | $67,614.93 | 10/05/2020 | Royalty or License | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144643 | CMS |
| OTIS B RICKMAN Physician / non-physician practitioner | US Endoscopy | $1,750.00 | 10/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144561 | CMS |
| OTIS B RICKMAN Physician / non-physician practitioner | US Endoscopy | $404.20 | 10/02/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144563 | CMS |
| OTIS B RICKMAN Physician / non-physician practitioner | US Endoscopy | $209.44 | 10/02/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144565 | CMS |
| OTIS B RICKMAN Physician / non-physician practitioner | US Endoscopy | $252.63 | 10/02/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144567 | CMS |
| OTIS B RICKMAN Physician / non-physician practitioner | US Endoscopy | $35.00 | 10/02/2020 | Travel and Lodging | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144569 | CMS |
| IAN A HODGDON Physician / non-physician practitioner | US Endoscopy | $1,500.00 | 09/30/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144513 | CMS |
| COSTAS BIZEKIS Physician / non-physician practitioner | US Endoscopy | $500.00 | 09/28/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144511 | CMS |
| SANG H KIM Physician / non-physician practitioner | US Endoscopy | $750.00 | 09/28/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144515 | CMS |
| ABDUL A AADAM Physician / non-physician practitioner | US Endoscopy | $2,500.00 | 09/16/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144551 | CMS |
| VIVEK KAUL Physician / non-physician practitioner | US Endoscopy | $500.00 | 09/14/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144549 | CMS |
| DAMIEN B MALLAT Physician / non-physician practitioner | US Endoscopy | $1,250.00 | 09/09/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144545 | CMS |
| VIVEK KAUL Physician / non-physician practitioner | US Endoscopy | $500.00 | 09/09/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144547 | CMS |
| DAMIEN B MALLAT Physician / non-physician practitioner | US Endoscopy | $4,500.00 | 09/02/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144517 | CMS |
| PETER V DRAGANOV Physician / non-physician practitioner | US Endoscopy | $500.00 | 08/31/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144519 | CMS |
| VIVEK KAUL Physician / non-physician practitioner | US Endoscopy | $3,625.00 | 08/17/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144521 | CMS |
| DAVID DIEHL Physician / non-physician practitioner | US Endoscopy | $350.00 | 08/17/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144523 | CMS |
| COSTAS BIZEKIS Physician / non-physician practitioner | US Endoscopy | $1,000.00 | 08/12/2020 | Consulting Fee | No dispute reported | Delay: No Change: UNCHANGED | 06/30/2026 | 737144525 | CMS |
Practitioner overview · all loaded program years
126 providers listed 700 records General Payments
General Payments to practitioners — all loaded program years
- Category: General Payments
- Program years: 2019, 2020, 2021, 2022, 2023, 2024, 2025
- Record count: 700
- Providers listed: 126
Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
Coverage: program years 2019–2025, General Payments only, reported to physicians and non-physician practitioners. Payments to teaching hospitals are not included in these practitioner figures. Each figure is labeled with its category and program year; categories are never combined.
Practitioner payments by program year
| Program year | Reported | Records | Providers | Detail |
|---|---|---|---|---|
| PY2019 | $872,817.24 | 88 | 27 | This company in PY2019 → |
| PY2020 | $767,669.39 | 78 | 32 | This company in PY2020 → |
| PY2021 | $939,118.08 | 117 | 39 | This company in PY2021 → |
| PY2022 | $919,328.22 | 99 | 42 | This company in PY2022 → |
| PY2023 | $813,504.13 | 98 | 48 | This company in PY2023 → |
| PY2024 | $971,787.56 | 103 | 47 | This company in PY2024 → |
| PY2025 | $976,052.76 | 117 | 54 | This company in PY2025 → |
By recipient specialty (10)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 10 specialties 125 providers
- Family Medicine 1
- Internal Medicine 1
- Internal Medicine · Critical Care Medicine 4
- Internal Medicine · Gastroenterology 95
- Internal Medicine · Medical Oncology 1
- Internal Medicine · Pulmonary Disease 11
- Otolaryngology 2
- Radiology · Radiation Oncology 1
- Surgery 8
- Thoracic Surgery (Cardiothoracic Vascular Surgery) 1
Providers listed (126)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| ABDUL A AADAM | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | IL | 16 |
| ABHISHEK GULATI | Allopathic & Osteopathic Physicians|Internal Medicine | CA | 1 |
| ADARSH THAKER | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | CA | 3 |
| ADNAN MAJID | Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease | MA | 4 |
| AHMED A BOLKHIR | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NM | 1 |
| AJAYPAL SINGH | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | IL | 2 |
| ALIREZA SEDARAT | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | CA | 6 |
| ALVIN M ZFASS | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | VA | 2 |
| AMIR RUMMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | VA | 2 |
| AMIT BHATT | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OH | 6 |
| AMIT R GAJERA | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OH | 11 |
| AMITABH N CHAK | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OH | 6 |
| AMY M TYBERG | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NJ | 7 |
| ANDREW CATANZARO | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | MI | 1 |
| ANDREW CHARLES STORM | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NC | 1 |
| ASHLEY L FAULX | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OH | 3 |
| AYESHA CHAUDRY | Allopathic & Osteopathic Physicians|Family Medicine | OK | 3 |
| BENNETT ROTH | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | CA | 34 |
| BHAVESH SHAH | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OH | 5 |
| BRIAN FURUKAWA | Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease | TX | 13 |
| BROOKE R GLESSING | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OH | 3 |
| BRUCE D GREENWALD | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | MD | 26 |
| BRYAN BENN | Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease | OH | 1 |
| C JONATHAN DAVID FOSTER | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NJ | 1 |
| CARLOS SIMONS LINARES | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | IL | 3 |
| CHARLES L LACKEY | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OK | 1 |
| CHENCHEN ZHANG | Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease | MD | 3 |
| CHRISTOPHER DIMAIO | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NY | 4 |
| CHRISTOPHER G CHAPMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | IL | 1 |
| COSTAS BIZEKIS | Allopathic & Osteopathic Physicians|Thoracic Surgery (Cardiothoracic Vascular Surgery) | NY | 31 |
| CYRUS PIRAKA | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | MI | 1 |
| DAMIEN B MALLAT | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | TX | 3 |
| DANIEL HASHIMOTO | Allopathic & Osteopathic Physicians|Surgery | PA | 5 |
| DAVID DIEHL | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | PA | 14 |
| DAVID E FLEISCHER | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | AZ | 29 |
| DAVID L CARR LOCKE | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NY | 28 |
| DAVID M POPPERS | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NY | 4 |
| DEMETRIOS JAMES TZIMAS | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NY | 5 |
| DOUGLAS GRAHAM ADLER | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | CO | 2 |
| DREW MOGHANAKI | Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology | CA | 1 |
| EDWARD W DAUTERIVE | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | LA | 6 |
| ERIC M PAULI | Allopathic & Osteopathic Physicians|Surgery | PA | 1 |
| EUGENE ZOLOTAREVSKY | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | MI | 2 |
| FRANCIS GRESS | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NY | 6 |
| GABRIEL LANG | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | MO | 1 |
| GALEN LEUNG | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | PA | 2 |
| GREGORY BARTHOLOMEW HABER | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | NY | 1 |
| GREGORY N POSTMA | Allopathic & Osteopathic Physicians|Otolaryngology | GA | 5 |
| HARSHIT S KHARA | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | PA | 6 |
| HASSAN A SIDDIKI | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | OH | 3 |