Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-01-23 View official record Methodology

Covered recipient · General Payments record

MICHAEL DAMASO DE GUZMAN

Allopathic & Osteopathic Physicians Ophthalmology

NPI
1003278862
CMS profile
7695944
Location
CHARLESTON, SC

General Payments · PY2020–2024

$3,493.07

  • Reported across 75 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$2,440.35

46 records · 0 disputed

Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

How these totals are calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. Nothing is estimated, weighted, or combined across categories.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Featured-page threshold (a presentation gate, not a judgment): records>=3 OR total>=100 (all years).
  • Methodology & Data — sourcing, labeling, and limitations.

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,297.72 43
Consulting Fee $690.00 1
Travel and Lodging $452.63 2

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
GLAUKOS CORPORATION $810.84 4
Alcon Laboratories Inc $753.54 10
NEW WORLD MEDICAL,INC. $315.56 13
ABBVIE INC. $300.49 14
Sight Sciences, Inc. $239.71 4
Oyster Point Pharma, Inc. $20.21 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2020 $126.14 2
PY2021 $225.38 5
PY2022 $374.25 6
PY2023 $326.95 16
PY2024 $2,440.35 46

Payment records · PY2024 (46)

Sorted by paying entity, then date · as published by CMS

Program year 2024 2020202120222023 Record-level detail is published for PY2024; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $25.41 01/26/2024 Food and Beverage Undisputed 01/23/2026 1103613352 CMS
ABBVIE INC. $7.83 04/25/2024 Food and Beverage Undisputed 01/23/2026 1103613354 CMS
ABBVIE INC. $21.44 05/23/2024 Food and Beverage Undisputed 01/23/2026 1103613356 CMS
ABBVIE INC. $31.09 06/13/2024 Food and Beverage Undisputed 01/23/2026 1103613358 CMS
ABBVIE INC. $1.13 08/07/2024 Food and Beverage Undisputed 01/23/2026 1103613360 CMS
ABBVIE INC. $17.47 09/11/2024 Food and Beverage Undisputed 01/23/2026 1103613362 CMS
ABBVIE INC. $8.59 10/03/2024 Food and Beverage Undisputed 01/23/2026 1103613364 CMS
ABBVIE INC. $125.00 10/09/2024 Food and Beverage Undisputed 01/23/2026 1103613366 CMS
ABBVIE INC. $10.17 10/10/2024 Food and Beverage Undisputed 01/23/2026 1103613368 CMS
ABBVIE INC. $19.18 10/10/2024 Food and Beverage Undisputed 01/23/2026 1103613370 CMS
ABBVIE INC. $1.43 10/31/2024 Food and Beverage Undisputed 01/23/2026 1103613372 CMS
ABBVIE INC. $7.90 11/11/2024 Food and Beverage Undisputed 01/23/2026 1103613374 CMS
ABBVIE INC. $17.50 11/15/2024 Food and Beverage Undisputed 01/23/2026 1103613376 CMS
ABBVIE INC. $6.35 12/12/2024 Food and Beverage Undisputed 01/23/2026 1103613378 CMS
Alcon Vision LLC $40.93 02/22/2024 Food and Beverage Undisputed 01/23/2026 1110663771 CMS
Alcon Vision LLC $21.85 04/11/2024 Food and Beverage Undisputed 01/23/2026 1110662993 CMS
Alcon Vision LLC $24.39 05/09/2024 Food and Beverage Undisputed 01/23/2026 1110662997 CMS
Alcon Vision LLC $34.86 05/29/2024 Food and Beverage Undisputed 01/23/2026 1110663769 CMS
Alcon Vision LLC $119.24 06/27/2024 Food and Beverage Undisputed 01/23/2026 1110663773 CMS
Alcon Vision LLC $22.61 07/25/2024 Food and Beverage Undisputed 01/23/2026 1110662995 CMS
Alcon Vision LLC $17.70 08/07/2024 Food and Beverage Undisputed 01/23/2026 1110662989 CMS
Alcon Vision LLC $100.00 09/13/2024 Travel and Lodging Undisputed 01/23/2026 1110527213 CMS
Alcon Vision LLC $352.63 09/13/2024 Travel and Lodging Undisputed 01/23/2026 1110527215 CMS
Alcon Vision LLC $19.33 11/07/2024 Food and Beverage Undisputed 01/23/2026 1110662991 CMS
Glaukos Corporation $34.19 08/28/2024 Food and Beverage Undisputed 01/23/2026 1151980700 CMS
Glaukos Corporation $40.04 10/16/2024 Food and Beverage Undisputed 01/23/2026 1151977318 CMS
Glaukos Corporation $46.61 10/18/2024 Food and Beverage Undisputed 01/23/2026 1151980702 CMS
Glaukos Corporation $690.00 11/13/2024 Consulting Fee Undisputed 01/23/2026 1151974007 CMS
NEW WORLD MEDICAL,INC. $2.95 01/15/2024 Food and Beverage Undisputed 01/23/2026 1137395928 CMS
NEW WORLD MEDICAL,INC. $8.79 03/05/2024 Food and Beverage Undisputed 01/23/2026 1137396993 CMS
NEW WORLD MEDICAL,INC. $11.11 03/07/2024 Food and Beverage Undisputed 01/23/2026 1137396995 CMS
NEW WORLD MEDICAL,INC. $5.51 06/24/2024 Food and Beverage Undisputed 01/23/2026 1137398503 CMS
NEW WORLD MEDICAL,INC. $4.60 07/08/2024 Food and Beverage Undisputed 01/23/2026 1137398987 CMS
NEW WORLD MEDICAL,INC. $6.85 07/08/2024 Food and Beverage Undisputed 01/23/2026 1137398989 CMS
NEW WORLD MEDICAL,INC. $21.94 07/09/2024 Food and Beverage Undisputed 01/23/2026 1137398991 CMS
NEW WORLD MEDICAL,INC. $3.96 07/15/2024 Food and Beverage Undisputed 01/23/2026 1137398993 CMS
NEW WORLD MEDICAL,INC. $14.59 07/23/2024 Food and Beverage Undisputed 01/23/2026 1137398995 CMS
NEW WORLD MEDICAL,INC. $2.79 08/28/2024 Food and Beverage Undisputed 01/23/2026 1137399417 CMS
NEW WORLD MEDICAL,INC. $222.60 10/19/2024 Food and Beverage Undisputed 01/23/2026 1137400521 CMS
NEW WORLD MEDICAL,INC. $3.65 12/17/2024 Food and Beverage Undisputed 01/23/2026 1137401687 CMS
NEW WORLD MEDICAL,INC. $6.22 12/27/2024 Food and Beverage Undisputed 01/23/2026 1137401689 CMS
Oyster Point Pharma, Inc. $20.21 07/11/2024 Food and Beverage Undisputed 01/23/2026 1147406848 CMS
Sight Sciences, Inc. $23.78 05/02/2024 Food and Beverage Undisputed 01/23/2026 1151928953 CMS
Sight Sciences, Inc. $6.51 10/16/2024 Food and Beverage Undisputed 01/23/2026 1151933243 CMS
Sight Sciences, Inc. $64.76 10/18/2024 Food and Beverage Undisputed 01/23/2026 1151928955 CMS
Sight Sciences, Inc. $144.66 10/20/2024 Food and Beverage Undisputed 01/23/2026 1151928957 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-01-23
Program years on this page
2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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