Healthcare provider profile · identity verified

Gillian Greer, MD

Allopathic & Osteopathic Physicians|General Practice · SAVANNAH, GA · NPI 1205246485

Profile state: payments and partd Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

CMS Open Payments records show Gillian Greer, MD received $21.57 in general payments during 2025 across 1 reported records.

Gilead Sciences, Inc. accounted for 100.0% of that reported general-payment amount.

Gilead Sciences, Inc. reported payments to this doctor in 2025. Across the 2025 Open Payments General Payment records loaded for this analysis, that same reporting entity reported Biktarvy as an associated drug or biological on 8065 records involving 2759 distinct recipient NPIs. Public Medicare Part D data also shows 239 claims for Biktarvy by this doctor in 2024.

Gilead Sciences, Inc. reported payments to this doctor in 2025. Across the 2025 Open Payments General Payment records loaded for this analysis, that same reporting entity reported Descovy as an associated drug or biological on 2032 records involving 589 distinct recipient NPIs. Public Medicare Part D data also shows 72 claims for Descovy by this doctor in 2024.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

$21.57

1 reported records · 1 companies

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Who paid this doctor?

Companies in 2025 General Payments

Reported companyCanonical companyAmountShareRecordsYear
Gilead Sciences, Inc. Unresolved — no canonical attribution shown $21.57100.0%12025

What were the payments for?

Payment categories

CategoryAmountRecords
Food and Beverage$21.571

A meal, consulting fee, royalty, and travel payment describe different kinds of reported relationships and should not be interpreted as equivalent.

Analysis 1 · Payment-linked products

Products named in Open Payments records

Payment records were found, but the reported records did not identify a specific associated product for this analysis.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

Paying companyPayment yearDrug reported by same entityOpen Payments evidencePart DClaimsBeneficiaries
Gilead Sciences, Inc.
Exact reporting entity; no affiliate inference
2025 Biktarvy
open payments reported associated product
CMS Open Payments — General Payments
8065 supporting records · 2759 recipient NPIs · example record 1234350766
Biktarvy · 2024
Exact normalized brand match · 1 Part D row
239 35
Gilead Sciences, Inc.
Exact reporting entity; no affiliate inference
2025 Descovy
open payments reported associated product
CMS Open Payments — General Payments
2032 supporting records · 589 recipient NPIs · example record 1234351196
Descovy · 2024
Exact normalized brand match · 1 Part D row
72 16

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
BiktarvyBictegrav/Emtricit/Tenofov Ala23935
TivicayDolutegravir Sodium18129
DovatoDolutegravir Sodium/Lamivudine16324
Atorvastatin CalciumAtorvastatin Calcium16031
Amlodipine BesylateAmlodipine Besylate13223
DarunavirDarunavir7813
JulucaDolutegravir/Rilpivirine73suppressed
DescovyEmtricitabine/Tenofov Alafenam7216
SymtuzaDarunavir/Cob/Emtri/Tenof Alaf6613
RitonavirRitonavir64suppressed
HydrochlorothiazideHydrochlorothiazide4811
CarvedilolCarvedilol47suppressed
Albuterol Sulfate HfaAlbuterol Sulfate45suppressed
LisinoprilLisinopril43suppressed
GabapentinGabapentin38suppressed
PrezcobixDarunavir/Cobicistat37suppressed
Rosuvastatin CalciumRosuvastatin Calcium36suppressed
OzempicSemaglutide33suppressed
Metformin Hcl ErMetformin Hcl30suppressed
JanuviaSitagliptin Phosphate28suppressed
AtovaquoneAtovaquone27suppressed
VascepaIcosapent Ethyl27suppressed
GenvoyaElviteg/Cob/Emtri/Tenof Alafen26suppressed
Fluticasone PropionateFluticasone Propionate25suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters25suppressed
Pantoprazole SodiumPantoprazole Sodium25suppressed
RukobiaFostemsavir Tromethamine25suppressed
Tamsulosin HclTamsulosin Hcl25suppressed
TrogarzoIbalizumab-Uiyk25suppressed
Doxazosin MesylateDoxazosin Mesylate23suppressed
Mometasone FuroateMometasone Furoate23suppressed
Losartan PotassiumLosartan Potassium21suppressed
Efavirenz-Emtric-Tenofov DisopEfavirenz/Emtricit/Tenofovr Df20suppressed
LevetiracetamLevetiracetam19suppressed
Metoprolol SuccinateMetoprolol Succinate19suppressed
PifeltroDoravirine19suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog18suppressed
EzetimibeEzetimibe17suppressed
Pravastatin SodiumPravastatin Sodium17suppressed
Citalopram HbrCitalopram Hydrobromide16suppressed
IsentressRaltegravir Potassium16suppressed
Pioglitazone HclPioglitazone Hcl16suppressed
TriumeqAbacavir/Dolutegravir/Lamivudi16suppressed
OdefseyEmtricitab/Rilpiviri/Tenof Ala15suppressed
Clonidine HclClonidine Hcl14suppressed
FluconazoleFluconazole14suppressed
Hydralazine HclHydralazine Hcl14suppressed
Repatha SureclickEvolocumab14suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim14suppressed
ValsartanValsartan14suppressed
Ventolin HfaAlbuterol Sulfate14suppressed
AllopurinolAllopurinol13suppressed
Enalapril MaleateEnalapril Maleate13suppressed
Hydroxyzine HclHydroxyzine Hcl13suppressed
RybelsusSemaglutide13suppressed
AzithromycinAzithromycin12suppressed
CabenuvaCabotegravir/Rilpivirine12suppressed
ChlorthalidoneChlorthalidone12suppressed
Emtricitabine-Tenofovir DisopEmtricitabine/Tenofovir (Tdf)12suppressed
EtravirineEtravirine12suppressed
LacosamideLacosamide12suppressed
Metformin HclMetformin Hcl12suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter12suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog11suppressed
Novolog FlexpenInsulin Aspart11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025 $21.57 · 1 records Gilead Sciences, Inc. 2
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error