Healthcare provider profile · identity verified

David E Blair, MD

Family Practice · GRAND RAPIDS, MI · NPI 1518910900

Profile state: partd only 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

We did not find matching Open Payments records for this doctor in 2025.

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

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

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.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

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.

There is no payer-company set available for this comparison.

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

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	486	164
Amlodipine Besylate	Amlodipine Besylate	326	109
Lisinopril	Lisinopril	205	77
Omeprazole	Omeprazole	169	60
Metoprolol Succinate	Metoprolol Succinate	135	49
Hydrochlorothiazide	Hydrochlorothiazide	130	48
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	120	38
Levothyroxine Sodium	Levothyroxine Sodium	117	40
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	110	30
Losartan Potassium	Losartan Potassium	107	35
Metformin Hcl Er	Metformin Hcl	101	37
Tamsulosin Hcl	Tamsulosin Hcl	94	29
Albuterol Sulfate Hfa	Albuterol Sulfate	85	46
Trazodone Hcl	Trazodone Hcl	83	31
Trulicity	Dulaglutide	83	21
Gabapentin	Gabapentin	76	37
Carvedilol	Carvedilol	67	28
Eliquis	Apixaban	67	18
Furosemide	Furosemide	63	24
Rosuvastatin Calcium	Rosuvastatin Calcium	58	21
Allopurinol	Allopurinol	57	20
Pantoprazole Sodium	Pantoprazole Sodium	54	17
Metformin Hcl	Metformin Hcl	53	20
Citalopram Hbr	Citalopram Hydrobromide	50	16
Tramadol Hcl	Tramadol Hcl	47	22
Metoprolol Tartrate	Metoprolol Tartrate	43	16
Alprazolam	Alprazolam	42	19
Atenolol	Atenolol	42	15
Chlorthalidone	Chlorthalidone	39	12
Alendronate Sodium	Alendronate Sodium	38	13
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	38	13
Pravastatin Sodium	Pravastatin Sodium	38	15
Sertraline Hcl	Sertraline Hcl	38	suppressed
Xarelto	Rivaroxaban	38	12
Clopidogrel	Clopidogrel Bisulfate	36	11
Montelukast Sodium	Montelukast Sodium	36	14
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	33	17
Finasteride	Finasteride	32	11
Warfarin Sodium	Warfarin Sodium	32	suppressed
Ibuprofen	Ibuprofen	31	15
Glipizide Er	Glipizide	29	suppressed
Duloxetine Hcl	Duloxetine Hcl	28	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	28	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	26	suppressed
Spironolactone	Spironolactone	25	11
Amitriptyline Hcl	Amitriptyline Hcl	24	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	24	suppressed
Fluticasone Propionate	Fluticasone Propionate	23	13
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	23	suppressed
Simvastatin	Simvastatin	23	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	21	suppressed
Hydralazine Hcl	Hydralazine Hcl	21	suppressed
Potassium Chloride	Potassium Chloride	21	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	20	suppressed
Lorazepam	Lorazepam	19	suppressed
Meloxicam	Meloxicam	19	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	18	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	17	12
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	16	suppressed
Levetiracetam	Levetiracetam	15	suppressed
Lovastatin	Lovastatin	15	suppressed
Mirtazapine	Mirtazapine	15	suppressed
Terazosin Hcl	Terazosin Hcl	15	suppressed
Clonazepam	Clonazepam	14	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	14	suppressed
Methylprednisolone	Methylprednisolone	14	suppressed
Quetiapine Fumarate Er	Quetiapine Fumarate	14	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	14	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	14	suppressed
Bupropion Xl	Bupropion Hcl	13	suppressed
Buspirone Hcl	Buspirone Hcl	13	suppressed
Entresto	Sacubitril/Valsartan	13	suppressed
Ezetimibe	Ezetimibe	13	suppressed
Farxiga	Dapagliflozin Propanediol	13	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	13	suppressed
Mounjaro	Tirzepatide	13	suppressed
Raloxifene Hcl	Raloxifene Hcl	13	suppressed
Symbicort	Budesonide/Formoterol Fumarate	13	suppressed
Estradiol	Estradiol	12	suppressed
Fluconazole	Fluconazole	12	suppressed
Ozempic	Semaglutide	12	suppressed
Sildenafil Citrate	Sildenafil Citrate	12	suppressed
Bupropion Hcl Sr	Bupropion Hcl	11	suppressed
Qvar Redihaler	Beclomethasone Dipropionate	11	suppressed

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.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

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

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
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