David Garson, M.D.
NPI 1457337388 · Gastroenterology Physician · Williamsville, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Garson, M.D. is a Gastroenterology Physician provider in Williamsville, NY (NPI 1457337388).
Provider details
- NPI number
- 1457337388
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 166788 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
447 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 92 | $91 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 77 | $5 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 67 | $133 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 61 | $225 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 60 | $122 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 764 | 221 |
| Pantoprazole Sodium | 644 | 206 |
| Famotidine | 468 | 161 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 272 | 272 |
| Ondansetron Hcl | 247 | 214 |
| Dicyclomine Hcl | 186 | 55 |
| Lansoprazole | 89 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,069 across 61 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-22
- Last updated
- 2013-12-09
Frequently asked questions
- What is David Garson's NPI number?
- David Garson's National Provider Identifier (NPI) is 1457337388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Garson's specialty?
- David Garson is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is David Garson located?
- David Garson's practice location on file with NPPES is 60 Maple Rd, Williamsville, NY 14221-2917.
- What is David Garson's phone number?
- The practice phone number listed in the NPPES registry for David Garson is (716) 626-5250.
- Does David Garson accept Medicare?
- David Garson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Garson's NPI active?
- Yes — David Garson's NPI (1457337388) is active in the NPPES registry as of the last update on 2013-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.