David Gryboski, M.D.
NPI 1639173297 · Gastroenterology Physician · Fayetteville, GA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Gryboski, M.D. is a Gastroenterology Physician provider in Fayetteville, GA (NPI 1639173297).
Provider details
- NPI number
- 1639173297
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 035060 (GA)
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
21 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
4,662 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 1,831 | $35 |
| Removal of Polyps Or Growths of Large Bowel Using a Flexible Endoscope With Electrical Cautery45384 | 498 | $165 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 377 | $63 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 375 | $71 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 288 | $88 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 823 | 294 |
| Sucralfate | 401 | 182 |
| Peg3350/Sod Sul/Nacl/Kcl/Asb/Cbrand: Plenvu | 255 | 249 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 245 | 241 |
| Omeprazole | 216 | 81 |
| Famotidine | 90 | 34 |
| Ondansetronbrand: Ondansetron Odt | 59 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,099 across 58 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
- 2005-06-10
- Last updated
- 2007-12-17
Frequently asked questions
- What is David Gryboski's NPI number?
- David Gryboski's National Provider Identifier (NPI) is 1639173297, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Gryboski's specialty?
- David Gryboski is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is David Gryboski located?
- David Gryboski's practice location on file with NPPES is 1265 Highway 54 W, Fayetteville, GA 30214-4537.
- What is David Gryboski's phone number?
- The practice phone number listed in the NPPES registry for David Gryboski is (678) 817-6550.
- Does David Gryboski accept Medicare?
- David Gryboski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Gryboski's NPI active?
- Yes — David Gryboski's NPI (1639173297) is active in the NPPES registry as of the last update on 2007-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.