Doctor profile · Federal record

Dr. Ognian Pomakov, MD

Gastroenterology Physician (CMS: Gastroenterology) · Williamsville, NY

  • NPI 1366583767
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
60 Maple RD Ste 1
Williamsville, NY 142212917
(716) 626-5250
fax (716) 332-2218
Additional location
Elm and Carlton St
Buffalo, NY 142632917
(716) 845-2300
fax (716) 845-2300

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
March 20, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #244049
Medicaid
NY #02897607

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366583767. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
325
Distinct HCPCS
10
Medicare allowed
$41,641
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 112 109 $96
45380 Biopsy of large bowel using a flexible endoscope 43 43 $137
45378 Diagnostic exam of large bowel using a flexible endoscope 31 30 $149
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 28 28 $227
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 24 24 $94
99214 Established patient office or other outpatient visit, 30-39 minutes 23 18 $123
99204 New patient office or other outpatient visit, 45-59 minutes 20 20 $160
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 17 17 $174
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 16 16 $174
G0500 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 monito 11 11 $5

In context: peer comparison

Among 7 peers in Williamsville Gastroenterology Physician, average services per provider: 30. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$135
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $87.15
Janssen Biotech, INC. 2 $33.57
Pfizer INC. 1 $13.96

By nature of payment

Food and Beverage
$135

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
285
Patients
84
Total drug cost
$14,129
Drug Type Claims Patients Total cost
Omeprazole Generic 148 48 $2,097
Famotidine Generic 43 14 $434
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 22 22 $361
Pantoprazole Sodium Generic 21 0 $281
Linzess (Linaclotide) Brand 15 0 $10,599
Ondansetron Odt (Ondansetron) Brand 14 0 $121
Furosemide Generic 11 0 $119
Prednisone Generic 11 0 $117

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ognian Pomakov's medical specialty?
Dr. Ognian Pomakov practices Gastroenterology Physician in Williamsville, NY.
Where does Dr. Ognian Pomakov practice?
Dr. Ognian Pomakov practices at 60 Maple RD Ste 1, Williamsville, NY 142212917. Office phone: 7166265250.
What is Dr. Ognian Pomakov's NPI?
Dr. Ognian Pomakov's National Provider Identifier (NPI) is 1366583767, issued by NPPES.
Does Dr. Ognian Pomakov accept Medicare assignment?
Yes. Dr. Ognian Pomakov accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ognian Pomakov commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Diagnostic exam of large bowel using a flexible endoscope (HCPCS 45378). Source: CMS Medicare Physician & Other Practitioners file.