Doctor profile · Federal record

Dr. Kenneth Seres, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Oklahoma City, OK

  • NPI 1871633404
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3366 Nw Expressway, Suite 380
Oklahoma City, OK 731124462
(405) 702-1300
fax (405) 702-1277

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
July 11, 2011
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Oklahoma #22341

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871633404. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
703
Distinct HCPCS
10
Medicare allowed
$89,692
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 126 124 $76
45380 Biopsy of large bowel using a flexible endoscope 111 111 $152
99213 Established patient office or other outpatient visit, 20-29 minutes 98 74 $84
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 78 77 $169
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 68 67 $236
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 41 35 $75
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 33 33 $145
45378 Diagnostic exam of large bowel using a flexible endoscope 32 32 $171
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 28 28 $78
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 25 25 $171

In context: peer comparison

Among 31 peers in this city , average services per provider: 48. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$694
Transactions
43
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 22 $308.90
Lilly USA, LLC 3 $78.65
Celgene Corporation 3 $45.65
GENZYME CORPORATION 2 $38.31
Regeneron Healthcare Solutions, Inc. 2 $35.68
IRONWOOD PHARMACEUTICALS, INC 2 $35.33
AIMMUNE THERAPEUTICS, INC. 2 $33.62
AstraZeneca Pharmaceuticals LP 1 $22.73
Ardelyx, Inc. 1 $19.75
Pharmacosmos Therapeutics Inc. 1 $17.20
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $16.15
Gilead Sciences, Inc. 1 $14.28
Janssen Biotech, Inc. 1 $14.16
Merck Sharp & Dohme LLC 1 $13.88

By nature of payment

Food and Beverage
$694

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
771
Patients
417
Total drug cost
$234,281
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 173 169 $2,890
Omeprazole Generic 137 52 $4,118
Pantoprazole Sodium Generic 107 34 $2,239
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 66 66 $5,367
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 38 12 $1,490
Mesalamine Generic 31 0 $18,850
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 29 29 $495
Balsalazide Disodium Generic 27 0 $2,758
Famotidine Generic 27 11 $541
Humira Pen (Adalimumab) Brand 26 0 $177,648

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Seres's medical specialty?
Dr. Kenneth Seres practices Gastroenterology Physician in Oklahoma City, OK.
Where does Dr. Kenneth Seres practice?
Dr. Kenneth Seres practices at 3366 Nw Expressway, Oklahoma City, OK 731124462. Office phone: 4057021300.
What is Dr. Kenneth Seres's NPI?
Dr. Kenneth Seres's National Provider Identifier (NPI) is 1871633404, issued by NPPES.
Does Dr. Kenneth Seres accept Medicare assignment?
Yes. Dr. Kenneth Seres accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Seres 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.