Doctor profile · Federal record

Dr. OLUWASAYO ADEYEMO, MD/MPH

Gastroenterology Physician (CMS: GASTROENTEROLOGY) · Internal Medicine Physician · Gastroenterology Physician · Student in an Organized Health Care Education/Training Program · ABINGDON, MD

  • NPI 1205221777
  • Accepts Medicare
  • MIPS 99.8 / 100 · 2023
  • 11 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
100 WALTER WARD BLVD STE 100
ABINGDON, MD 210091283
(443) 347-4700
fax (443) 643-4707
Additional location
251 Lewis Ln Ste 105
Havre DE Grace, MD 210783752
Additional location
2350 Freedom Way Ste 200
York, PA 174028200
(717) 812-5120
fax (717) 741-3075

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
April 10, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Maryland #D85900 · Pennsylvania #MD489156C

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205221777. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
872
Distinct HCPCS
10
Medicare allowed
$119,870
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 237 173 $94
99204 New patient office or other outpatient visit, 45-59 minutes 156 156 $174
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 140 76 $82
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 83 81 $111
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 72 70 $181
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 70 69 $265
45378 Diagnostic exam of large bowel using a flexible endoscope 49 49 $184
45380 Biopsy of large bowel using a flexible endoscope 27 27 $124
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 23 23 $182
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $107

In context: peer comparison

Among 2 peers in this city , average services per provider: 89. This provider delivers 9.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$930
Transactions
39
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 11 $208.70
Takeda Pharmaceuticals U.S.A., Inc. 8 $206.90
ABBVIE INC. 6 $117.94
Boston Scientific Corporation 1 $115.00
Regeneron Healthcare Solutions, Inc. 3 $78.80
Gilead Sciences, Inc. 3 $71.73
Sandoz Inc. 2 $39.52
Phathom Pharmaceuticals, Inc. 2 $35.32
PFIZER INC. 1 $24.92
Organon Llc 1 $16.72
Celgene Corporation 1 $14.62

By nature of payment

Food and Beverage
$930

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
361
Patients
205
Total drug cost
$61,189
Drug Type Claims Patients Total cost
Omeprazole Generic 85 31 $1,197
Pantoprazole Sodium Generic 78 38 $1,522
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 65 64 $5,033
Colestipol Hcl Generic 37 14 $2,261
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 29 28 $5,074
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 21 18 $433
Linzess (Linaclotide) Brand 20 0 $18,088
Dicyclomine Hcl Generic 14 12 $378
Creon (Lipase/Protease/Amylase) Brand 12 0 $27,204

Hospital affiliations

CMS Hospital Compare