Doctor profile · Federal record

Dr. Ofem Ajah, MD

Gastroenterology Physician (CMS: Gastroenterology) · Legal Medicine · Specialist · Brooklyn, NY

  • NPI 1366469918
  • Accepts Medicare
  • MIPS 83.0 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
38 6Th Ave Fl 4
Brooklyn, NY 112174350
(718) 362-3260
fax (718) 230-4235
Additional location
1910 Nostrand Ave
Brooklyn, NY 112267918
(718) 284-4440
fax (718) 284-7197
Additional location
263 7Th Ave
Brooklyn, NY 112157247
(718) 788-5050
fax (718) 246-8805
Show 2 more locations
Additional location
506 6Th St
Brooklyn, NY 112153609
(718) 780-3851
fax (718) 780-3478
Additional location
515 6Th St
Brooklyn, NY 112153608
(929) 470-9010
fax (718) 780-3478
Mailing address
94 Lake Dr
New Hyde Park, NY 110401137

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
May 14, 2023
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #192864
Medicaid
NY #01472393

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366469918. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
498
Distinct HCPCS
10
Medicare allowed
$67,437
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 59 56 $292
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 58 40 $92
45380 Biopsy of large bowel using a flexible endoscope 55 54 $77
99213 Established patient office or other outpatient visit, 20-29 minutes 55 48 $107
99203 New patient office or other outpatient visit, 30-44 minutes 54 54 $135
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 37 37 $114
99212 Established patient office or other outpatient visit, 10-19 minutes 26 25 $68
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 26 24 $139
99204 New patient office or other outpatient visit, 45-59 minutes 23 23 $198
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 21 $202

In context: peer comparison

Among 44 peers in this city , average services per provider: 119. This provider delivers 4.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$150
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, Inc. 1 $150.00

By nature of payment

Food and Beverage
$150

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
466
Patients
316
Total drug cost
$50,689
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 115 110 $2,256
Omeprazole Generic 104 59 $2,004
Pantoprazole Sodium Generic 57 28 $976
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 47 46 $3,219
Linzess (Linaclotide) Brand 35 15 $36,520
Famotidine Generic 26 0 $1,192
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 26 25 $418
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 19 19 $3,394
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 14 14 $229
Loperamide (Loperamide Hcl) Brand 12 0 $269

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ofem Ajah's medical specialty?
Dr. Ofem Ajah practices Gastroenterology Physician in Brooklyn, NY.
Where does Dr. Ofem Ajah practice?
Dr. Ofem Ajah practices at 38 6Th Ave Fl 4, Brooklyn, NY 112174350. Office phone: 7183623260.
What is Dr. Ofem Ajah's NPI?
Dr. Ofem Ajah's National Provider Identifier (NPI) is 1366469918, issued by NPPES.
Does Dr. Ofem Ajah accept Medicare assignment?
Yes. Dr. Ofem Ajah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ofem Ajah commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.