Doctor profile · Federal record
Dr. Chinonyerem Enyinna, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Lanham, MD
- NPI 1790978864
- Accepts Medicare
- MIPS 93.3 / 100 · 2023
- 22 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
8116 Good Luck RD Ste 10
Lanham, MD 207063502
(240) 965-4413 - Additional location
-
6502 Kenilworth Ave Ste 100
Riverdale, MD 207371372
(301) 927-0088 - Mailing address
-
111 N 9Th St, Unit 519
Philadelphia, PA 191072460
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Maryland #D83677 · Pennsylvania #MD432569
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790978864. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
394
Distinct HCPCS
10
Medicare allowed
$55,865
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 86 | 86 | $164 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 81 | 78 | $102 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 38 | 38 | $246 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 36 | 35 | $103 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 36 | 29 | $84 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 35 | 35 | $177 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 30 | 30 | $174 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 21 | 21 | $105 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 18 | 18 | $174 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 13 | 12 | $52 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 39. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$694
Transactions
39
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 21 | $270.87 | |
| Janssen Biotech, Inc. | 6 | $128.53 | |
| GENZYME CORPORATION | 3 | $99.70 | |
| Gilead Sciences, Inc. | 2 | $36.34 | |
| Ardelyx, Inc. | 1 | $33.90 | |
| Olympus America Inc. | 1 | $24.46 | |
| Madrigal Pharmaceuticals | 1 | $22.92 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $21.94 | |
| PFIZER INC. | 1 | $21.49 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $19.08 | |
| Celltrion USA Inc. | 1 | $15.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
316
Patients
174
Total drug cost
$59,009
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 98 | 94 | $1,734 |
| Omeprazole | Generic | 72 | 30 | $1,182 |
| Famotidine | Generic | 60 | 22 | $1,015 |
| Pantoprazole Sodium | Generic | 29 | 12 | $255 |
| Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 16 | 16 | $303 |
| Xifaxan (Rifaximin) | Brand | 16 | 0 | $52,967 |
| Ondansetron Odt (Ondansetron) | Brand | 14 | 0 | $393 |
| Sucralfate | Generic | 11 | 0 | $1,160 |
Frequently asked questions
What is Dr. Chinonyerem Enyinna's medical specialty?
Dr. Chinonyerem Enyinna practices Gastroenterology Physician in Lanham, MD.
Where does Dr. Chinonyerem Enyinna practice?
Dr. Chinonyerem Enyinna practices at 8116 Good Luck RD Ste 10, Lanham, MD 207063502. Office phone: 2409654413.
What is Dr. Chinonyerem Enyinna's NPI?
Dr. Chinonyerem Enyinna's National Provider Identifier (NPI) is 1790978864, issued by NPPES.
Does Dr. Chinonyerem Enyinna accept Medicare assignment?
Yes. Dr. Chinonyerem Enyinna accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chinonyerem Enyinna commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.