Doctor profile · Federal record
Dr. Okwudili Nnaji, M D
Student in an Organized Health Care Education/Training Program (CMS: Nephrology) · Internal Medicine Physician · Brooklyn, NY
- NPI 1912144403
- Accepts Medicare
- MIPS 83.5 / 100 · 2023
- 34 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
450 Clarkson Ave
Brooklyn, NY 112032012
(718) 270-2848 - Mailing address
-
4777 N Diversey Blvd
Whitefish Bay, WI 532111012
Credentials & registration
- NPI registered
- January 2009 — 17 yrs on file
- Profile last updated
- July 21, 2022
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 390200000X — NUCC code
- State licenses (2)
- New York #273307 · Wisconsin #52638-020
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912144403. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
207
Distinct HCPCS
4
Medicare allowed
$18,127
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90935 |
Hemodialysis procedure with physician evaluation | 81 | 37 | $81 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 67 | 24 | $89 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 35 | 24 | $109 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 24 | 17 | $73 |
In context: peer comparison
Among 43 peers in this city , average services per provider: 106. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$15
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| OPKO Pharmaceuticals, LLC | 1 | $14.74 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
134
Patients
0
Total drug cost
$18,986
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cinacalcet Hcl | Generic | 21 | 0 | $11,099 |
| Tamsulosin Hcl | Generic | 17 | 0 | $240 |
| Prednisone | Generic | 16 | 0 | $114 |
| Tacrolimus | Generic | 16 | 0 | $6,353 |
| Rosuvastatin Calcium | Generic | 15 | 0 | $113 |
| Clonidine | Generic | 14 | 0 | $664 |
| Hydralazine Hcl | Generic | 13 | 0 | $170 |
| Amlodipine Besylate | Generic | 11 | 0 | $14 |
| Carvedilol | Generic | 11 | 0 | $220 |
Frequently asked questions
What is Dr. Okwudili Nnaji's medical specialty?
Dr. Okwudili Nnaji practices Student in an Organized Health Care Education/Training Program in Brooklyn, NY.
Where does Dr. Okwudili Nnaji practice?
Dr. Okwudili Nnaji practices at 450 Clarkson Ave, Brooklyn, NY 112032012. Office phone: 7182702848.
What is Dr. Okwudili Nnaji's NPI?
Dr. Okwudili Nnaji's National Provider Identifier (NPI) is 1912144403, issued by NPPES.
Does Dr. Okwudili Nnaji accept Medicare assignment?
Yes. Dr. Okwudili Nnaji accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Okwudili Nnaji commonly perform?
Top Medicare-reported procedures in 2023: Hemodialysis procedure with physician evaluation (HCPCS 90935); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.