Doctor profile · Federal record
Dr. Emmanuel Njoku, MD
Internal Medicine Physician (CMS: Infectious Disease) · Libertyville, IL
- NPI 1689981045
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1880 W Winchester RD, 106
Libertyville, IL 600485341
(732) 423-8404
Credentials & registration
- NPI registered
- September 2010 — 16 yrs on file
- Profile last updated
- May 19, 2016
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Illinois #036.126619
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689981045. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,892
Distinct HCPCS
4
Medicare allowed
$251,354
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 1,564 | 544 | $125 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 276 | 258 | $182 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 30 | 26 | $137 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 22 | 14 | $83 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 131. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$168
Transactions
5
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, Inc. | 3 | $122.04 | |
| AIMMUNE THERAPEUTICS, INC. | 1 | $22.88 | |
| Shionogi Inc | 1 | $22.62 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
64
Patients
0
Total drug cost
$207,942
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 52 | 0 | $207,815 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 12 | 0 | $127 |
Hospital affiliations
Frequently asked questions
What is Dr. Emmanuel Njoku's medical specialty?
Dr. Emmanuel Njoku practices Internal Medicine Physician in Libertyville, IL.
Where does Dr. Emmanuel Njoku practice?
Dr. Emmanuel Njoku practices at 1880 W Winchester RD, Libertyville, IL 600485341. Office phone: 7324238404.
What is Dr. Emmanuel Njoku's NPI?
Dr. Emmanuel Njoku's National Provider Identifier (NPI) is 1689981045, issued by NPPES.
Does Dr. Emmanuel Njoku accept Medicare assignment?
Yes. Dr. Emmanuel Njoku accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Emmanuel Njoku commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.