Doctor profile · Federal record

Dr. Ernest Njonkem

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Baltimore, MD

  • NPI 1447898143
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 S Greene St
Baltimore, MD 212011544
(410) 328-4242
Mailing address
12317 Bonmot Pl
Reisterstown, MD 211361701

Credentials & registration

NPPES · NUCC
NPI registered
December 2019 — 7 yrs on file
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Maryland #R180739

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447898143. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
476
Distinct HCPCS
5
Medicare allowed
$49,228
HCPCS Description Services Patients Avg allowed
99239 Hospital discharge day management, more than 30 minutes 176 170 $102
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 170 137 $71
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 81 81 $153
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 33 32 $118
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes 16 16 $184

In context: peer comparison

Among 73 peers in this city , average services per provider: 69. This provider delivers 6.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $22.73

By nature of payment

Food and Beverage
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
43
Patients
31
Total drug cost
$495
Drug Type Claims Patients Total cost
Cefuroxime (Cefuroxime Axetil) Brand 19 19 $291
Prednisone Generic 13 12 $54
Cefdinir Generic 11 0 $150

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ernest Njonkem's medical specialty?
Dr. Ernest Njonkem practices Acute Care Nurse Practitioner in Baltimore, MD.
Where does Dr. Ernest Njonkem practice?
Dr. Ernest Njonkem practices at 22 S Greene St, Baltimore, MD 212011544. Office phone: 4103284242.
What is Dr. Ernest Njonkem's NPI?
Dr. Ernest Njonkem's National Provider Identifier (NPI) is 1447898143, issued by NPPES.
Does Dr. Ernest Njonkem accept Medicare assignment?
Yes. Dr. Ernest Njonkem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ernest Njonkem commonly perform?
Top Medicare-reported procedures in 2023: Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.