Doctor profile · Federal record

Dr. Chiemeka Onyima, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Pain Medicine Physician · Student in an Organized Health Care Education/Training Program · Washington, DC

  • NPI 1215460076
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2150 Pennsylvania Ave Nw
Washington, DC 200373201
(202) 741-3000
Additional location
11110 Medical Campus RD Ste 225
Hagerstown, MD 217426727
(301) 665-4720
Mailing address
11110 Medical Campus RD Ste 225
Hagerstown, MD 217426727

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
August 2, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Maryland #MD049166 · Maryland #D93702

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215460076. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,185
Distinct HCPCS
10
Medicare allowed
$110,863
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 278 119 $88
99212 Established patient office or other outpatient visit, 10-19 minutes 114 68 $57
99204 New patient office or other outpatient visit, 45-59 minutes 88 88 $164
64493 Injection of lower or sacral spine facet joint using imaging guidance, single level 76 43 $116
64494 Injection of lower or sacral spine facet joint using imaging guidance, second level 75 43 $66
80305 Testing for presence of drug, read by direct observation 61 54 $12
64483 Injection of anesthetic and/or steroid drug into sacral spine nerve root using imaging guidance, single level 55 34 $121
64636 Destruction of lower or sacral spinal facet joint nerves using imaging guidance, each additional facet joint 51 30 $55
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 48 28 $79
64635 Destruction of lower or sacral spinal facet joint nerves using imaging guidance, single facet joint 47 30 $186

In context: peer comparison

Among 75 peers in Washington Anesthesiology Physician, average services per provider: 27. This provider delivers 44× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$368
Transactions
7
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 6 $227.61
Nevro Corp. 1 $140.22

By nature of payment

Food and Beverage
$368

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,588
Patients
536
Total drug cost
$27,275
Drug Type Claims Patients Total cost
Gabapentin Generic 583 161 $7,275
Lidocaine Generic 180 97 $5,716
Pregabalin Generic 157 44 $4,450
Duloxetine Hcl Generic 120 35 $2,183
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 86 34 $2,070
Amitriptyline Hcl Generic 75 35 $663
Cyclobenzaprine Hcl Generic 64 26 $889
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 64 26 $1,066
Tramadol Hcl Generic 56 25 $401
Tizanidine Hcl Generic 55 17 $704

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chiemeka Onyima's medical specialty?
Dr. Chiemeka Onyima practices Anesthesiology Physician in Washington, DC.
Where does Dr. Chiemeka Onyima practice?
Dr. Chiemeka Onyima practices at 2150 Pennsylvania Ave Nw, Washington, DC 200373201. Office phone: 2027413000.
What is Dr. Chiemeka Onyima's NPI?
Dr. Chiemeka Onyima's National Provider Identifier (NPI) is 1215460076, issued by NPPES.
Does Dr. Chiemeka Onyima accept Medicare assignment?
Yes. Dr. Chiemeka Onyima accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chiemeka Onyima commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.