Doctor profile · Federal record

Dr. Onyedikachi Michaels, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Fresno, CA

  • NPI 1821583584
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2823 Fresno St
Fresno, CA 937211324
(559) 603-7367
Mailing address
Po Box 889442
Los Angeles, CA 900889442

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
November 24, 2025
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A197796

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821583584. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,456
Distinct HCPCS
10
Medicare allowed
$120,928
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 748 278 $74
99238 Hospital discharge day management, 30 minutes or less 282 253 $76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 154 151 $123
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 74 44 $46
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 57 40 $112
99239 Hospital discharge day management, more than 30 minutes 56 55 $107
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 35 $164
99214 Established patient office or other outpatient visit, 30-39 minutes 22 20 $89
99213 Established patient office or other outpatient visit, 20-29 minutes 16 14 $62
99212 Established patient office or other outpatient visit, 10-19 minutes 11 11 $33

In context: peer comparison

Among 86 peers in Fresno Internal Medicine Physician, average services per provider: 236. This provider delivers 6.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
347
Patients
185
Total drug cost
$26,425
Drug Type Claims Patients Total cost
Prednisone Generic 80 63 $294
Cefuroxime (Cefuroxime Axetil) Brand 37 37 $297
Amlodipine Besylate Generic 26 13 $208
Atorvastatin Calcium Generic 26 13 $285
Eliquis (Apixaban) Brand 25 14 $16,392
Furosemide Generic 21 0 $93
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 19 19 $186
Clopidogrel (Clopidogrel Bisulfate) Brand 17 0 $217
Azithromycin Generic 16 14 $135
Metoprolol Tartrate Generic 16 0 $131

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Onyedikachi Michaels's medical specialty?
Dr. Onyedikachi Michaels practices Internal Medicine Physician in Fresno, CA.
Where does Dr. Onyedikachi Michaels practice?
Dr. Onyedikachi Michaels practices at 2823 Fresno St, Fresno, CA 937211324. Office phone: 5596037367.
What is Dr. Onyedikachi Michaels's NPI?
Dr. Onyedikachi Michaels's National Provider Identifier (NPI) is 1821583584, issued by NPPES.
Does Dr. Onyedikachi Michaels accept Medicare assignment?
Yes. Dr. Onyedikachi Michaels accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Onyedikachi Michaels commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.