Doctor profile · Federal record

Dr. Oyoyo Onuoha, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Mesa, AZ

  • NPI 1811183171
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2919 S Ellsworth RD, Suite 139
Mesa, AZ 852122164
(480) 984-5225
fax (480) 984-5447

Credentials & registration

NPPES · NUCC
NPI registered
September 2007 — 19 yrs on file
Profile last updated
April 22, 2015
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #42096

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811183171. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,335
Distinct HCPCS
10
Medicare allowed
$99,932
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 479 76 $61
99214 Established patient office or other outpatient visit, 30-39 minutes 380 207 $123
G0442 Annual alcohol misuse screening, 5 to 15 minutes 113 113 $18
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 102 102 $125
G0444 Annual depression screening, 5 to 15 minutes 100 100 $18
G0447 Face-to-face behavioral counseling for obesity, 15 minutes 54 44 $24
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $161
81002 Urinalysis, manual test 14 14 $3
96372 Injection of drug or substance under skin or into muscle 14 12 $14
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month 14 12 $114

In context: peer comparison

Among 47 peers in Mesa Internal Medicine Physician, average services per provider: 132. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$149
Transactions
8
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $26.67
Novo Nordisk INC 1 $21.66
Abbott Laboratories 1 $19.64
Exact Sciences Corporation 1 $18.01
Abbvie INC. 1 $17.83
AstraZeneca Pharmaceuticals Lp 1 $16.29
Sanofi-Aventis U.S. LLC 1 $14.75
Pfizer INC. 1 $13.95

By nature of payment

Food and Beverage
$149

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,280
Patients
793
Total drug cost
$29,386
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 362 119 $5,418
Atorvastatin Calcium Generic 266 91 $3,642
Amlodipine Besylate Generic 220 70 $1,362
Lisinopril Generic 186 69 $1,597
Losartan Potassium Generic 178 67 $2,937
Metformin Hcl Generic 164 53 $1,548
Gabapentin Generic 145 51 $3,758
Pantoprazole Sodium Generic 122 47 $1,840
Simvastatin Generic 120 38 $968
Rosuvastatin Calcium Generic 98 36 $1,697

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Oyoyo Onuoha's medical specialty?
Dr. Oyoyo Onuoha practices Internal Medicine Physician in Mesa, AZ.
Where does Dr. Oyoyo Onuoha practice?
Dr. Oyoyo Onuoha practices at 2919 S Ellsworth RD, Mesa, AZ 852122164. Office phone: 4809845225.
What is Dr. Oyoyo Onuoha's NPI?
Dr. Oyoyo Onuoha's National Provider Identifier (NPI) is 1811183171, issued by NPPES.
Does Dr. Oyoyo Onuoha accept Medicare assignment?
Yes. Dr. Oyoyo Onuoha accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Oyoyo Onuoha commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99214); Annual alcohol misuse screening, 5 to 15 minutes (HCPCS G0442). Source: CMS Medicare Physician & Other Practitioners file.