Doctor profile · Federal record

Dr. Chioma Ogala, M.D

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Marana, AZ

  • NPI 1528455391
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
13395 N Marana Main St
Marana, AZ 856537008
(520) 682-4111
fax (520) 682-3817
Additional location
400 W Camino Casa Verde Ste 100
Green Valley, AZ 856143569
(520) 625-1760
fax (520) 648-9496
Additional location
1155 Mill St
Reno, NV 895021576
(775) 327-5174
Mailing address
Po Box 188
Marana, AZ 856530188

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
January 10, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #57624
Medicaid
AZ #556848

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528455391. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
143
Distinct HCPCS
6
Medicare allowed
$1,536
HCPCS Description Services Patients Avg allowed
80053 Blood test, comprehensive group of blood chemicals 34 34 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 30 29 $8
80061 Blood test, lipids (cholesterol and triglycerides) 28 27 $13
83036 Hemoglobin a1c level 23 17 $10
84443 Blood test, thyroid stimulating hormone (tsh) 16 16 $16
84439 Thyroxine (thyroid chemical), free 12 12 $9

In context: peer comparison

Among 4 peers in Marana Internal Medicine Physician, average services per provider: 67. This provider delivers 2.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$36
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $20.28
Exact Sciences Corporation 1 $16.00

By nature of payment

Food and Beverage
$36

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
907
Patients
410
Total drug cost
$81,077
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 176 89 $2,086
Amlodipine Besylate Generic 110 49 $767
Lisinopril Generic 99 46 $805
Levothyroxine Sodium Generic 98 45 $1,530
Losartan Potassium Generic 55 30 $814
Hydrochlorothiazide Generic 49 22 $195
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 46 15 $27,370
Ozempic (Semaglutide) Brand 44 12 $44,775
Simvastatin Generic 41 14 $360
Escitalopram Oxalate Generic 36 13 $234

Frequently asked questions

Auto-generated from federal data
What is Dr. Chioma Ogala's medical specialty?
Dr. Chioma Ogala practices Internal Medicine Physician in Marana, AZ.
Where does Dr. Chioma Ogala practice?
Dr. Chioma Ogala practices at 13395 N Marana Main St, Marana, AZ 856537008. Office phone: 5206824111.
What is Dr. Chioma Ogala's NPI?
Dr. Chioma Ogala's National Provider Identifier (NPI) is 1528455391, issued by NPPES.
Does Dr. Chioma Ogala accept Medicare assignment?
Yes. Dr. Chioma Ogala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chioma Ogala commonly perform?
Top Medicare-reported procedures in 2023: Blood test, comprehensive group of blood chemicals (HCPCS 80053); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061). Source: CMS Medicare Physician & Other Practitioners file.