Doctor profile · Federal record

Dr. Eun Oh, MD

Internal Medicine Physician (CMS: Internal Medicine) · Geriatric Medicine (Internal Medicine) Physician · Oro Valley, AZ

  • NPI 1558391672
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
555 E Vuelta Caminata del Rio
Oro Valley, AZ 85737
(520) 547-5688
fax (520) 547-4661
Additional location
760 E Pusch View Ln
Oro Valley, AZ 857379235

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 1, 2018
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #41023

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558391672. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
838
Distinct HCPCS
8
Medicare allowed
$75,758
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 374 151 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 164 98 $87
G0008 Administration of influenza virus vaccine 97 97 $30
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 78 48 $22
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 57 57 $76
90662 Influenza vaccine split virus, preservative free 40 40 $72
99212 Established patient office or other outpatient visit, 10-19 minutes 16 14 $55
99495 Transitional care management services for problem of at least moderate complexity 12 12 $197

In context: peer comparison

Among 2 peers in Oro Valley Internal Medicine Physician, average services per provider: 139. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$747
Transactions
36
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 4 $278.28
Amgen INC. 15 $152.97
Novartis Pharmaceuticals Corporation 4 $74.54
Radius Health, INC. 3 $57.16
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 3 $42.21
Boston Scientific Corporation 1 $38.79
Lundbeck LLC 1 $22.57
Pfizer INC. 1 $19.84
Abbvie INC. 1 $17.86
Phathom Pharmaceuticals, INC. 1 $14.97
Amneal Pharmaceuticals LLC 1 $13.90
Lilly USA, LLC 1 $13.71

By nature of payment

Food and Beverage
$747

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,568
Patients
483
Total drug cost
$220,115
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 291 83 $6,244
Lisinopril Generic 142 39 $1,447
Synthroid (Levothyroxine Sodium) Brand 133 30 $14,478
Ozempic (Semaglutide) Brand 117 24 $183,074
Pantoprazole Sodium Generic 115 45 $3,397
Atorvastatin Calcium Generic 105 31 $1,052
Amlodipine Besylate Generic 86 27 $589
Omeprazole Generic 86 25 $1,624
Trazodone Hcl Generic 86 24 $1,327
Pravastatin Sodium Generic 78 23 $1,295

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eun Oh's medical specialty?
Dr. Eun Oh practices Internal Medicine Physician in Oro Valley, AZ.
Where does Dr. Eun Oh practice?
Dr. Eun Oh practices at 555 E Vuelta Caminata del Rio, Oro Valley, AZ 85737. Office phone: 5205475688.
What is Dr. Eun Oh's NPI?
Dr. Eun Oh's National Provider Identifier (NPI) is 1558391672, issued by NPPES.
Does Dr. Eun Oh accept Medicare assignment?
Yes. Dr. Eun Oh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eun Oh commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.