Doctor profile · Federal record

Dr. Ruth Yoon, D.O.

Family Medicine Physician (CMS: Family Practice) · Okemos, MI

  • NPI 1366478695
  • Accepts Medicare
  • 31 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4265 Okemos RD, Suite H
Okemos, MI 488643285
(517) 349-3444
fax (517) 349-4330

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Michigan #5101012633
Medicaid
MI #4351381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366478695. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
318
Distinct HCPCS
7
Medicare allowed
$24,388
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 148 62 $87
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 50 50 $125
G0444 Annual depression screening, 5 to 15 minutes 47 47 $18
G0008 Administration of influenza virus vaccine 20 20 $29
99214 Established patient office or other outpatient visit, 30-39 minutes 19 16 $124
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 18 18 $72
83036 Hemoglobin a1c level 16 11 $10

In context: peer comparison

Among 13 peers in Okemos Family Medicine Physician, average services per provider: 76. This provider delivers 4.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$402
Transactions
19
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 8 $207.34
Novo Nordisk INC 4 $77.92
GlaxoSmithKline, LLC. 2 $42.60
Bayer Healthcare Pharmaceuticals INC. 3 $42.46
Exact Sciences Corporation 1 $16.23
Cranial Technologies, INC 1 $15.00

By nature of payment

Food and Beverage
$402

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,350
Patients
424
Total drug cost
$22,150
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 203 61 $3,910
Atorvastatin Calcium Generic 171 51 $2,712
Lisinopril Generic 123 40 $1,076
Losartan Potassium Generic 102 32 $2,789
Metoprolol Succinate Generic 102 31 $2,523
Simvastatin Generic 96 28 $1,501
Amlodipine Besylate Generic 90 31 $978
Metformin Hcl Generic 84 27 $993
Lovastatin Generic 83 23 $1,233
Omeprazole Generic 61 20 $1,186

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ruth Yoon's medical specialty?
Dr. Ruth Yoon practices Family Medicine Physician in Okemos, MI.
Where does Dr. Ruth Yoon practice?
Dr. Ruth Yoon practices at 4265 Okemos RD, Okemos, MI 488643285. Office phone: 5173493444.
What is Dr. Ruth Yoon's NPI?
Dr. Ruth Yoon's National Provider Identifier (NPI) is 1366478695, issued by NPPES.
Does Dr. Ruth Yoon accept Medicare assignment?
Yes. Dr. Ruth Yoon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ruth Yoon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual depression screening, 5 to 15 minutes (HCPCS G0444). Source: CMS Medicare Physician & Other Practitioners file.