Doctor profile · Federal record

Dr. Ruth Kozlowski, DO

Internal Medicine Physician (CMS: Internal Medicine) · Commerce Township, MI

  • NPI 1174598270
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 43 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2455 Union Lake RD Ste 101
Commerce Township, MI 483823596
(248) 363-2239
fax (248) 363-3517
Mailing address
Po Box 18998
Belfast, ME 049154084

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
December 15, 2025
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #RK008620

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174598270. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
709
Distinct HCPCS
4
Medicare allowed
$83,596
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 403 144 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 253 102 $92
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 32 32 $133
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $166

In context: peer comparison

Among 5 peers in this city , average services per provider: 65. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,410
Patients
455
Total drug cost
$36,635
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 188 56 $3,439
Atorvastatin Calcium Generic 162 45 $2,186
Simvastatin Generic 116 33 $1,455
Methotrexate (Methotrexate Sodium) Brand 102 29 $9,109
Rosuvastatin Calcium Generic 101 29 $3,026
Omeprazole Generic 95 32 $1,309
Amlodipine Besylate Generic 87 25 $1,037
Lisinopril Generic 86 29 $986
Losartan Potassium Generic 84 28 $2,030
Hydroxychloroquine Sulfate Generic 83 27 $7,711

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ruth Kozlowski's medical specialty?
Dr. Ruth Kozlowski practices Internal Medicine Physician in Commerce Township, MI.
Where does Dr. Ruth Kozlowski practice?
Dr. Ruth Kozlowski practices at 2455 Union Lake RD Ste 101, Commerce Township, MI 483823596. Office phone: 2483632239.
What is Dr. Ruth Kozlowski's NPI?
Dr. Ruth Kozlowski's National Provider Identifier (NPI) is 1174598270, issued by NPPES.
Does Dr. Ruth Kozlowski accept Medicare assignment?
Yes. Dr. Ruth Kozlowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ruth Kozlowski 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.