Doctor profile · Federal record

Dr. Keith Baker, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Family Medicine Physician · Hillsdale, MI

  • NPI 1538271267
  • Accepts Medicare
  • 48 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1456 Hudson RD
Hillsdale, MI 492428314
(517) 439-0200
fax (517) 439-1050

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
April 26, 2011
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #KB041163
Medicaid
MI #4646860

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538271267. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
183
Distinct HCPCS
1
Medicare allowed
$1,464
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 183 106 $8

In context: peer comparison

Among 1 peers in Hillsdale Internal Medicine Physician, average services per provider: 183. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$198
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Endologix LLC 1 $105.91
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $46.91
Intercept Pharmaceuticals, INC. 1 $15.81
Axsome Therapeutics, INC. 1 $14.84
AstraZeneca Pharmaceuticals Lp 1 $14.79

By nature of payment

Food and Beverage
$151
Education
$47

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,532
Patients
713
Total drug cost
$227,190
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 392 108 $13,814
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 262 64 $8,061
Omeprazole Generic 202 65 $3,407
Levothyroxine Sodium Generic 194 59 $3,119
Pravastatin Sodium Generic 180 49 $3,476
Farxiga (Dapagliflozin Propanediol) Brand 170 32 $171,839
Lisinopril Generic 163 48 $1,945
Amlodipine Besylate Generic 151 42 $1,415
Montelukast Sodium Generic 138 42 $2,242
Clopidogrel (Clopidogrel Bisulfate) Brand 137 40 $3,055

Frequently asked questions

Auto-generated from federal data
What is Dr. Keith Baker's medical specialty?
Dr. Keith Baker practices Internal Medicine Physician in Hillsdale, MI.
Where does Dr. Keith Baker practice?
Dr. Keith Baker practices at 1456 Hudson RD, Hillsdale, MI 492428314. Office phone: 5174390200.
What is Dr. Keith Baker's NPI?
Dr. Keith Baker's National Provider Identifier (NPI) is 1538271267, issued by NPPES.
Does Dr. Keith Baker accept Medicare assignment?
Yes. Dr. Keith Baker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Keith Baker commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.