Doctor profile · Federal record

Dr. Eric Shay, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Kalamazoo, MI

  • NPI 1003858770
  • Accepts Medicare
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
601 John St, Suite M-170
Kalamazoo, MI 490075341
(269) 381-5060
fax (269) 381-1655

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 27, 2023
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301059651
Medicaid (2)
MI #3489263-10 · MI #1003858770

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003858770. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
704
Distinct HCPCS
6
Medicare allowed
$42,699
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 247 165 $79
99214 Established patient office or other outpatient visit, 30-39 minutes 202 136 $73
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 156 156 $25
99213 Established patient office or other outpatient visit, 20-29 minutes 64 50 $63
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 22 20 $30
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 13 13 $8

In context: peer comparison

Among 57 peers in this city , average services per provider: 93. This provider delivers 7.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,020
Patients
1,402
Total drug cost
$321,162
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 818 230 $20,441
Levothyroxine Sodium Generic 624 157 $10,574
Amlodipine Besylate Generic 466 128 $6,232
Losartan Potassium Generic 409 119 $8,628
Enalapril Maleate Generic 404 104 $13,659
Metoprolol Succinate Generic 337 90 $9,239
Tamsulosin Hcl Generic 278 76 $10,601
Rosuvastatin Calcium Generic 263 76 $10,287
Hydrochlorothiazide Generic 257 69 $1,344
Omeprazole Generic 250 80 $4,691

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Shay's medical specialty?
Dr. Eric Shay practices Internal Medicine Physician in Kalamazoo, MI.
Where does Dr. Eric Shay practice?
Dr. Eric Shay practices at 601 John St, Kalamazoo, MI 490075341. Office phone: 2693815060.
What is Dr. Eric Shay's NPI?
Dr. Eric Shay's National Provider Identifier (NPI) is 1003858770, issued by NPPES.
Does Dr. Eric Shay accept Medicare assignment?
Yes. Dr. Eric Shay accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eric Shay commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.