Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

James K Mackay, MD

Individual provider Hospitalist Physician · NPI 1982684320

James K Mackay, MD is an Internal Medicine in Kalamazoo, Michigan. Qualified in 1999, 27 years ago. Practices with Bronson Methodist Hospital, a 719-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
27
Licensed in
MI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

601 John St Box 74
Kalamazoo, MI 49007-5341
Phone: (269) 341-8481
Fax: (269) 341-7781
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 4301077948 (MI)

Record details

NPI number1982684320
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 20, 2006
Last updated in NPPESNovember 27, 2023
Certification dateOctober 7, 2020
Mailing address601 John St, Box 74, Kalamazoo, MI 49007-5341

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Bronson Methodist Hospital — 719 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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