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

John E Bitner, MD

Individual provider Internal Medicine Physician · NPI 1134118763

John E Bitner, MD is an Internal Medicine in Cass City, Michigan. Graduated from Michigan State University College of Human Medicine in 1993, 33 years ago. Practices with Hills and Dales General Hospital Inc, a 64-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
33
Trained at
Michigan State University College of Human Medicine
Licensed in
MI
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4672 Hill St
Cass City, MI 48726-1072
Phone: (989) 872-8202
Fax: (989) 872-1245
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301061902 (MI)

Record details

NPI number1134118763
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2005
Last updated in NPPESSeptember 4, 2012
Mailing address4672 Hill St, Cass City, MI 48726-1072

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF HUMAN MEDICINE
Graduated 1993 (33 years in practice)
Group practice Hills And Dales General Hospital Inc — 64 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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