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

Dr. Walter C. Lang, DO

Individual provider Internal Medicine Physician · NPI 1548244304

Dr. Walter C. Lang, DO is an Internal Medicine in Livonia, Michigan. Graduated from Des Moines University of Osteopathic Medicine and Health Sciences in 1989, 37 years ago. Practices with Geriatric Associates of Michigan, PLLC, a 7-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
37
Trained at
Des Moines University of Osteopathic Medicine and Health Sciences
Licensed in
MI
In the registry since
2005
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

36123 Schoolcraft Rd
Livonia, MI 48150-1216
Phone: (734) 793-6140
Fax: (734) 402-0254
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 5101010757 (MI)

Record details

NPI number1548244304
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 5, 2005
Last updated in NPPESOctober 11, 2016

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolDES MOINES UNIVERSITY OF OSTEOPATHIC MEDICINE AND HEALTH SCIENCES
Graduated 1989 (37 years in practice)
Group practice Geriatric Associates Of Michigan, Pllc — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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