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

Dr. William Thomas McCadie Jr., DO

Individual provider Internal Medicine Physician · NPI 1669414736

Dr. William Thomas McCadie Jr., DO is an Internal Medicine in Midland, Michigan. Graduated from Michigan State University College of Osteopathic Medicine in 2003, 23 years ago. Practices with McLaren Thumb Region, a 39-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
23
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
MI
In the registry since
2006
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

4000 Wellness Dr Mid Michigan Health
Midland, MI 48670
Phone: (989) 839-1644
Fax: (989) 839-3029
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 5101015721 (MI)

Record details

NPI number1669414736
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESJune 25, 2019

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2003 (23 years in practice)
Group practice McLaren Thumb Region — 39 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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