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

William G Stahl III, MD

Individual provider Internal Medicine Physician · NPI 1265484760

William G Stahl III, MD is a Gastroenterology in Marquette, Michigan. Graduated from Rutgers R W Johnson Medical School (CAM/NEW Bruns/Pisc) in 1988, 38 years ago. Practices with U.p. Digestive Disease Associates PC, a 2-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
38
Trained at
Rutgers R W Johnson Medical School (CAM/NEW Bruns/Pisc)
Licensed in
MI
In the registry since
2006
Specialties on file
2
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

1414 W Fair Ave Ste 247
Marquette, MI 49855-2675
Phone: (906) 225-3880
Fax: (906) 225-4523
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 4301082866 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301082866 (MI)

Record details

NPI number1265484760
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 16, 2006
Last updated in NPPESJanuary 28, 2013

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolRUTGERS R W JOHNSON MEDICAL SCHOOL (CAM/NEW BRUNS/PISC)
Graduated 1988 (38 years in practice)
Group practice U.P. Digestive Disease Associates. P.C. — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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