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

Stephanie Lynn Judd Irwin, MD

Individual provider Gastroenterology Physician · NPI 1831328707

Stephanie Lynn Judd Irwin, MD is an Internal Medicine in Ashland, Wisconsin. Graduated from Wayne State University School of Medicine in 2009, 17 years ago. Practices with Memorial Medical Center Inc, a 78-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
17
Trained at
Wayne State University School of Medicine
Licensed in
MI
In the registry since
2009
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

1615 Maple Ln
Ashland, WI 54806
Phone: (715) 685-6010
Fax: (715) 682-0738
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 4301094318 (MI)

Record details

NPI number1831328707
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 13, 2009
Last updated in NPPESNovember 15, 2024
Certification dateMarch 22, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Memorial Medical Center Inc — 78 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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