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

Dr. Alan N Mayer, MD

Individual provider Pediatric Gastroenterology Physician · NPI 1134170988

Dr. Alan N Mayer, MD is a Gastroenterology in Milwaukee, Wisconsin. Graduated from Js Weill Medical College, Cornell University in 1995, 31 years ago. Practices with Gi Associates LLC, a 55-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
31
Trained at
Js Weill Medical College, Cornell University
Licensed in
WI
In the registry since
2006
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

2801 W Kinnickinnic River Pkwy Ste 1080
Milwaukee, WI 53215-3689
Phone: (414) 908-6506
Fax: (414) 908-6510
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Gastroenterology Physician (primary) Taxonomy 2080P0206X · Licence 46207-20 (WI)

Record details

NPI number1134170988
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2006
Last updated in NPPESJanuary 26, 2026
Certification dateJanuary 26, 2026

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolJS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY
Graduated 1995 (31 years in practice)
Group practice Gi Associates Llc — 55 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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