Alan N. Mayer, MD
NPI 1134170988ActiveIndividual· Pediatrics, Pediatric Gastroenterology· Milwaukee, WI
Pediatrics, Pediatric Gastroenterology (MD) in Milwaukee, Wisconsin, trained at Js Weill Medical College, Cornell University (class of 1995). Part D covered 52 prescriptions written in 2024, 77% of them generic. Regeneron Healthcare Solutions, Inc. reported $25.25 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1134170988 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 15, 2006 |
| Last updated in NPPES | Jan 26, 2026 |
| Certified by provider | Jan 26, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Gastroenterology Primary | 2080P0206X | 46207-20 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (WI) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 52 · 61 30-day fills |
|---|---|
| Total drug cost | $73,795 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Js Weill Medical College, Cornell University |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Pediatric Medicine |
Medical group
- Gi Associates LLCMilwaukee, WI · 55 clinicians
Industry payments (Open Payments)
- 2025$25.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $25.25 | 1 |
What the 2025 payments were for
- Food and Beverage$25.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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