Elizabeth Collyer, MD
NPI 1326369307ActiveIndividual· Pediatrics, Pediatric Gastroenterology· Phoenix, AZ
Pediatrics, Pediatric Gastroenterology (MD) in Phoenix, Arizona, trained at Pennsylvania State University College of Medicine (class of 2010). Part D covered 16 prescriptions written in 2024, 100% of them generic. Genzyme Corporation was the largest of 4 companies reporting payments in 2025, $511.50 in all, mostly food and beverage.
Overview
| NPI | 1326369307 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 14, 2010 |
| Last updated in NPPES | Jan 6, 2020 |
| Certified by provider | Jan 6, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Gastroenterology Primary | 2080P0206X | 52100 | AZ |
| Pediatrics | 208000000X | MT197319 | PA |
| Pediatrics | 208000000X | MD447010 | PA |
| Pediatrics, Pediatric Gastroenterology | 2080P0206X | 57.022304 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (AZ) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 16 · 16 30-day fills |
|---|---|
| Total drug cost | $739.48 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Pennsylvania State University College of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
Medical group
- Phoenix Children's HospitalPhoenix, AZ · 437 clinicians
Industry payments (Open Payments)
- 2025$511.50 · 26 payments from 4 companies
- 2024$563.20 · 21 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $313.01 | 17 |
| Regeneron Healthcare Solutions, Inc. | $156.34 | 7 |
| Mirum Pharmaceuticals, Inc. | $21.12 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $21.03 | 1 |
What the 2025 payments were for
- Food and Beverage$511.50 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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