Mary Elizabeth Patterson, M.D.
NPI 1912112020ActiveIndividual· Pediatrics, Pediatric Endocrinology· San Diego, CA
Pediatrics, Pediatric Endocrinology (M.D.) in San Diego, California, licensed in CA, with an NPI issued in May 2007. Enrolled in Medicare as practitioner - endocrinology. Tolmar, Inc. was the largest of 14 companies reporting payments in 2025, $1,065 in all, mostly food and beverage.
Overview
| NPI | 1912112020 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 11, 2007 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Endocrinology Primary | 2080P0205X | A104058 | CA |
| Pediatrics | 208000000X | A104058 | CA |
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 - Endocrinology (CA) |
|---|
Industry payments (Open Payments)
- 2025$1,065 · 37 payments from 14 companies
- 2024$1,038 · 42 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tolmar, Inc. | $148.79 | 2 |
| Beta Bionics, Inc. | $136.56 | 5 |
| Insulet Corporation | $121.56 | 4 |
| Eton Pharmaceuticals, Inc. | $118.84 | 5 |
| Ascendis Pharma Endocrinology Inc | $84.92 | 3 |
What the 2025 payments were for
- Food and Beverage$1,065 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pediatrics, Pediatric Endocrinology providers in San Diego
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All 22 Pediatrics, Pediatric Endocrinology providers in San Diego · All Pediatrics, Pediatric Endocrinology providers in California