Shannon Leigh Webb, MMS, PA-C
NPI 1821271685ActiveIndividual· Physician Assistant, Medical· San Diego, CA
Physician Assistant, Medical (MMS, PA-C) with Compass Dermatopathology Inc, practicing in San Diego, California. Their prescriptions cost Medicare Part D more than their services did: $236,843 for 270 claims, against $19,008 paid for services in 2024. Genzyme Corporation was the largest of 14 companies reporting payments in 2025, $1,120 in all, mostly food and beverage.
Overview
| NPI | 1821271685 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MMS, PA-C |
| Sole proprietor | No |
| NPI issued | Dec 14, 2007 |
| Last updated in NPPES | Oct 20, 2024 |
| Certified by provider | Oct 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 19346 | 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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 82 |
|---|---|
| Services billed | 472 across 28 procedure codes |
| Paid by Medicare | $19,008 |
Part D prescriptions in 2024
| Prescriptions (claims) | 270 · 303 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $236,843 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Compass Dermatopathology IncPinecrest, FL · 9 clinicians
Industry payments (Open Payments)
- 2025$1,120 · 41 payments from 14 companies
- 2024$874.60 · 35 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $194.71 | 5 |
| Hill Dermaceuticals, Inc. | $191.57 | 1 |
| Abbvie Inc. | $187.79 | 9 |
| Leo Pharma Inc. | $142.53 | 7 |
| Pfizer Inc. | $88.12 | 4 |
What the 2025 payments were for
- Food and Beverage$1,110 · 40 payments
- Education$9.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 174 physician assistants in San Diego · All physician assistants in California