Natasha Nicole Witzl, PHYSICIAN ASSISTANT
NPI 1821699380ActiveIndividual· Physician Assistant· Newport Beach, CA
Physician Assistant (PHYSICIAN ASSISTANT) with Parham Tabibian MD Inc, practicing in Newport Beach, California. Their prescriptions cost Medicare Part D more than their services did: $142,628 for 408 claims, against $77,821 paid for services in 2024. Abbvie Inc. was the largest of 18 companies reporting payments in 2025, $1,863 in all, mostly food and beverage.
Overview
| NPI | 1821699380 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHYSICIAN ASSISTANT |
| Sole proprietor | Yes |
| NPI issued | Nov 2, 2020 |
| Last updated in NPPES | Jun 28, 2022 |
| Certified by provider | Feb 14, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 | 178 |
|---|---|
| Services billed | 2,328 across 59 procedure codes |
| Paid by Medicare | $77,821 |
Part D prescriptions in 2024
| Prescriptions (claims) | 408 · 434 30-day fills |
|---|---|
| Patients | 157 |
| Total drug cost | $142,628 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Parham Tabibian MD IncLos Alamitos, CA · 9 clinicians
Industry payments (Open Payments)
- 2025$1,863 · 92 payments from 18 companies
- 2024$3,779 · 173 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $375.36 | 23 |
| Janssen Biotech, Inc. | $351.72 | 20 |
| Pfizer Inc. | $223.57 | 13 |
| Leo Pharma Inc. | $222.83 | 10 |
| Lilly USA, LLC | $171.90 | 4 |
What the 2025 payments were for
- Food and Beverage$1,768 · 91 payments
- Education$94.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 153 physician assistants in Newport Beach · All physician assistants in California