Natasha Witzl, PHYSICIAN ASSISTANT
NPI 1821699380 · Physician Assistant · Newport Beach, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natasha Witzl, PHYSICIAN ASSISTANT is a Physician Assistant provider in Newport Beach, CA (NPI 1821699380).
Provider details
- NPI number
- 1821699380
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHYSICIAN ASSISTANT
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
742 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 280 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 106 | $84 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 93 | $39 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 55 | $46 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 55 | $53 |
| Destruction of Skin Growth, 1-14 Growths17110 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 83 | 39 |
| Mupirocin | 50 | 46 |
| Triamcinolone Acetonide | 38 | 30 |
| Doxycycline Hyclate | 26 | 18 |
| Ruxolitinib Phosphatebrand: Opzelura | 25 | — |
| Cephalexin | 20 | 15 |
| Clobetasol Propionate | 17 | 12 |
| Minoxidil | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,718 across 168 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-11-02
- Last updated
- 2022-06-28
- Certified
- 2022-02-14
Frequently asked questions
- What is Natasha Witzl's NPI number?
- Natasha Witzl's National Provider Identifier (NPI) is 1821699380, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natasha Witzl's specialty?
- Natasha Witzl is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Natasha Witzl located?
- Natasha Witzl's practice location on file with NPPES is 1501 Superior Ave, Newport Beach, CA 92663-3600.
- What is Natasha Witzl's phone number?
- The practice phone number listed in the NPPES registry for Natasha Witzl is (949) 642-7600.
- Does Natasha Witzl accept Medicare?
- Natasha Witzl is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natasha Witzl's NPI active?
- Yes — Natasha Witzl's NPI (1821699380) is active in the NPPES registry as of the last update on 2022-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.