Sharon Westerberg, PA-C
NPI 1629097191 · Physician Assistant · Huntington Beach, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sharon Westerberg, PA-C is a Physician Assistant provider in Huntington Beach, CA (NPI 1629097191).
Provider details
- NPI number
- 1629097191
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA14863 (CA)
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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydroxyurea | 23 | — |
| Anastrozole | 22 | 11 |
| Exemestane | 18 | — |
| Letrozole | 17 | 12 |
| Levothyroxine Sodium | 17 | — |
| Gabapentin | 13 | — |
| Alendronate Sodium | 12 | — |
| Apixabanbrand: Eliquis |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,243 across 154 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
- 2006-07-18
- Last updated
- 2026-03-04
- Certified
- 2026-03-04
Frequently asked questions
- What is Sharon Westerberg's NPI number?
- Sharon Westerberg's National Provider Identifier (NPI) is 1629097191, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sharon Westerberg's specialty?
- Sharon Westerberg is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sharon Westerberg located?
- Sharon Westerberg's practice location on file with NPPES is 2100 Main St Ste 300, Huntington Beach, CA 92648-2489.
- What is Sharon Westerberg's phone number?
- The practice phone number listed in the NPPES registry for Sharon Westerberg is (714) 252-9415.
- Does Sharon Westerberg accept Medicare?
- Sharon Westerberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sharon Westerberg's NPI active?
- Yes — Sharon Westerberg's NPI (1629097191) is active in the NPPES registry as of the last update on 2026-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.