Katherine Whang, PA-C
NPI 1649941923 · Physician Assistant · San Gabriel, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Whang, PA-C is a Physician Assistant provider in San Gabriel, CA (NPI 1649941923).
Provider details
- NPI number
- 1649941923
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- 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 tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 55 | 32 |
| Amlodipine Besylate | 46 | 21 |
| Losartan Potassium | 40 | 22 |
| Simvastatin | 27 | 13 |
| Metformin Hcl | 22 | 14 |
| Triamcinolone Acetonide | 21 | 11 |
| Empagliflozinbrand: Jardiance | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-09-25
- Last updated
- 2021-09-25
- Certified
- 2021-09-25
Frequently asked questions
- What is Katherine Whang's NPI number?
- Katherine Whang's National Provider Identifier (NPI) is 1649941923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Whang's specialty?
- Katherine Whang is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Whang located?
- Katherine Whang's practice location on file with NPPES is 923 S San Gabriel Blvd, San Gabriel, CA 91776-2743.
- What is Katherine Whang's phone number?
- The practice phone number listed in the NPPES registry for Katherine Whang is (626) 286-8700.
- Does Katherine Whang accept Medicare?
- Katherine Whang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Whang's NPI active?
- Yes — Katherine Whang's NPI (1649941923) is active in the NPPES registry as of the last update on 2021-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.