Sabrina Chang
NPI 1497378970 · Physician Assistant · Vallejo, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sabrina Chang is a Physician Assistant provider in Vallejo, CA (NPI 1497378970).
Provider details
- NPI number
- 1497378970
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- 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 tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
312 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 69 | $6 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 39 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 34 | $13 |
| Hemoglobin A1c Level83036 | 33 | $10 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 32 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 31 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 106 | 41 |
| Amlodipine Besylate | 93 | 35 |
| Famotidine | 57 | 35 |
| Fluticasone Propionate | 49 | 32 |
| Losartan Potassium | 39 | 16 |
| Tamsulosin Hcl | 27 | 12 |
| Levothyroxine Sodium | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-05-19
- Last updated
- 2022-04-20
- Certified
- 2022-04-20
Frequently asked questions
- What is Sabrina Chang's NPI number?
- Sabrina Chang's National Provider Identifier (NPI) is 1497378970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sabrina Chang's specialty?
- Sabrina Chang is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sabrina Chang located?
- Sabrina Chang's practice location on file with NPPES is 1310 Club Dr, Vallejo, CA 94592-1187.
- What is Sabrina Chang's phone number?
- The practice phone number listed in the NPPES registry for Sabrina Chang is (707) 638-5809.
- Does Sabrina Chang accept Medicare?
- Sabrina Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sabrina Chang's NPI active?
- Yes — Sabrina Chang's NPI (1497378970) is active in the NPPES registry as of the last update on 2022-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.