Cheryl Thieu, MD
NPI 1528022357 · Internal Medicine Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cheryl Thieu, MD is a Internal Medicine Physician provider in San Jose, CA (NPI 1528022357).
Provider details
- NPI number
- 1528022357
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A77240 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% 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 | 36 | 11 |
| Furosemide | 36 | — |
| Metoprolol Succinate | 21 | — |
| Tamsulosin Hcl | 20 | — |
| Spironolactone | 18 | — |
| Gabapentin | 16 | — |
| Dulaglutidebrand: Trulicity |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-17
- Last updated
- 2020-12-14
- Certified
- 2020-12-14
Frequently asked questions
- What is Cheryl Thieu's NPI number?
- Cheryl Thieu's National Provider Identifier (NPI) is 1528022357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cheryl Thieu's specialty?
- Cheryl Thieu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cheryl Thieu located?
- Cheryl Thieu's practice location on file with NPPES is 751 S Bascom Ave, San Jose, CA 95128-2604.
- What is Cheryl Thieu's phone number?
- The practice phone number listed in the NPPES registry for Cheryl Thieu is (408) 885-6305.
- Does Cheryl Thieu accept Medicare?
- Cheryl Thieu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cheryl Thieu's NPI active?
- Yes — Cheryl Thieu's NPI (1528022357) is active in the NPPES registry as of the last update on 2020-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.