Gladys Dychiao, MD
NPI 1407943392 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gladys Dychiao, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1407943392).
Provider details
- NPI number
- 1407943392
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 043040 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 221 | 215 |
| Typhoid Vi Polysacch Vaccinebrand: Typhim Vi | 98 | 98 |
| Atovaquone/Proguanil Hclbrand: Atovaquone-Proguanil Hcl | 82 | 82 |
| Diph,pertuss(acell),tet Vac/Pfbrand: Adacel Tdap | 69 | 69 |
| Hepatitis a Virus Vaccine/Pfbrand: Havrix | 50 | 45 |
| Rosuvastatin Calcium | 39 | — |
| Atorvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-10
- Last updated
- 2025-03-14
- Certified
- 2025-03-14
Frequently asked questions
- What is Gladys Dychiao's NPI number?
- Gladys Dychiao's National Provider Identifier (NPI) is 1407943392, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gladys Dychiao's specialty?
- Gladys Dychiao is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gladys Dychiao located?
- Gladys Dychiao's practice location on file with NPPES is 1600 Owens St, San Francisco, CA 94158-2261.
- What is Gladys Dychiao's phone number?
- The practice phone number listed in the NPPES registry for Gladys Dychiao is (415) 914-3046.
- Does Gladys Dychiao accept Medicare?
- Gladys Dychiao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gladys Dychiao's NPI active?
- Yes — Gladys Dychiao's NPI (1407943392) is active in the NPPES registry as of the last update on 2025-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.