Gigiyakuan Su, M.D.
NPI 1780692830 · Family Medicine Physician · Antioch, CA
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gigiyakuan Su, M.D. is a Family Medicine Physician provider in Antioch, CA (NPI 1780692830).
Provider details
- NPI number
- 1780692830
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A63427 (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
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 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 133 | 47 |
| Lisinopril | 75 | 27 |
| Metformin Hclbrand: Metformin Hcl Er | 69 | 23 |
| Omeprazole | 58 | 19 |
| Levothyroxine Sodium | 53 | 17 |
| Rosuvastatin Calcium | 51 | 17 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2026-04-17
- Certified
- 2026-04-17
Frequently asked questions
- What is Gigiyakuan Su's NPI number?
- Gigiyakuan Su's National Provider Identifier (NPI) is 1780692830, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gigiyakuan Su's specialty?
- Gigiyakuan Su is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gigiyakuan Su located?
- Gigiyakuan Su's practice location on file with NPPES is 2335 Country Hills Dr, Antioch, CA 94509-7319.
- What is Gigiyakuan Su's phone number?
- The practice phone number listed in the NPPES registry for Gigiyakuan Su is (925) 608-8500.
- Does Gigiyakuan Su accept Medicare?
- Gigiyakuan Su is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gigiyakuan Su's NPI active?
- Yes — Gigiyakuan Su's NPI (1780692830) is active in the NPPES registry as of the last update on 2026-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.