I-Yeh Gong, M.D.
NPI 1851493373 · Hematology & Oncology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1851493373
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A69062 (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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 110 | 66 |
| Lidocaine/Prilocainebrand: Lidocaine-Prilocaine | 96 | 60 |
| Prednisone | 91 | 17 |
| Filgrastim-Aafibrand: Nivestym | 78 | 17 |
| Imatinib Mesylate | 53 | — |
| Abiraterone Acetate | 45 | — |
| Ondansetronbrand: Ondansetron Odt | 45 | 29 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-04
- Last updated
- 2021-12-15
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.