Hanlee Ji, M.D.
NPI 1639371719 · Hematology & Oncology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hanlee Ji, M.D. is a Hematology & Oncology Physician provider in Stanford, CA (NPI 1639371719).
Provider details
- NPI number
- 1639371719
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A75926 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-01
- Last updated
- 2012-01-05
Frequently asked questions
- What is Hanlee Ji's NPI number?
- Hanlee Ji's National Provider Identifier (NPI) is 1639371719, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hanlee Ji's specialty?
- Hanlee Ji is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Hanlee Ji located?
- Hanlee Ji's practice location on file with NPPES is 875 Blake Wilbur Drive, Stanford, CA 94305-5820.
- What is Hanlee Ji's phone number?
- The practice phone number listed in the NPPES registry for Hanlee Ji is (650) 498-6000.
- Does Hanlee Ji accept Medicare?
- Hanlee Ji is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hanlee Ji's NPI active?
- Yes — Hanlee Ji's NPI (1639371719) is active in the NPPES registry as of the last update on 2012-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.