Jean Nakamura, M.D.
NPI 1154369551 · Radiation Oncology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jean Nakamura, M.D. is a Radiation Oncology Physician provider in San Francisco, CA (NPI 1154369551).
Provider details
- NPI number
- 1154369551
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- License
- A71767 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
772 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Calculation of Radiation Therapy Dose77300 | 217 | $37 |
| Design and Construction of Complex Radiation Treatment Device77334 | 147 | $69 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 90 | $35 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 82 | $19 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 64 | $162 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-04
- Last updated
- 2007-07-09
Frequently asked questions
- What is Jean Nakamura's NPI number?
- Jean Nakamura's National Provider Identifier (NPI) is 1154369551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jean Nakamura's specialty?
- Jean Nakamura is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Jean Nakamura located?
- Jean Nakamura's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Jean Nakamura's phone number?
- The practice phone number listed in the NPPES registry for Jean Nakamura is (415) 353-8900.
- Does Jean Nakamura accept Medicare?
- Jean Nakamura is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jean Nakamura's NPI active?
- Yes — Jean Nakamura's NPI (1154369551) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.