William Wara, M.D.
NPI 1831131754 · Radiation Oncology Physician · San Francisco, CA
William Wara, M.D. is a Radiation Oncology Physician provider in San Francisco, CA (NPI 1831131754).
Provider details
- NPI number
- 1831131754
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A23764 (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
20 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
- 2006-06-12
- Last updated
- 2008-06-05
Frequently asked questions
- What is William Wara's NPI number?
- William Wara's National Provider Identifier (NPI) is 1831131754, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Wara's specialty?
- William Wara is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is William Wara located?
- William Wara's practice location on file with NPPES is 1600 Divisadero St, San Francisco, CA 94115-3010.
- What is William Wara's phone number?
- The practice phone number listed in the NPPES registry for William Wara is (415) 353-7183.
- Is William Wara's NPI active?
- Yes — William Wara's NPI (1831131754) is active in the NPPES registry as of the last update on 2008-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.