Brandon Fennell, MD
NPI 1720780703 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brandon Fennell, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1720780703).
Provider details
- NPI number
- 1720780703
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A200947 (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
3 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
- 2023-03-21
- Last updated
- 2026-05-31
- Certified
- 2026-05-31
Frequently asked questions
- What is Brandon Fennell's NPI number?
- Brandon Fennell's National Provider Identifier (NPI) is 1720780703, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brandon Fennell's specialty?
- Brandon Fennell is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brandon Fennell located?
- Brandon Fennell's practice location on file with NPPES is 505 Parnassus Ave # M1480, San Francisco, CA 94143-2204.
- What is Brandon Fennell's phone number?
- The practice phone number listed in the NPPES registry for Brandon Fennell is (415) 476-1000.
- Does Brandon Fennell accept Medicare?
- Brandon Fennell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brandon Fennell's NPI active?
- Yes — Brandon Fennell's NPI (1720780703) is active in the NPPES registry as of the last update on 2026-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.