Sylvanna Callaway Brennan, PHD
NPI 1043373970 · Clinical Child & Adolescent Psychologist · San Francisco, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sylvanna Callaway Brennan, PHD is a Clinical Child & Adolescent Psychologist provider in San Francisco, CA (NPI 1043373970).
Provider details
- NPI number
- 1043373970
- Entity type
- Individual
- Primary specialty
- Clinical Child & Adolescent PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- PSY20417 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2006-12-19
- Last updated
- 2022-01-11
Frequently asked questions
- What is Sylvanna Callaway Brennan's NPI number?
- Sylvanna Callaway Brennan's National Provider Identifier (NPI) is 1043373970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sylvanna Callaway Brennan's specialty?
- Sylvanna Callaway Brennan is listed in the NPPES registry with a primary specialty of Clinical Child & Adolescent Psychologist (Behavioral Health & Social Service Providers).
- Where is Sylvanna Callaway Brennan located?
- Sylvanna Callaway Brennan's practice location on file with NPPES is 4141 Geary Blvd Fl 4, San Francisco, CA 94118-3118.
- What is Sylvanna Callaway Brennan's phone number?
- The practice phone number listed in the NPPES registry for Sylvanna Callaway Brennan is (415) 833-7112.
- Does Sylvanna Callaway Brennan accept Medicare?
- Sylvanna Callaway Brennan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sylvanna Callaway Brennan's NPI active?
- Yes — Sylvanna Callaway Brennan's NPI (1043373970) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.