Ellen Hersam, LMFT
NPI 1407578271 · Marriage & Family Therapist · Sunnyvale, CA
Ellen Hersam, LMFT is a Marriage & Family Therapist provider in Sunnyvale, CA (NPI 1407578271).
Provider details
- NPI number
- 1407578271
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- No
- License
- 134378 (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
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
- 2022-09-16
- Last updated
- 2022-09-16
- Certified
- 2022-09-16
Frequently asked questions
- What is Ellen Hersam's NPI number?
- Ellen Hersam's National Provider Identifier (NPI) is 1407578271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Hersam's specialty?
- Ellen Hersam is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Ellen Hersam located?
- Ellen Hersam's practice location on file with NPPES is 1220 Tasman Dr Spc 394, Sunnyvale, CA 94089-2419.
- What is Ellen Hersam's phone number?
- The practice phone number listed in the NPPES registry for Ellen Hersam is (408) 508-4827.
- Is Ellen Hersam's NPI active?
- Yes — Ellen Hersam's NPI (1407578271) is active in the NPPES registry as of the last update on 2022-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.