IndividualActive
Heidi Stein, LCSW
NPI 1891202248 · Social Worker · Sunnyvale, CA
Heidi Stein, LCSW is a Social Worker provider in Sunnyvale, CA (NPI 1891202248).
Provider details
- NPI number
- 1891202248
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 76465 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
301 Old San Francisco Rd
Sunnyvale, CA 94086-6386
Phone: (408) 730-2864
Street-level locationGet directions
Mailing address
4134 Amaranta Ct
Palo Alto, CA 94306-3906
Registry dates
- Enumerated
- 2018-01-08
- Last updated
- 2018-01-08
Frequently asked questions
- What is Heidi Stein's NPI number?
- Heidi Stein's National Provider Identifier (NPI) is 1891202248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heidi Stein's specialty?
- Heidi Stein is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Heidi Stein located?
- Heidi Stein's practice location on file with NPPES is 301 Old San Francisco Rd, Sunnyvale, CA 94086-6386.
- What is Heidi Stein's phone number?
- The practice phone number listed in the NPPES registry for Heidi Stein is (408) 730-2864.
- Is Heidi Stein's NPI active?
- Yes — Heidi Stein's NPI (1891202248) is active in the NPPES registry as of the last update on 2018-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.