Alyssa Herwatt, LCSW
NPI 1063042307 · Clinical Social Worker · San Diego, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Herwatt, LCSW is a Clinical Social Worker provider in San Diego, CA (NPI 1063042307).
Provider details
- NPI number
- 1063042307
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 107936 (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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 4510 Executive Dr Ste 315San Diego, CA 92121-3029Phone: (800) 926-8273Fax: (888) 539-8781
- 200 W Arbor DrSan Diego, CA 92103-9000Phone: (800) 926-8273Fax: (888) 539-8781
Registry dates
- Enumerated
- 2020-01-24
- Last updated
- 2026-01-21
- Certified
- 2026-01-21
Frequently asked questions
- What is Alyssa Herwatt's NPI number?
- Alyssa Herwatt's National Provider Identifier (NPI) is 1063042307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Herwatt's specialty?
- Alyssa Herwatt is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Alyssa Herwatt located?
- Alyssa Herwatt's practice location on file with NPPES is 4471 Appleton St, San Diego, CA 92117-1909.
- What is Alyssa Herwatt's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Herwatt is (707) 386-8161.
- Does Alyssa Herwatt accept Medicare?
- Alyssa Herwatt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Herwatt's NPI active?
- Yes — Alyssa Herwatt's NPI (1063042307) is active in the NPPES registry as of the last update on 2026-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.