Alyssa Steiger
NPI 1730336157 · Clinical Psychologist · Mill Valley, CA
Alyssa Steiger is a Clinical Psychologist provider in Mill Valley, CA (NPI 1730336157).
Provider details
- NPI number
- 1730336157
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
17 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2008-08-27
- Last updated
- 2016-12-27
Frequently asked questions
- What is Alyssa Steiger's NPI number?
- Alyssa Steiger's National Provider Identifier (NPI) is 1730336157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Steiger's specialty?
- Alyssa Steiger is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Alyssa Steiger located?
- Alyssa Steiger's practice location on file with NPPES is 150 Shoreline Hwy Bldg B #20, Mill Valley, CA 94941.
- What is Alyssa Steiger's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Steiger is (628) 227-6278.
- Is Alyssa Steiger's NPI active?
- Yes — Alyssa Steiger's NPI (1730336157) is active in the NPPES registry as of the last update on 2016-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.