Gretchen Richardson
NPI 1497805865 · Addiction (Substance Use Disorder) Counselor · San Francisco, CA
Gretchen Richardson is a Addiction (Substance Use Disorder) Counselor provider in San Francisco, CA (NPI 1497805865).
Provider details
- NPI number
- 1497805865
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
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
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
- 2007-01-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gretchen Richardson's NPI number?
- Gretchen Richardson's National Provider Identifier (NPI) is 1497805865, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Richardson's specialty?
- Gretchen Richardson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Gretchen Richardson located?
- Gretchen Richardson's practice location on file with NPPES is 890 Hayes St, San Francisco, CA 94117-2615.
- What is Gretchen Richardson's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Richardson is (415) 701-5100.
- Is Gretchen Richardson's NPI active?
- Yes — Gretchen Richardson's NPI (1497805865) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.