Russel Sage
NPI 1861078354 · Addiction (Substance Use Disorder) Counselor · San Francisco, CA
Russel Sage is a Addiction (Substance Use Disorder) Counselor provider in San Francisco, CA (NPI 1861078354).
Provider details
- NPI number
- 1861078354
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 101YA0400X (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
5 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
- 2021-03-23
- Last updated
- 2021-03-23
- Certified
- 2021-03-23
Frequently asked questions
- What is Russel Sage's NPI number?
- Russel Sage's National Provider Identifier (NPI) is 1861078354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Russel Sage's specialty?
- Russel Sage is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Russel Sage located?
- Russel Sage's practice location on file with NPPES is 890 Hayes St, San Francisco, CA 94117-2615.
- What is Russel Sage's phone number?
- The practice phone number listed in the NPPES registry for Russel Sage is (415) 701-5148.
- Is Russel Sage's NPI active?
- Yes — Russel Sage's NPI (1861078354) is active in the NPPES registry as of the last update on 2021-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.