Mario Pierce
NPI 1578292538 · Addiction (Substance Use Disorder) Counselor · San Francisco, CA
Mario Pierce is a Addiction (Substance Use Disorder) Counselor provider in San Francisco, CA (NPI 1578292538).
Provider details
- NPI number
- 1578292538
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- R1453571221 (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
4 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
- 2022-06-06
- Last updated
- 2022-06-06
- Certified
- 2022-06-06
Frequently asked questions
- What is Mario Pierce's NPI number?
- Mario Pierce's National Provider Identifier (NPI) is 1578292538, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mario Pierce's specialty?
- Mario Pierce is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mario Pierce located?
- Mario Pierce's practice location on file with NPPES is 1563 Mission St, San Francisco, CA 94103-2543.
- What is Mario Pierce's phone number?
- The practice phone number listed in the NPPES registry for Mario Pierce is (415) 762-3700.
- Is Mario Pierce's NPI active?
- Yes — Mario Pierce's NPI (1578292538) is active in the NPPES registry as of the last update on 2022-06-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.