Darryl Hall
NPI 1568994770 · Addiction (Substance Use Disorder) Counselor · San Mateo, CA
Darryl Hall is a Addiction (Substance Use Disorder) Counselor provider in San Mateo, CA (NPI 1568994770).
Provider details
- NPI number
- 1568994770
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
9 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
- 2017-03-28
- Last updated
- 2017-04-03
Frequently asked questions
- What is Darryl Hall's NPI number?
- Darryl Hall's National Provider Identifier (NPI) is 1568994770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darryl Hall's specialty?
- Darryl Hall is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Darryl Hall located?
- Darryl Hall's practice location on file with NPPES is 900 Laurel Ave, San Mateo, CA 94401-4211.
- What is Darryl Hall's phone number?
- The practice phone number listed in the NPPES registry for Darryl Hall is (650) 347-8808.
- Is Darryl Hall's NPI active?
- Yes — Darryl Hall's NPI (1568994770) is active in the NPPES registry as of the last update on 2017-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.