Phillip Marshall
NPI 1720966187 · Addiction (Substance Use Disorder) Counselor · Oakland, CA
Phillip Marshall is a Addiction (Substance Use Disorder) Counselor provider in Oakland, CA (NPI 1720966187).
Provider details
- NPI number
- 1720966187
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 14980
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
Under 1 yr in 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
- 2025-08-25
- Last updated
- 2025-08-25
- Certified
- 2025-08-25
Frequently asked questions
- What is Phillip Marshall's NPI number?
- Phillip Marshall's National Provider Identifier (NPI) is 1720966187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phillip Marshall's specialty?
- Phillip Marshall is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Phillip Marshall located?
- Phillip Marshall's practice location on file with NPPES is 10429 International Blvd, Oakland, CA 94603-3221.
- What is Phillip Marshall's phone number?
- The practice phone number listed in the NPPES registry for Phillip Marshall is (510) 906-6879.
- Is Phillip Marshall's NPI active?
- Yes — Phillip Marshall's NPI (1720966187) is active in the NPPES registry as of the last update on 2025-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.