David Marrero
NPI 1811868953 · Addiction (Substance Use Disorder) Counselor · Fair Oaks, CA
David Marrero is a Addiction (Substance Use Disorder) Counselor provider in Fair Oaks, CA (NPI 1811868953).
Provider details
- NPI number
- 1811868953
- 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
Under 1 yr in 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
- 2025-09-12
- Last updated
- 2025-09-12
- Certified
- 2025-09-12
Frequently asked questions
- What is David Marrero's NPI number?
- David Marrero's National Provider Identifier (NPI) is 1811868953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Marrero's specialty?
- David Marrero is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is David Marrero located?
- David Marrero's practice location on file with NPPES is 11228 Fair Oaks Blvd, Fair Oaks, CA 95628-5139.
- What is David Marrero's phone number?
- The practice phone number listed in the NPPES registry for David Marrero is (916) 962-2800.
- Is David Marrero's NPI active?
- Yes — David Marrero's NPI (1811868953) is active in the NPPES registry as of the last update on 2025-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.