Marcelino Guzman
NPI 1538528583 · Addiction (Substance Use Disorder) Counselor · Downey, CA
Marcelino Guzman is a Addiction (Substance Use Disorder) Counselor provider in Downey, CA (NPI 1538528583).
Provider details
- NPI number
- 1538528583
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- C2741214 (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
10 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
- 2016-02-18
- Last updated
- 2016-02-18
Frequently asked questions
- What is Marcelino Guzman's NPI number?
- Marcelino Guzman's National Provider Identifier (NPI) is 1538528583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcelino Guzman's specialty?
- Marcelino Guzman is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Marcelino Guzman located?
- Marcelino Guzman's practice location on file with NPPES is 11501 Dolan Ave, Downey, CA 90241-4921.
- What is Marcelino Guzman's phone number?
- The practice phone number listed in the NPPES registry for Marcelino Guzman is (562) 923-7894.
- Is Marcelino Guzman's NPI active?
- Yes — Marcelino Guzman's NPI (1538528583) is active in the NPPES registry as of the last update on 2016-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.