Marcelino Guillen, LCSW
NPI 1497254106 · Clinical Social Worker · Bronx, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcelino Guillen, LCSW is a Clinical Social Worker provider in Bronx, NY (NPI 1497254106).
Provider details
- NPI number
- 1497254106
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 081688 (NY)
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
8 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
- 2018-02-08
- Last updated
- 2022-06-27
- Certified
- 2022-06-19
Frequently asked questions
- What is Marcelino Guillen's NPI number?
- Marcelino Guillen's National Provider Identifier (NPI) is 1497254106, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcelino Guillen's specialty?
- Marcelino Guillen is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marcelino Guillen located?
- Marcelino Guillen's practice location on file with NPPES is 2447 Saint Raymonds Ave, Bronx, NY 10461-3115.
- What is Marcelino Guillen's phone number?
- The practice phone number listed in the NPPES registry for Marcelino Guillen is (929) 266-7204.
- Does Marcelino Guillen accept Medicare?
- Marcelino Guillen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcelino Guillen's NPI active?
- Yes — Marcelino Guillen's NPI (1497254106) is active in the NPPES registry as of the last update on 2022-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.