Lionel Mercado
NPI 1659197101 · Clinical Psychologist · Ponce, PR
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lionel Mercado is a Clinical Psychologist provider in Ponce, PR (NPI 1659197101).
Provider details
- NPI number
- 1659197101
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 8199 (PR)
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
1 yr 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
- 2024-12-02
- Last updated
- 2025-05-18
- Certified
- 2025-05-18
Frequently asked questions
- What is Lionel Mercado's NPI number?
- Lionel Mercado's National Provider Identifier (NPI) is 1659197101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lionel Mercado's specialty?
- Lionel Mercado is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Lionel Mercado located?
- Lionel Mercado's practice location on file with NPPES is 3096 Ave Emilio Fagot, Ponce, PR 00716-4116.
- What is Lionel Mercado's phone number?
- The practice phone number listed in the NPPES registry for Lionel Mercado is (939) 236-0702.
- Does Lionel Mercado accept Medicare?
- Lionel Mercado is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lionel Mercado's NPI active?
- Yes — Lionel Mercado's NPI (1659197101) is active in the NPPES registry as of the last update on 2025-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.