Mark Jimerson, LICSW
NPI 1649317041 · Clinical Social Worker · San Juan, PR
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Jimerson, LICSW is a Clinical Social Worker provider in San Juan, PR (NPI 1649317041).
Provider details
- NPI number
- 1649317041
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1030600 (MA)
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
19 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
- 2007-02-01
- Last updated
- 2018-08-13
Frequently asked questions
- What is Mark Jimerson's NPI number?
- Mark Jimerson's National Provider Identifier (NPI) is 1649317041, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Jimerson's specialty?
- Mark Jimerson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Jimerson located?
- Mark Jimerson's practice location on file with NPPES is 954 Ave Ponce De Leon Ste 405c, San Juan, PR 00907.
- What is Mark Jimerson's phone number?
- The practice phone number listed in the NPPES registry for Mark Jimerson is (413) 636-5691.
- Does Mark Jimerson accept Medicare?
- Mark Jimerson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Jimerson's NPI active?
- Yes — Mark Jimerson's NPI (1649317041) is active in the NPPES registry as of the last update on 2018-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.