Mark Shelton, LICSW
NPI 1215947528 · Social Worker · Worcester, MA
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Shelton, LICSW is a Social Worker provider in Worcester, MA (NPI 1215947528).
Provider details
- NPI number
- 1215947528
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- No
- License
- 111762 (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
- 2006-08-09
- Last updated
- 2007-07-09
Frequently asked questions
- What is Mark Shelton's NPI number?
- Mark Shelton's National Provider Identifier (NPI) is 1215947528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Shelton's specialty?
- Mark Shelton is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Shelton located?
- Mark Shelton's practice location on file with NPPES is 26 Queen St, Worcester, MA 01610-2473.
- What is Mark Shelton's phone number?
- The practice phone number listed in the NPPES registry for Mark Shelton is (508) 860-7700.
- Does Mark Shelton accept Medicare?
- Mark Shelton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Shelton's NPI active?
- Yes — Mark Shelton's NPI (1215947528) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.