Mark Wellman, PNP
NPI 1831171255 · Pediatric Nurse Practitioner · Concord, MA
Mark Wellman, PNP is a Pediatric Nurse Practitioner provider in Concord, MA (NPI 1831171255).
Provider details
- NPI number
- 1831171255
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PNP
- Sex
- Male
- License
- 124639 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-11-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Wellman's NPI number?
- Mark Wellman's National Provider Identifier (NPI) is 1831171255, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Wellman's specialty?
- Mark Wellman is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Wellman located?
- Mark Wellman's practice location on file with NPPES is 101 Thoreau St, Concord, MA 01742-2443.
- What is Mark Wellman's phone number?
- The practice phone number listed in the NPPES registry for Mark Wellman is (978) 369-9401.
- Is Mark Wellman's NPI active?
- Yes — Mark Wellman's NPI (1831171255) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.