OrganizationActive
Mark G Gilchrist, MD, LLC
NPI 1679841555 · Pediatrics Physician · Chelmsford, MA
Mark G Gilchrist, MD, LLC is a Pediatrics Physician organization in Chelmsford, MA (NPI 1679841555).
Provider details
- NPI number
- 1679841555
- Entity type
- Organization
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Gilchrist, Owner(978) 250-4081
- License
- 223713 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
4 Meeting House Rd
Chelmsford, MA 01824-2766
Phone: (978) 250-4081
Fax: (978) 250-3956
Street-level locationGet directions
Mailing address
4 Meeting House Rd
Chelmsford, MA 01824-2766
Registry dates
- Enumerated
- 2011-12-07
- Last updated
- 2011-12-07
Frequently asked questions
- What is Mark G Gilchrist, MD, LLC's NPI number?
- Mark G Gilchrist, MD, LLC's National Provider Identifier (NPI) is 1679841555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark G Gilchrist, MD, LLC?
- Mark G Gilchrist, MD, LLC is classified in the NPPES registry as Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mark G Gilchrist, MD, LLC located?
- Mark G Gilchrist, MD, LLC's practice location on file with NPPES is 4 Meeting House Rd, Chelmsford, MA 01824-2766.
- What is Mark G Gilchrist, MD, LLC's phone number?
- The practice phone number listed in the NPPES registry for Mark G Gilchrist, MD, LLC is (978) 250-4081.
- Who is the authorized official for Mark G Gilchrist, MD, LLC?
- The authorized official listed on Mark G Gilchrist, MD, LLC's NPPES record is Mark Gilchrist, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark G Gilchrist, MD, LLC's NPI active?
- Yes — Mark G Gilchrist, MD, LLC's NPI (1679841555) is active in the NPPES registry as of the last update on 2011-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.