OrganizationActive
Dr. Mark S. Fontaine
NPI 1508035627 · Optometrist · Leominster, MA
Dr. Mark S. Fontaine is a Optometrist organization in Leominster, MA (NPI 1508035627).
Provider details
- NPI number
- 1508035627
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Mark Fontaine, Owner(978) 537-6324
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
59 N Main St
Leominster, MA 01453-5507
Phone: (978) 537-6324
Street-level locationGet directions
Mailing address
59 N Main St
Leominster, MA 01453-5507
Registry dates
- Enumerated
- 2008-02-22
- Last updated
- 2008-02-22
Frequently asked questions
- What is Dr. Mark S. Fontaine's NPI number?
- Dr. Mark S. Fontaine's National Provider Identifier (NPI) is 1508035627, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr. Mark S. Fontaine?
- Dr. Mark S. Fontaine is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Dr. Mark S. Fontaine located?
- Dr. Mark S. Fontaine's practice location on file with NPPES is 59 N Main St, Leominster, MA 01453-5507.
- What is Dr. Mark S. Fontaine's phone number?
- The practice phone number listed in the NPPES registry for Dr. Mark S. Fontaine is (978) 537-6324.
- Who is the authorized official for Dr. Mark S. Fontaine?
- The authorized official listed on Dr. Mark S. Fontaine's NPPES record is Mark Fontaine, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr. Mark S. Fontaine's NPI active?
- Yes — Dr. Mark S. Fontaine's NPI (1508035627) is active in the NPPES registry as of the last update on 2008-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.