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Mark Alexander, O.D.
NPI 1225118953 · Optometrist · Brunswick, ME
Mark Alexander, O.D. is a Optometrist provider in Brunswick, ME (NPI 1225118953).
Provider details
- NPI number
- 1225118953
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- OPT618 (ME)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(90/100 index)
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
331 Maine St Ste 5&6
Brunswick, ME 04011-3358
Phone: (207) 725-2161
Street-level locationGet directions
Mailing address
6 Baxter Ln
Brunswick, ME 04011-7834
Registry dates
- Enumerated
- 2006-10-17
- Last updated
- 2025-03-13
- Certified
- 2025-03-13
Frequently asked questions
- What is Mark Alexander's NPI number?
- Mark Alexander's National Provider Identifier (NPI) is 1225118953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Alexander's specialty?
- Mark Alexander is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mark Alexander located?
- Mark Alexander's practice location on file with NPPES is 331 Maine St Ste 5&6, Brunswick, ME 04011-3358.
- What is Mark Alexander's phone number?
- The practice phone number listed in the NPPES registry for Mark Alexander is (207) 725-2161.
- Is Mark Alexander's NPI active?
- Yes — Mark Alexander's NPI (1225118953) is active in the NPPES registry as of the last update on 2025-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.