Kathryn Regan, OD, MS
NPI 1043985914 · Optometrist · Portland, ME
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Regan, OD, MS is a Optometrist provider in Portland, ME (NPI 1043985914).
Provider details
- NPI number
- 1043985914
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD, MS
- Sex
- Female
- Sole proprietor
- No
- License
- OPT-002524 (AZ)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-08-12
- Last updated
- 2025-04-28
- Certified
- 2025-04-28
Frequently asked questions
- What is Kathryn Regan's NPI number?
- Kathryn Regan's National Provider Identifier (NPI) is 1043985914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Regan's specialty?
- Kathryn Regan is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Kathryn Regan located?
- Kathryn Regan's practice location on file with NPPES is 295 Park Ave, Portland, ME 04102-2911.
- What is Kathryn Regan's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Regan is (207) 874-2141.
- Does Kathryn Regan accept Medicare?
- Kathryn Regan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Regan's NPI active?
- Yes — Kathryn Regan's NPI (1043985914) is active in the NPPES registry as of the last update on 2025-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.