Margaret Mersereau, RN CDE
NPI 1447436852 · Diabetes Educator Registered Nurse · Clarence Center, NY
Margaret Mersereau, RN CDE is a Diabetes Educator Registered Nurse provider in Clarence Center, NY (NPI 1447436852).
Provider details
- NPI number
- 1447436852
- Entity type
- Individual
- Primary specialty
- Diabetes Educator Registered NurseNursing Service Providers
- Credential
- RN CDE
- Sex
- Female
- Sole proprietor
- Yes
- License
- 309910-1 (NY)
Specialties & taxonomies
Nursing Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2008-01-16
- Last updated
- 2008-01-16
Frequently asked questions
- What is Margaret Mersereau's NPI number?
- Margaret Mersereau's National Provider Identifier (NPI) is 1447436852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Mersereau's specialty?
- Margaret Mersereau is listed in the NPPES registry with a primary specialty of Diabetes Educator Registered Nurse (Nursing Service Providers).
- Where is Margaret Mersereau located?
- Margaret Mersereau's practice location on file with NPPES is 9425 Dana Ct, Clarence Center, NY 14032-9335.
- What is Margaret Mersereau's phone number?
- The practice phone number listed in the NPPES registry for Margaret Mersereau is (716) 601-5891.
- Is Margaret Mersereau's NPI active?
- Yes — Margaret Mersereau's NPI (1447436852) is active in the NPPES registry as of the last update on 2008-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.