What is Margaret Sullivan's NPI number?

Margaret Sullivan's National Provider Identifier (NPI) is 1124979943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Margaret Sullivan's specialty?

Margaret Sullivan is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Margaret Sullivan located?

Margaret Sullivan's practice location on file with NPPES is 100 Emerald St Ste D, Keene, NH 03431-3680.

What is Margaret Sullivan's phone number?

The practice phone number listed in the NPPES registry for Margaret Sullivan is (603) 499-4368.

Is Margaret Sullivan's NPI active?

Yes — Margaret Sullivan's NPI (1124979943) is active in the NPPES registry as of the last update on 2026-02-06.

IndividualActive

Margaret Sullivan

NPI 1124979943 · Registered Nurse · Keene, NH

Margaret Sullivan is a Registered Nurse provider in Keene, NH (NPI 1124979943).

Provider details

NPI number: 1124979943
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sex: Female
Sole proprietor: No
License: 091512-21 (NH)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 091512-21 (NH)
Nursing Service Providers

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

100 Emerald St Ste D

Keene, NH 03431-3680

Phone: (603) 499-4368

Fax: (603) 719-1266

Street-level locationGet directions

More NH providers

Mailing address