What is William Mack's NPI number?

William Mack's National Provider Identifier (NPI) is 1437979036, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Mack's specialty?

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

Where is William Mack located?

William Mack's practice location on file with NPPES is 100 Washington St, Elmira, NY 14901-2849.

What is William Mack's phone number?

The practice phone number listed in the NPPES registry for William Mack is (607) 737-4830.

Is William Mack's NPI active?

Yes — William Mack's NPI (1437979036) is active in the NPPES registry as of the last update on 2024-10-16.

IndividualActive

William Mack, RN

NPI 1437979036 · Registered Nurse · Elmira, NY

William Mack, RN is a Registered Nurse provider in Elmira, NY (NPI 1437979036).

Provider details

NPI number: 1437979036
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Male
Sole proprietor: No
License: 22-575730 (NY)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 22-575730 (NY)
Nursing Service Providers

Profile Score

Established profile(56/100 index)

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

Registry tenure38% of score
1 yr 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

100 Washington St

Elmira, NY 14901-2849

Phone: (607) 737-4830

Street-level locationGet directions

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Mailing address