What is Mary Slezak's NPI number?

Mary Slezak's National Provider Identifier (NPI) is 1245197953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Slezak's specialty?

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

Where is Mary Slezak located?

Mary Slezak's practice location on file with NPPES is 400 Patroon Creek Blvd Ste 211, Albany, NY 12206-5012.

What is Mary Slezak's phone number?

The practice phone number listed in the NPPES registry for Mary Slezak is (518) 801-0725.

Is Mary Slezak's NPI active?

Yes — Mary Slezak's NPI (1245197953) is active in the NPPES registry as of the last update on 2026-01-06.

IndividualActive

Mary Slezak, RN

NPI 1245197953 · Registered Nurse · Albany, NY

Mary Slezak, RN is a Registered Nurse provider in Albany, NY (NPI 1245197953).

Provider details

NPI number: 1245197953
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Female
Sole proprietor: No
License: 818445 (NY)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 818445 (NY)
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

400 Patroon Creek Blvd Ste 211

Albany, NY 12206-5012

Phone: (518) 801-0725

Street-level locationGet directions

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Mailing address