What is Mary Siek's NPI number?

Mary Siek's National Provider Identifier (NPI) is 1801520283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Siek's specialty?

Mary Siek is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).

Where is Mary Siek located?

Mary Siek's practice location on file with NPPES is 505 Park Ave Ste 400, New York, NY 10022-9331.

What is Mary Siek's phone number?

The practice phone number listed in the NPPES registry for Mary Siek is (347) 766-8554.

Is Mary Siek's NPI active?

Yes — Mary Siek's NPI (1801520283) is active in the NPPES registry as of the last update on 2022-07-12.

IndividualActive

Mary Siek, LMSW

NPI 1801520283 · Social Worker · New York, NY

Mary Siek, LMSW is a Social Worker provider in New York, NY (NPI 1801520283).

Provider details

NPI number: 1801520283
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: LMSW
Sex: Female
Sole proprietor: Yes
License: 074909 (NY)

Specialties & taxonomies

Social WorkerPrimary104100000XLicense 074909 (NY)
Behavioral Health & Social Service Providers

Profile Score

Established profile(60/100 index)

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

Registry tenure38% of score
3 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

505 Park Ave Ste 400

New York, NY 10022-9331

Phone: (347) 766-8554

Street-level locationGet directions

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Mailing address