What is Sylvia Mcduffie's NPI number?

Sylvia Mcduffie's National Provider Identifier (NPI) is 1023981214, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sylvia Mcduffie's specialty?

Sylvia Mcduffie is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).

Where is Sylvia Mcduffie located?

Sylvia Mcduffie's practice location on file with NPPES is 538 W 159th St Apt 1, New York, NY 10032-6949.

What is Sylvia Mcduffie's phone number?

The practice phone number listed in the NPPES registry for Sylvia Mcduffie is (917) 821-0185.

Is Sylvia Mcduffie's NPI active?

Yes — Sylvia Mcduffie's NPI (1023981214) is active in the NPPES registry as of the last update on 2025-09-25.

IndividualActive

Sylvia Mcduffie

NPI 1023981214 · Counselor · New York, NY

Sylvia Mcduffie is a Counselor provider in New York, NY (NPI 1023981214).

Provider details

NPI number: 1023981214
Entity type: Individual
Primary specialty: CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

CounselorPrimary101Y00000X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(47/100 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
83% 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

538 W 159th St Apt 1

New York, NY 10032-6949

Phone: (917) 821-0185

Street-level locationGet directions

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Mailing address