What is Marcus Day's NPI number?

Marcus Day's National Provider Identifier (NPI) is 1811230451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marcus Day's specialty?

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

Where is Marcus Day located?

Marcus Day's practice location on file with NPPES is 1300 Niagara St, Buffalo, NY 14213-1503.

What is Marcus Day's phone number?

The practice phone number listed in the NPPES registry for Marcus Day is (716) 882-2127.

Is Marcus Day's NPI active?

Yes — Marcus Day's NPI (1811230451) is active in the NPPES registry as of the last update on 2013-04-02.

IndividualActive

Marcus Day, B.S

NPI 1811230451 · Social Worker · Buffalo, NY

Marcus Day, B.S is a Social Worker provider in Buffalo, NY (NPI 1811230451).

Provider details

NPI number: 1811230451
Entity type: Individual
Primary specialty: Social WorkerBehavioral Health & Social Service Providers
Credential: B.S
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Social WorkerPrimary104100000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(72/100 index)

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

Registry tenure38% of score
13 yrs in NPPES 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

1300 Niagara St

Buffalo, NY 14213-1503

Phone: (716) 882-2127

Fax: (716) 882-9277

Street-level locationGet directions

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Mailing address