What is Dorothy Chan's NPI number?

Dorothy Chan's National Provider Identifier (NPI) is 1669359790, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Dorothy Chan's specialty?

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

Where is Dorothy Chan located?

Dorothy Chan's practice location on file with NPPES is 81 Madison St Apt 1b, New York, NY 10002-7233.

What is Dorothy Chan's phone number?

The practice phone number listed in the NPPES registry for Dorothy Chan is (646) 496-3501.

Is Dorothy Chan's NPI active?

Yes — Dorothy Chan's NPI (1669359790) is active in the NPPES registry as of the last update on 2025-08-20.

IndividualActive

Dorothy Chan

NPI 1669359790 · Registered Nurse · New York, NY

Dorothy Chan is a Registered Nurse provider in New York, NY (NPI 1669359790).

Provider details

NPI number: 1669359790
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sex: Female
Sole proprietor: Yes
License: 759797 (NY)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 759797 (NY)
Nursing Service Providers

Profile Score

Established profile(54/100 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

81 Madison St Apt 1b

New York, NY 10002-7233

Phone: (646) 496-3501

Fax: (646) 496-3501

Street-level locationGet directions

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Mailing address