What is Diana Fellin's NPI number?

Diana Fellin's National Provider Identifier (NPI) is 1700808557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Diana Fellin's specialty?

Diana Fellin is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).

Where is Diana Fellin located?

Diana Fellin's practice location on file with NPPES is 56-45 Main St, Flushing, NY 11355.

What is Diana Fellin's phone number?

The practice phone number listed in the NPPES registry for Diana Fellin is (718) 670-1231.

Is Diana Fellin's NPI active?

Yes — Diana Fellin's NPI (1700808557) is active in the NPPES registry as of the last update on 2022-07-21.

IndividualActive

Diana Fellin, CPNP

NPI 1700808557 · Nurse Practitioner · Flushing, NY

Diana Fellin, CPNP is a Nurse Practitioner provider in Flushing, NY (NPI 1700808557).

Provider details

NPI number: 1700808557
Entity type: Individual
Primary specialty: Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Credential: CPNP
Sex: Female
Sole proprietor: No
License: F381269 (NY)

Specialties & taxonomies

Nurse PractitionerPrimary363L00000XLicense F381269 (NY)
Physician Assistants & Advanced Practice Nursing Providers

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
19 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

56-45 Main St

New York Hospital Medical Center of Queens Emergency D

Flushing, NY 11355

Phone: (718) 670-1231

Fax: (610) 617-6280

Street-level locationGet directions

More NY providers

Mailing address

Po Box 430

Flushing, NY 11352

Enumerated: 2006-07-24
Last updated: 2022-07-21

Frequently asked questions

What is Diana Fellin's NPI number?: Diana Fellin's National Provider Identifier (NPI) is 1700808557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Diana Fellin's specialty?: Diana Fellin is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
Where is Diana Fellin located?: Diana Fellin's practice location on file with NPPES is 56-45 Main St, Flushing, NY 11355.
What is Diana Fellin's phone number?: The practice phone number listed in the NPPES registry for Diana Fellin is (718) 670-1231.
Is Diana Fellin's NPI active?: Yes — Diana Fellin's NPI (1700808557) is active in the NPPES registry as of the last update on 2022-07-21.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.