What is Diana Royzen's NPI number?

Diana Royzen's National Provider Identifier (NPI) is 1104415603, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Diana Royzen's specialty?

Diana Royzen is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Diana Royzen located?

Diana Royzen's practice location on file with NPPES is 2915 W 5th St Apt 5a, Brooklyn, NY 11224-3909.

What is Diana Royzen's phone number?

The practice phone number listed in the NPPES registry for Diana Royzen is (646) 726-5390.

Is Diana Royzen's NPI active?

Yes — Diana Royzen's NPI (1104415603) is active in the NPPES registry as of the last update on 2021-01-11.

IndividualActive

Diana Royzen

NPI 1104415603 · Specialist · Brooklyn, NY

Diana Royzen is a Specialist provider in Brooklyn, NY (NPI 1104415603).

Provider details

NPI number: 1104415603
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Established profile(56/100 index)

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

Registry tenure38% of score
5 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

2915 W 5th St Apt 5a

Brooklyn, NY 11224-3909

Phone: (646) 726-5390

Street-level locationGet directions

More NY providers

Mailing address