What is Ari Feldstein's NPI number?

Ari Feldstein's National Provider Identifier (NPI) is 1548010812, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ari Feldstein's specialty?

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

Where is Ari Feldstein located?

Ari Feldstein's practice location on file with NPPES is 4 Farringdon Ct, Baltimore, MD 21209-2508.

What is Ari Feldstein's phone number?

The practice phone number listed in the NPPES registry for Ari Feldstein is (443) 562-1616.

Is Ari Feldstein's NPI active?

Yes — Ari Feldstein's NPI (1548010812) is active in the NPPES registry as of the last update on 2024-03-27.

IndividualActive

Ari Feldstein, PHD

NPI 1548010812 · Specialist · Baltimore, MD

Ari Feldstein, PHD is a Specialist provider in Baltimore, MD (NPI 1548010812).

Provider details

NPI number: 1548010812
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: PHD
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Established profile(50/100 index)

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

Registry tenure38% of score
2 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

4 Farringdon Ct

Baltimore, MD 21209-2508

Phone: (443) 562-1616

Street-level locationGet directions

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Mailing address