What is Katherine Dulfer's NPI number?

Katherine Dulfer's National Provider Identifier (NPI) is 1336082411, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Katherine Dulfer's specialty?

Katherine Dulfer is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Katherine Dulfer located?

Katherine Dulfer's practice location on file with NPPES is 16 Fairfield Ave, Mine Hill, NJ 07803-3110.

What is Katherine Dulfer's phone number?

The practice phone number listed in the NPPES registry for Katherine Dulfer is (201) 230-4934.

Is Katherine Dulfer's NPI active?

Yes — Katherine Dulfer's NPI (1336082411) is active in the NPPES registry as of the last update on 2026-04-13.

IndividualActive

Katherine Dulfer, PSYD

NPI 1336082411 · Psychologist · Mine Hill, NJ

Katherine Dulfer, PSYD is a Psychologist provider in Mine Hill, NJ (NPI 1336082411).

Provider details

NPI number: 1336082411
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PSYD
Sex: Female
Sole proprietor: Yes
License: 35SI00573100 (NJ)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense 35SI00573100 (NJ)
Behavioral Health & Social Service Providers

Profile Score

Established profile(53/100 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

16 Fairfield Ave

Mine Hill, NJ 07803-3110

Phone: (201) 230-4934

Street-level locationGet directions

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Mailing address