WILLIAM BYRON BARR PH.D.
NPI 1922016963
Clinical Neuropsychologist in New York, NY

Q: What is William Barr's NPI number?

The NPI number for William Barr is 1922016963. It was assigned to this individual provider in the NPPES registry on August 4, 2006.

Q: What is William Barr's specialty?

The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.

Q: When was this NPI record last updated?

The NPPES record for William Barr was last updated on February 23, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since August 04, 2006PECOS Enrolled

84.47/100

CMS Quality Rating

223 E 34TH ST, NEW YORK, NY 10016(646) 558-0809 Get Directions Write a Review

NPPES record last updated: February 23, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About William Byron Barr Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WILLIAM BYRON BARR PH.D. (NPI 1922016963) is an individual clinical neuropsychologist in New York, New York, licensed in New York (009637) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1922016963

Entity TypeIndividualMale

Primary Taxonomy103G00000X

Provider Legal NameWILLIAM BYRON BARRCredential: PH.D.

Location Address223 E 34TH STNew York, NY 10016-4852

Mailing Address223 E 34th StNew York, NY 10016-4852 · (646) 558-0809

Phone(646) 558-0809

Sole ProprietorNo

Enumeration DateAugust 4, 2006

Last NPPES UpdateFebruary 23, 2021

NPPES CertifiedFebruary 23, 2021

✔ NPI 1922016963 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyClinical NeuropsychologistBehavioral Health & Social Service Providers

Taxonomy Code103G00000X

License✔ Licensed in NY · 009637

Definition

A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.

Also ListedPsychologistTaxonomy 103T00000X · License 009637 (NY)

Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 009637 (NY)

Also ListedPsychologist · ForensicTaxonomy 103TF0200X · License 009637 (NY)

223 E 34TH ST, New York, NY 10016

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Other Identifiers 1

Medicaid01349655NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William Byron Barr Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Administration of psychological or neuropsychological test by technician, each additional 30 minutes 96139

This service involves a technician administering additional psychological or neuropsychological testing. Each session lasts for an extra 30 minutes. These tests assess cognitive abilities, such as memory, attention, and problem-solving skills, to aid in diagnosing or monitoring mental health conditions.

285 services52 patients

Evaluation of neuropsychological test, each additional hour 96133

This service involves further evaluation of your neuropsychological test results beyond the initial hour. It helps to understand your cognitive functioning better, focusing on areas like memory, attention, and problem-solving skills.

103 services80 patients

Evaluation of neuropsychological test, first hour 96132

An evaluation of neuropsychological tests is a process to assess your brain's function. It involves tasks designed to measure cognitive abilities such as memory, attention, problem-solving, and language skills. The first hour involves initial testing and observation.

92 services84 patients

Exam of neurobehavioral status, first hour 96116

An exam of neurobehavioral status is a medical procedure that evaluates your brain's functions. This includes assessing your cognitive abilities, emotional responses, and behavioral patterns. The first hour of the exam is typically dedicated to this initial evaluation.

85 services85 patients

Administration of psychological or neuropsychological test by technician, first 30 minutes 96138

This procedure involves a trained technician administering a psychological or neuropsychological test. It's a process that assesses your mental function and behavior. The initial session will last 30 minutes. The aim is to understand your cognitive abilities better.

52 services52 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.47/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

93.33

Promoting Interoperability

100

Improvement Activities

Cost

54.91

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PROF. WILLIAM S. MACALLISTER PH.D.

Clinical Neuropsychologist