DR. IAN BENJAMIN PENZEL PH.D.
NPI 1295206506
Psychologist in White Plains, NY

Active since December 12, 2018PECOS EnrolledAccepts Medicare Assignment
1111 WESTCHESTER AVE, WHITE PLAINS, NY 10604(914) 229-5000 Get Directions Write a Review

NPPES record last updated: October 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 9, 2025, Aug 29, 2023, Mar 14, 2023 and 3 more (6 updates tracked since 2018).

About Dr. Ian Benjamin Penzel Ph.d. NPPES

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

DR. IAN BENJAMIN PENZEL PH.D. (NPI 1295206506) is an individual psychologist in White Plains, New York, licensed in New York (025883) and active in the NPI registry since December 2018. He is enrolled in Medicare PECOS, maintains a secondary practice location in New York, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1295206506
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. IAN BENJAMIN PENZELCredential: PH.D.
Location Address1111 WESTCHESTER AVEWhite Plains, NY 10604-3525
Mailing Address1111 Westchester AveWhite Plains, NY 10604-3525 · (212) 305-3709 · Fax (212) 342-1699
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateDecember 12, 2018
Last NPPES UpdateOctober 30, 20256 updates tracked since enumeration
NPPES CertifiedOctober 30, 2025
NPI 1295206506 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in NY · 025883
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
1111 WESTCHESTER AVE, White Plains, NY 10604

Secondary Practice Location 1

Location 11051 Riverside DrNew York, NY 10032-1007 · Phone (212) 305-6001

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Ian Benjamin Penzel Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133583941
PECOS Enrollment IDI20230913000164
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 2

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.

Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
228 services41 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
47 services47 patients

Other Providers at the Same Location NPPES 18

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

Durable Medical Equipment & Medical Supplies
1111 WESTCHESTER AVE
WHITE PLAINS, NY 10604
Nurse Practitioner (Family)
1111 WESTCHESTER AVE
WHITE PLAINS, NY 10604
Nurse Practitioner
1111 WESTCHESTER AVE
WHITE PLAINS, NY 10604
Nurse Practitioner (Family)
1111 WESTCHESTER AVE, PEPSICO EMPLOYEE HEALTH OFFICE
WHITE PLAINS, NY 10604
Psychologist (Clinical)
1111 WESTCHESTER AVE
WHITE PLAINS, NY 10604
Nurse Practitioner (Family)
1111 WESTCHESTER AVE
WHITE PLAINS, NY 10604
Physician Assistant
1111 WESTCHESTER AVE, MEDICAL OFFICE
WHITE PLAINS, NY 10604
Medical Genetics (Clinical Genetics (M.D.))
1111 WESTCHESTER AVE
WHITE PLAINS, NY 10604

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ian Penzel's NPI number?

The NPI number for Ian Penzel is 1295206506. It was assigned to this individual provider in the NPPES registry on December 12, 2018.

Where is Ian Penzel located?

Ian Penzel practices at 1111 Westchester Ave, White Plains, NY 10604. The listed phone number is (914) 229-5000.

What is Ian Penzel's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Ian Penzel enrolled in Medicare?

Yes. Ian Penzel is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Ian Penzel was last updated on October 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.