DR. THOMAS BLAKE HOLLENBACH PH.D.
NPI 1225165327
Psychologist in Clifton, NJ

Active since February 27, 2007Opted out of Medicare · through Oct 1, 2026
1149 BLOOMFIELD AVE, CLIFTON, NJ 07012(973) 365-2300(973) 365-0868 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Thomas Blake Hollenbach Ph.d. NPPES

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

DR. THOMAS BLAKE HOLLENBACH PH.D. (NPI 1225165327) is an individual psychologist in Clifton, New Jersey, licensed in New Jersey (03781) and active in the NPI registry since February 2007. He has opted out of Medicare through October 1, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1225165327
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. THOMAS BLAKE HOLLENBACHCredential: PH.D.
Location Address1149 BLOOMFIELD AVEClifton, NJ 07012-2314
Mailing Address1149 Bloomfield AveClifton, NJ 07012-2314 · (973) 365-2300 · Fax (973) 365-0868
Fax(973) 365-0868
Sole ProprietorNo
Enumeration DateFebruary 27, 2007
Last NPPES UpdateJuly 8, 2007
NPI 1225165327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses Licensed in NJ · 03781 Licensed in NY · 012226
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.
1149 BLOOMFIELD AVE, Clifton, NJ 07012

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Dr. Thomas Blake Hollenbach Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 1, 2016 through October 1, 2026.

Opt-Out Effective DateOctober 1, 2016
Opt-Out In Effect ThroughOctober 1, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Other Providers at the Same Location NPPES 10

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

Psychologist (Clinical)
1149 BLOOMFIELD AVE
CLIFTON, NJ 07012
Dentist (General Practice)
1149 BLOOMFIELD AVE, B1
CLIFTON, NJ 07012
Specialist
1149 BLOOMFIELD AVE, SUITE A
CLIFTON, NJ 07012
Community/Behavioral Health
1149 BLOOMFIELD AVE
CLIFTON, NJ 07012
Social Worker (Clinical)
1149 BLOOMFIELD AVE
CLIFTON, NJ 07012
Psychologist
1149 BLOOMFIELD AVE
CLIFTON, NJ 07012
Counselor (Mental Health)
1149 BLOOMFIELD AVE
CLIFTON, NJ 07012
Community/Behavioral Health
1149 BLOOMFIELD AVE
CLIFTON, NJ 07012

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 Thomas Hollenbach's NPI number?

The NPI number for Thomas Hollenbach is 1225165327. It was assigned to this individual provider in the NPPES registry on February 27, 2007.

Where is Thomas Hollenbach located?

Thomas Hollenbach practices at 1149 Bloomfield Ave, Clifton, NJ 07012. The listed phone number is (973) 365-2300.

What is Thomas Hollenbach's specialty?

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

Is Thomas Hollenbach enrolled in Medicare?

No. Thomas Hollenbach has opted out of Medicare through October 1, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Thomas Hollenbach was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.