Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. KARL THOMAS KNOBLER PHD
NPI 1477646545
Psychologist in Berkeley, CA

Active since October 02, 2006PECOS Enrolled
2046 LINCOLN ST STE 1, BERKELEY, CA 94709(510) 365-1090(510) 528-3539 Get Directions Write a Review

NPPES record last updated: July 14, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Karl Thomas Knobler Phd NPPES

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

DR. KARL THOMAS KNOBLER PHD (NPI 1477646545) is an individual psychologist in Berkeley, California, licensed in California (PSY6270) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1976).

NPPES Registry Identity

NPI1477646545
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. KARL THOMAS KNOBLERCredential: PHD
Location Address2046 LINCOLN ST STE 1Berkeley, CA 94709-2018
Mailing Address2046 Lincoln St Ste 1Berkeley, CA 94709-2018 · (510) 365-1090 · Fax (510) 528-3539
Fax(510) 528-3539
Sole ProprietorNo
Medical School CMSOtherGraduated 1976
Enumeration DateOctober 2, 2006
Last NPPES UpdateJuly 14, 2026
NPPES CertifiedJuly 14, 2026
NPI 1477646545 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 CA · PSY6270
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.
2046 LINCOLN ST STE 1, Berkeley, CA 94709

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. Karl Thomas Knobler Phd 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 ID2567509813
PECOS Enrollment IDI20091020000179
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.

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 Karl Knobler's NPI number?

The NPI number for Karl Knobler is 1477646545. It was assigned to this individual provider in the NPPES registry on October 2, 2006.

Where is Karl Knobler located?

Karl Knobler practices at 2046 Lincoln St Ste 1, Berkeley, CA 94709. The listed phone number is (510) 365-1090.

What is Karl Knobler's specialty?

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

Is Karl Knobler enrolled in Medicare?

Yes. Karl Knobler 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 Karl Knobler was last updated on July 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.