CHARLES W DITHRICH PHD
NPI 1477239507
Psychologist in Oakland, CA

Active since June 23, 2023Opted out of Medicare · through Nov 9, 2027
3865 HOWE ST, OAKLAND, CA 94611(510) 655-6650 Get Directions Write a Review

NPPES record last updated: June 23, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Charles W Dithrich Phd NPPES

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

CHARLES W DITHRICH PHD (NPI 1477239507) is an individual psychologist in Oakland, California, licensed in California (PSY5701) and active in the NPI registry since June 2023. He has opted out of Medicare through November 9, 2027.

NPPES Registry Identity

NPI1477239507
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameCHARLES W DITHRICHCredential: PHD
Location Address3865 HOWE STOakland, CA 94611-5343
Mailing Address3865 Howe StOakland, CA 94611-5343 · (510) 655-6650
Sole ProprietorYes
Enumeration DateJune 23, 2023
NPPES CertifiedJune 23, 2023
NPI 1477239507 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 · PSY5701
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.
3865 HOWE ST, Oakland, CA 94611

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Charles W Dithrich Phd 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 November 9, 2023 through November 9, 2027.

Opt-Out Effective DateNovember 9, 2023
Opt-Out In Effect ThroughNovember 9, 2027Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 2

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

Counselor (Mental Health)
3865 HOWE ST
OAKLAND, CA 94611
Marriage & Family Therapist
3865 HOWE ST
OAKLAND, CA 94611

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 Charles Dithrich's NPI number?

The NPI number for Charles Dithrich is 1477239507. It was assigned to this individual provider in the NPPES registry on June 23, 2023.

Where is Charles Dithrich located?

Charles Dithrich practices at 3865 Howe St, Oakland, CA 94611. The listed phone number is (510) 655-6650.

What is Charles Dithrich's specialty?

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

Is Charles Dithrich enrolled in Medicare?

No. Charles Dithrich has opted out of Medicare through November 9, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Charles Dithrich was last updated on June 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.