NPI Registry
View MarkdownLearn about Stedi

Is this information incorrect? This page shows public data from NPPES. Update your record in NPPES and this page will update automatically within 7 days.

Update your NPPES record
Organization

CHARLES R BILLINGS, PH.D., A PSYCHOLOGICAL CORP. INC.

Active
Find providers by NPI
Organization

CHARLES R BILLINGS, PH.D., A PSYCHOLOGICAL CORP. INC.

Active
Organization subpart
No

Provider details

NPI number
Authorized official
DR. CHARLES R. BILLINGS PH.D. (PRESIDENT)
(415) 454-2213
Entity
Organization

Contact information

Practice address
1036 SIR FRANCIS DRAKE BLVD, KENTFIELD, CA 94904-1427
(415) 454-2213
Mailing address
1036 SIR FRANCIS DRAKE BLVD, KENTFIELD, CA 94904-1427
(415) 454-2213

Taxonomy

Speciality
Code
Description
License number
State
101Y00000X
Counselor
—
NULL
101Y00000X
Counselor
—
—
103T00000X
Psychologist
PSY 4446
CA
106H00000X
Marriage & Family Therapist
Primary
MA 002461
CA

Other

Enumeration date
01/22/2007
Last updated
09/11/2025
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Sign up
Product
  • Claims
  • Eligibility checks