JOHN R CHAMBERLAIN M.D. NPI 1114036480

NPI Information

  • NPI: 1114036480
  • Provider Name: JOHN R CHAMBERLAIN, M.D.
  • Classification: Psychiatry & Neurology - 2084F0202X
  • Specialization: Forensic Psychiatry
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 401 PARNASSUS AVE
    BOX ADM
    SAN FRANCISCO, CA
    ZIP 94143
  • Phone: (415) 476-7456

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NPI Details

John R Chamberlain, M.D. is a forensic psychiatry psychiatry neurology in San Francisco, CA with 31 years of experience. The provider is forensic Psychiatry is a subspecialty with psychiatric focus on interrelationships with civil, criminal and administrative law, evaluation and specialized treatment of individuals involved with the legal system, incarcerated in jails, prisons, and forensic psychiatry hospitals. John R Chamberlain, M.D. NPI is 1114036480. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduation Year:1995

The provider's business location address is:

401 PARNASSUS AVE
BOX ADM
SAN FRANCISCO, CA
ZIP 94143-211
Phone: (415) 476-7456
Fax: (415) 502-2206

The NPI 1114036480 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Psychotherapy with evaluation and management visit, 30 minutes (HCPCS:90833)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Telephone medical discussion with physician, 5-10 minutes (HCPCS:99441)
  • Psychiatric diagnostic evaluation with medical services (HCPCS:90792)

The enumeration date for this NPI number is 8/30/2006 and was last updated on 4/22/2008.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
12084P0800XPsychiatry & NeurologyPsychiatryA065086CALIFORNIANo
22084F0202XPsychiatry & NeurologyForensic PsychiatryA065086CALIFORNIAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
100A650860MEDICARE PINCALIFORNIA

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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