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Search › California › Child & Adolescent Psychiatry Physician

Matthew Williams, MD

NPI 1326626797 · on the registry since 2021

Practice

Address
655 Redwood Hwy Frontage Rd Ste 261
Mill Valley, CA 94941
Phone
(415) 381-1690
Organisation at this address
Anywhere Clinic Pc
Irene Teper Md Inc
Zand Dermatology Inc
Baychildren'S Physicians
Douglas E. Cohen Md, Inc.
Inferred from a shared address, not stated in the registry.
Clinicians at this address
32

Registry record

Primary taxonomy
Child & Adolescent Psychiatry Physician
2084P0804X
Also registered as
Psychiatry Physician
Licence states on file
CA
From the registry's licence fields, which are often incomplete.
Sex
Male
Record last updated
2026-06-09

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in California