Dr. William Harmon is a Santa Cruz, California based psychiatrist with 57 years of experience in Addiction Psychiatry. He completed his graduation from University Of California, Geffen School Of Medicine in 1968. He may accept the Medicare-approved amount. Patients may be billed for more than the Medicare deductible and coinsurance. Active license number of Dr. William Harmon is A23325 for Addiction Psychiatry in California. His current practice location is 3120 Mission Dr, Santa Cruz. Patients can reach him at 831-462-0164. Dr. William Harmon NPI number (Unique professional ID assigned by NPPES) is 1194883314.
Dr. William Harmon focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.
Complete Profile:
Dr. William Harmon speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. William Harmon |
| Specialization: | Addiction Psychiatry |
| Gender: | Male |
| Accepts Medicare Assignment: | May Accept |
| Practice Address: | 3120 Mission Dr, Santa Cruz,
California, 95065-1824 |
| Phone: | 831-462-0164 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| PAC ID: | 5890821581 |
| Enrollment ID: | I20100406000209 |
| NPI Number: | 1194883314 |
| NPI Enumeration Date: | 04 Dec, 2006 |
| NPI Last Update On: | 08 Jul, 2007 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. William Harmon are as mentioned below.
| License Number | Specialization | State | Status | |
| A23325 | Addiction Psychiatry | California | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Dr. William Harmon such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| A23325 | Other | California | STATE LICENSE NUMBER |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. William Harmon
3120 Mission Dr,
Santa Cruz, California |
| Zip: | 95065-1824 |
| Phone Number: | 831-462-0164 |
Patients can reach Dr. William Harmon at
3120 Mission Dr, Santa Cruz, California or can
call to book an appointment on 831-462-0164.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.