Psychiatrist | 11+ years experience

Andrew A Williams, DO

16100 Nw Cornell Rd Ste 220, Beaverton, Oregon, 97006-7369

About Andrew A Williams

Andrew A Williams is a psychiatrist based in Beaverton, Oregon with 11 years of experience in Psychiatry. He completed his graduation in 2015. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Andrew A Williams is DO191028 for Psychiatry in Oregon. His current practice location is 16100 Nw Cornell Rd Ste 220, Beaverton. Patients can contact him at 503-878-8885 or can fax him at 971-297-1360. Andrew A Williams, DO, specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1346627551.

Andrew A Williams specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Practice Information

Andrew A Williams's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Andrew A Williams
Specialization Psychiatry
Credentials DO
Accepts Medicare Assignment Yes
Experience 11+ years
Graduation Year 2015
Gender Male
Practice Address: 16100 Nw Cornell Rd Ste 220,
Beaverton, OR - 97006-7369
Fax 971-297-1360

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

PAC ID 8325303647
Enrollment ID I20190903003046
NPI Number1346627551
NPI Enumeration Date: 27 Apr, 2015
NPI Last Update On: 17 Feb, 2026

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Andrew A Williams are as mentioned below.

License NumberSpecializationStateStatus
DO191028Psychiatry OregonPrimary
DO.OP.61107091-IMLCPsychiatry WashingtonSecondary
12573352-1204Psychiatry UtahSecondary
Student in an Organized Health Care Education/Training Program Secondary
007117Psychiatry ArizonaSecondary

Hospital Affiliation

Doctors are affiliated to many hospitals whom they worked with in the past or are presently working with. One doctor can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) StateHospital Type
(380007)Portland, ORAcute Care Hospital

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Andrew A Williams is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Legacy Emanuel Hospital And Health Center (4587573639)170

Other Medical Identifiers

Other professional identifiers associated with Andrew A Williams such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
007117OtherArizonaOSTEOPATHIC PHYSICIAN & SURGEON
DO191028OtherOregonORLICENSE
12573352-1204OtherUtahOSTEOPATHIC PHYSICIAN & SURGEON
12573352-8904OtherUtahOSTEOPATHIC CONTROLLED SUBSTANCE
DO.OP.61107091-IMLCOtherWashingtonOSTEOPATHIC PHYSICIAN & SURGEON
190850OtherAlaskaOSTEOPATHIC PHYSICIAN COURTESY LICENSE

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Andrew A Williams
65 Sw Yamhill St Ste 300,
Portland, OR - 97204-3316
Phone: 503-878-8885
Fax: 971-297-1360

Book an Appointment with Andrew A Williams

To schedule an appointment, contact Andrew A Williams at 16100 Nw Cornell Rd Ste 220, Beaverton, Oregon or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Andrew A Williams:

Andrew A Williams is a psychiatrist specializing in Psychiatry. He specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Andrew A Williams has approximately 11 years of experience in Psychiatry.

Yes, Andrew A Williams accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Andrew A Williams is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Andrew A Williams practices at 16100 Nw Cornell Rd Ste 220, Beaverton, Oregon, 97006-7369.

To schedule an appointment with Andrew A Williams, please contact the office at 503-878-8885.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.