Psychiatrist | 44+ years experience

William Regan, M.D.

221 Stewarts Ferry Pike, Nashville, Tennessee, 37214-3325

About William Regan

William Regan is a psychiatrist based in Nashville, Tennessee with 44 years of experience in Psychiatry. He completed his graduation in 1982. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of William Regan is MD0000014753 for Psychiatry in Tennessee. His current practice location is 221 Stewarts Ferry Pike, Nashville. Patients can contact him at 615-902-7461. William Regan, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1164576955.

William Regan 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

William Regan'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 William Regan
Specialization Psychiatry
Credentials M.D.
Accepts Medicare Assignment Yes
Experience 44+ years
Graduation Year 1982
Gender Male
Practice Address: 221 Stewarts Ferry Pike,
Nashville, TN - 37214-3325

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 2860584638
Enrollment ID I20220628001219
NPI Number1164576955
NPI Enumeration Date: 22 Jan, 2007
NPI Last Update On: 01 Sep, 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 William Regan are as mentioned below.

License NumberSpecializationStateStatus
MD0000014753Psychiatry TennesseePrimary
ME124918Psychiatry FloridaSecondary
036177893Psychiatry IllinoisSecondary
2025019372Psychiatry MissouriSecondary

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 William Regan is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Hannibal Regional Healthcare System Inc (1254236300)141

Mailing Address

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

William Regan
221 Stewarts Ferry Pike,
Nashville, TN - 37214-3325
Phone: 615-902-7461

Book an Appointment with William Regan

To schedule an appointment, contact William Regan at 221 Stewarts Ferry Pike, Nashville, Tennessee or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about William Regan:

William Regan 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.

William Regan has approximately 44 years of experience in Psychiatry.

Yes, William Regan accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, William Regan 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.

William Regan practices at 221 Stewarts Ferry Pike, Nashville, Tennessee, 37214-3325.

To schedule an appointment with William Regan, please contact the office at 615-902-7461.

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