Psychiatrist
William Regan
M.D.
Nashville, TN
From the public NPI record
- Practice location
- Nashville, TN 37214
- Registered profession
- psychiatrist
- Licenses listed
- ME124918 (Florida); 036177893 (Illinois); 2025019372 (Missouri); MD0000014753 (Tennessee)
- Other practice locations
- Hannibal, MO
- NPI issued
- January 22, 2007
- Record last updated
- September 1, 2026
Copied from the public NPI record for NPI 1164576955. A listed license may have changed since; check with the state licensing board.
Unclaimed profile. Not yet claimed or confirmed by this provider; details come from their public NPI record and may be out of date. How listings are kept current.
About William
William Regan is listed as a psychiatrist in Nashville, TN. The registration also lists practice locations in Hannibal, MO. Contact the practice for current services and appointment availability.
Common questions
Answers come from the public NPI record. For what to ask any provider, see Choosing a provider.
About the provider (2)
What does William Regan's NPI record list?
The public NPI record (NPI 1164576955) lists William Regan as a psychiatrist, gives the credential M.D. and lists licenses ME124918 (Florida); 036177893 (Illinois); 2025019372 (Missouri); MD0000014753 (Tennessee).
Link to this answerHow can I check whether William Regan's details are current?
William Regan has not claimed this profile, so its details come only from the public NPI record, last updated September 1, 2026. Look up NPI 1164576955 in the NPI registry, check a license with the state licensing board and confirm details with the practice.
Link to this answerAppointments and getting started (2)
How do I request an appointment with William Regan?
Call the practice at (615) 902-7461 to ask about availability and request an appointment. The practice confirms the clinician and the appointment.
Link to this answerIs William Regan accepting new clients?
Not listed. Contact William Regan's practice to ask whether new clients are being accepted.
Link to this answer