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Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

DR. GREGORY T. ACKROYD, M.D.

Active

Sleep Medicine (Psychiatry) · SANTA ROSA, CA

Registration Details

NPI Number
1538192984
Provider Type
Individual
Gender
Male
NPI Issued
Jul 9, 2006 (19.78389384729 yrs)
Last Updated
Oct 14, 2021
Licenses
A84348 (CA)
A84348 (CA)

Practice Information

Address
585 W COLLEGE AVE
SANTA ROSA, CA, 954015000
Browse CA providers · Browse ZIP 95401
Phone
7075259616
Fax
7075262358
Primary Specialty
Sleep Medicine (Psychiatry)
2084S0012X
Additional Specialty
Neurology
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.