Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mark T Callesen MD PC

Organization Psychiatric Residential Treatment Facility · NPI 1588727259

Mark T Callesen MD PC is a Psychiatric Residential Treatment Facility in Mesa, Arizona. Licensed in Arizona. Registered with an NPI since 2006.

Licensed in
AZ
In the registry since
2006
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1201 S Alma School Rd Ste 11750
Mesa, AZ 85210-2008
Phone: (480) 464-4606
Fax: (480) 464-0613
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric Residential Treatment Facility (primary) Taxonomy 323P00000X · Licence 23058 (AZ)

Record details

NPI number1588727259
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Callesen — President · (480) 464-4606
NPI enumeratedDecember 17, 2006
Last updated in NPPESAugust 22, 2020
Mailing address1201 S Alma School Rd, Suite 11750, Mesa, AZ 85210-2008

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