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

Carl F. Diener, MD, PC

Organization Internal Medicine Physician · NPI 1780738427

Carl F. Diener, MD, PC is an Internal Medicine Physician in Tucson, Arizona. Licensed in Arizona. Registered with an NPI since 2007.

Licensed in
AZ
In the registry since
2007
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

5375 E Erickson Dr Ste 101
Tucson, AZ 85712-2838
Phone: (520) 327-6267
Fax: (520) 321-0086
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 5462 (AZ)

Record details

NPI number1780738427
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Carl Diener — President · (520) 327-6267
NPI enumeratedJanuary 22, 2007
Last updated in NPPESAugust 22, 2020
Mailing address5375 E Erickson Dr, Suite 101, Tucson, AZ 85712-2838

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