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

Richard L Klassen, MD

Individual provider Family Medicine Physician · NPI 1770699100

Richard L Klassen, MD is a Family Medicine Physician in Tucson, Arizona. Licensed in Arizona. Registered with an NPI since 2006.

Licensed in
AZ
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2500 N Silverbell Rd Ste 100
Tucson, AZ 85745-7062
Phone: (520) 777-2288
Fax: (520) 777-2290
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 42615 (AZ)
Occupational Medicine Physician Taxonomy 2083X0100X · Licence 42615 (AZ)

Record details

NPI number1770699100
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 21, 2006
Last updated in NPPESJuly 22, 2011

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