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

Dr. Margaret I Ronstadt, PHD

Individual provider Psychologist · NPI 1528057015

Dr. Margaret I Ronstadt, PHD is a Clinical Psychologist in Tucson, Arizona. Qualified in 1975, 51 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
51
Licensed in
AZ
In the registry since
2005
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

800 N Swan Rd Ste 100
Tucson, AZ 85711-1262
Phone: (520) 296-0355
Fax: (520) 320-1234
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PHD460 (AZ)

Record details

NPI number1528057015
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 18, 2005
Last updated in NPPESApril 23, 2012

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1975 (51 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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