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

Dr. Ryan Matthew Casper, MD

Individual provider Pediatric Allergy/Immunology Physician · NPI 1306898846

Dr. Ryan Matthew Casper, MD is an Allergy/Immunology in Peoria, Arizona. Graduated from Medical College of Wisconsin in 2001, 25 years ago. Practices with Arizona Asthma Allergy Legacy PLC, a 17-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Arizona and Wisconsin.

Years since qualifying
25
Trained at
Medical College of Wisconsin
Licensed in
AZ, WI
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.

See every abbreviation used in this directory →

Practice location Address checks out

13965 N 75th Ave
Peoria, AZ 85381-6097
Phone: (602) 843-2991
Fax: (602) 978-1226
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 36886 (AZ)
Pediatric Allergy/Immunology Physician Taxonomy 2080P0201X · Licence 46975 (WI)

Record details

NPI number1306898846
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 16, 2006
Last updated in NPPESJuly 1, 2019
Mailing address13965 N. 75th Avenue, Peoria, AZ 85381-6097

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2001 (25 years in practice)
Group practice Arizona Asthma Allergy Legacy Plc — 17 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services