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

Dr. Alexandra Nicole Theisen, MD, MS

Individual provider Pediatric Rheumatology Physician · NPI 1225486160

Dr. Alexandra Nicole Theisen, MD, MS is a Rheumatology in Indianapolis, Indiana. Graduated from Southern Illinois University School of Medicine in 2016, 10 years ago. Practices with University Pediatric Associates Inc, a 104-clinician group and accepts Medicare assignment. Licensed in Indiana.

Years since qualifying
10
Trained at
Southern Illinois University School of Medicine
Licensed in
IN
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

705 Riley Hospital Dr
Indianapolis, IN 46202-5109
Phone: (317) 274-2172
Fax: (317) 278-3031
Show map & directions

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

Specialties & licences

Pediatric Rheumatology Physician (primary) Taxonomy 2080P0216X · Licence 01082379A (IN)

Record details

NPI number1225486160
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MS
Sole proprietorNo
NPI enumeratedJune 1, 2016
Last updated in NPPESMarch 11, 2026
Certification dateMarch 11, 2026

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Also practisesPEDIATRIC MEDICINE
Medical schoolSOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice University Pediatric Associates Inc — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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