NPPES file of Aug 9, 2026

Alexandra Nicole Theisen, MD, MS

Pediatric Rheumatology Physician · Indianapolis, IN

Alexandra Nicole Theisen, MD, MS is a pediatric rheumatology physician with a practice address in Indianapolis, Indiana, and NPI 1225486160, issued on Jun 1, 2016. Check the license (Indiana 01082379A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225486160
Name
Alexandra Nicole Theisen
Credential
MD, MS
Primary taxonomy
Pediatric Rheumatology Physician 2080P0216X
License number
01082379A IN
Self-reported in NPPES; status is on the state search
Practice location
705 Riley Hospital Dr, Indianapolis, IN 46202
Phone
(317) 274-2172
Enumerated
Jun 1, 2016
Record last updated
Mar 11, 2026
Fax
(317) 278-3031
Medicaid ID
300115558 IN
Medicare enrollment
Enrolled (PECOS I20251215003345); accepts Medicare assignment
Medical or professional school
Southern Illinois University School Of Medicine, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 705 Riley Hospital Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nadeem Abbasi, MDPediatrics Physician1194986489
  2. Alexandra Abbey, PA-CPhysician Assistant1124820113
  3. Cassie Abbey, MDStudent in an Organized Health Care Education/Training Program1699522672
  4. Anne AbellStudent in an Organized Health Care Education/Training Program1780421073
  5. Farida Abi Farraj, MDStudent in an Organized Health Care Education/Training Program1033814298
  6. Carine Abi Gerges, MDStudent in an Organized Health Care Education/Training Program1932830593

Verify Alexandra Nicole Theisen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 01082379A
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Indiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 81.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.1
  2. Costout of 100 · 30%54.3
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University Pediatric Associates IncIndianapolis, IN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alexandra Nicole Theisen among 10 pediatric rheumatology physician records in Indiana

Alexandra Nicole Theisen, MD, MS is one of 10 pediatric rheumatology physician records with a practice address in Indiana. 40% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 80% of them.

  • NPI issued2016 · 80% of these records are older, 10% newer
  • In a Medicare fileYes · 40% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Record last updated2026 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0216X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Rheumatology Physician providers in Indiana

There are 10 pediatric rheumatology physician records in Indiana.

The 8 pediatric rheumatology physician records with the nearest ZIP codes

  1. Susan Ballinger, MDIndianapolis, IN 462021780793869
  2. Michael Blakley, MDIndianapolis, IN 462021184607038
  3. Eric Hanson, M.D.Indianapolis, IN 462021831383223
  4. Rebecca Hetrick, MDIndianapolis, IN 462021588123541
  5. Kathleen O'Neil, MDIndianapolis, IN 462021306815402
  6. Melissa Oliver, M.D.Indianapolis, IN 462021326337304
  7. Martha Rodriguez, MDIndianapolis, IN 462021376951012
  8. Brandi Stevens, M.D., M.S.C.R.Indianapolis, IN 462021063704112

Common questions

What is Alexandra Nicole Theisen, MD, MS's NPI number?

Alexandra Nicole Theisen, MD, MS's National Provider Identifier (NPI) is 1225486160, issued on Jun 1, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Nicole Theisen, MD, MS located?

The NPPES record lists a practice address at 705 Riley Hospital Dr, Indianapolis, IN, 46202. Phone: (317) 274-2172. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Nicole Theisen, MD, MS's license?

NPPES lists Indiana license number 01082379A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Alexandra Nicole Theisen, MD, MS's MIPS final score?

The 2023 MIPS final score is 81.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.