NPPES file of Aug 9, 2026

Jennifer Thu Winthers, DO

Internal Medicine Physician · Tempe, AZ

Jennifer Thu Winthers, DO is an internal medicine physician with a practice address in Tempe, Arizona, and NPI 1568895415, issued on Aug 14, 2013. Check the license (Arizona 009645, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568895415
Name
Jennifer Thu Winthers
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
009645 AZ
OP61115543 WA
Self-reported in NPPES; status is on the state search
Practice location
450 E Rio Salado Pkwy Ste 110, Tempe, AZ 85281
Phone
(480) 870-7500
Enumerated
Aug 14, 2013
Record last updated
Sep 17, 2024
Fax
(480) 870-7502
Medicaid ID
1568895415 WA
Medicare enrollment
Enrolled (PECOS I20221216000484); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 2013
Telehealth
Offers telehealth (CMS)
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 450 E Rio Salado Pkwy Ste 110

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

  1. Alayna Kelly, MDFamily Medicine Physician1841994878
  2. Bryce Lunt, MDFamily Medicine Physician1396127635
  3. Joshua Pittman, DOFamily Medicine Physician1316567613
  4. Loren Swanson, DOFamily Medicine Physician1962089821

Verify Jennifer Thu Winthers in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 009645
    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 Arizona 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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49% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,627 Medicare Part D claims for 342 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Jennifer Winthers1,627
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium129 claims
  2. Levothyroxine Sodium82 claims
  3. Lisinopril65 claims
  4. Gabapentin52 claims
  5. Losartan Potassium47 claims
  6. Amlodipine Besylate43 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Honorhealth Medical Group, LLCTempe, AZ

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

Jennifer Thu Winthers among 2,853 internal medicine physician records in Arizona

Jennifer Thu Winthers, DO is one of 2,853 internal medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 66% of them.

  • NPI issued2013 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2013 · median 2003 among the 1,643 with a school on file
  • Record last updated2024 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Internal Medicine Physician providers in Arizona

There are 2,853 internal medicine physician records in Arizona.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Denise Beighe, M.D.Tempe, AZ 852811013978402
  2. Valerie Brodsky, D.O.Tempe, AZ 852811720049117
  3. Jeffrey Gaver, MDTempe, AZ 852811134278468
  4. Joanne Hirsch, M.D.Tempe, AZ 852811205897907
  5. Stanford Ho, M.D.Tempe, AZ 852811841256120
  6. David Jagoda, M.D.Tempe, AZ 852811093706335
  7. Eugene Stevens, MDTempe, AZ 852811952351561
  8. Rita Washko, M.D.Tempe, AZ 852811780645945

Common questions

What is Jennifer Thu Winthers, DO's NPI number?

Jennifer Thu Winthers, DO's National Provider Identifier (NPI) is 1568895415, issued on Aug 14, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Thu Winthers, DO located?

The NPPES record lists a practice address at 450 E Rio Salado Pkwy Ste 110, Tempe, AZ, 85281. Phone: (480) 870-7500. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Thu Winthers, DO's license?

NPPES lists Arizona license number 009645, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jennifer Thu Winthers, DO prescribe under Medicare Part D?

In 2024, Jennifer Thu Winthers, DO had 1,627 Medicare Part D claims for 342 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

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.