NPPES file of Aug 9, 2026

Katherine Hersom, DO

Student in an Organized Health Care Education/Training Program · Phoenix, AZ

Katherine Hersom, DO is a student in an organized health care education/training program with a practice address in Phoenix, Arizona, and NPI 1336844059, issued on Apr 3, 2023. Check the license with the Arizona board that licenses this profession; 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
1336844059
Name
Katherine Hersom
Credential
DO
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
400 N 32ND St, Phoenix, AZ 85008
Phone
(602) 839-3927
Enumerated
Apr 3, 2023
Record last updated
Apr 3, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 400 N 32ND St

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

  1. Irina Dan Adao, MDStudent in an Organized Health Care Education/Training Program1851147086
  2. Nadejda Alexandrova, PSYDPsychologist1235896994
  3. Bianca Arellano, MDStudent in an Organized Health Care Education/Training Program1104521004
  4. Dheeraj AtmakuriStudent in an Organized Health Care Education/Training Program1205682457
  5. Alexandria Avalos, LCSWClinical Social Worker1346781119
  6. Inderbir Bains, MDInternal Medicine Physician1356044465

Verify Katherine Hersom in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck 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
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94% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

12 Medicare Part D claims, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Katherine Hersom12
  2. Specialty average185

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.

Katherine Hersom among 3,364 student in an organized health care education/training program records in Arizona

Katherine Hersom, DO is one of 3,364 student in an organized health care education/training program records with a practice address in Arizona. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 26% of them.

  • NPI issued2023 · 26% of these records are older, 62% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2023 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,583 student in an organized health care education/training program records list a practice address in Phoenix

They are 1,583 of the 31,399 NPPES records with a practice address in Phoenix, and 3,364 student in an organized health care education/training program records in Arizona.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Jeffrey Arrington, DOPhoenix, AZ 850081144762196
  2. Metta Gulley, MDPhoenix, AZ 850081780126243
  3. Luma IbrahimPhoenix, AZ 850081619323763
  4. Jack Keenan, M.D.Phoenix, AZ 850081811343650
  5. Christina Kelly, M.DPhoenix, AZ 850081184010639
  6. Loyd Olson, M.D.Phoenix, AZ 850081306165733
  7. Emil Osipov, M.DPhoenix, AZ 850081083147268
  8. Jonathan PeckhamPhoenix, AZ 850081992130884

Common questions

What is Katherine Hersom, DO's NPI number?

Katherine Hersom, DO's National Provider Identifier (NPI) is 1336844059, issued on Apr 3, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Hersom, DO located?

The NPPES record lists a practice address at 400 N 32ND St, Phoenix, AZ, 85008. Phone: (602) 839-3927. Providers update this record themselves, so call before visiting.

How can I verify Katherine Hersom, DO's license?

Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Hersom, DO prescribe under Medicare Part D?

In 2024, Katherine Hersom, DO had 12 Medicare Part D claims; the average among student in an organized health care education/training program prescribers was 185. 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.