NPPES file of Aug 9, 2026

Kelsey Ann Madsen, DO

Obstetrics & Gynecology Physician · Phoenix, AZ

Kelsey Ann Madsen, DO is an obstetrics & gynecology physician with a practice address in Phoenix, Arizona, and NPI 1154776375, issued on Apr 25, 2016. Check the license (Arizona 00999, 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
1154776375
Name
Kelsey Ann Madsen
Credential
DO
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
00999 AZ
APP-000367459 OH
Self-reported in NPPES; status is on the state search
Practice location
9305 W Thomas RD Ste 155, Phoenix, AZ 85037
Phone
(623) 936-1780
Enumerated
Apr 25, 2016
Record last updated
Mar 6, 2026
Fax
(623) 936-9116
Medicaid ID
249208 AZ
Medicare enrollment
Enrolled (PECOS I20200824000794); accepts Medicare assignment
Medical or professional school
Edward Via Col Of Osteo Medicine-Virginia Campus, 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.
Download card Updates feed

Also registered at 9305 W Thomas RD Ste 155

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

  1. Arielle Bakhiet, CNMMidwife1073244778
  2. Emily BennerWomen's Health Nurse Practitioner1578280376
  3. Kimberly Bower, FNPFamily Nurse Practitioner1245937960
  4. Nellie Crawford, M.D.Obstetrics & Gynecology Physician1740591833
  5. Shefali Gandhi-List, M.D.Obstetrics & Gynecology Physician1063446656
  6. Katelin HilderbrandtRegistered Nurse1134047509

Verify Kelsey Ann Madsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 00999
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

44% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

92 Medicare Part D claims for 40 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Kelsey Madsen92
  2. Specialty average165

Most prescribed

  1. Fluconazole11 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.

Industry payments in 2024: $375.14

21 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kelsey Madsen$375.14
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Arizona OB Gyn Affiliates PCPhoenix, AZ
  2. Huey And Weprin OB Gyn IncKettering, OH

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

Kelsey Ann Madsen among 803 obstetrics & gynecology physician records in Arizona

Kelsey Ann Madsen, DO is one of 803 obstetrics & gynecology physician records with a practice address in Arizona. 74% 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 81% of them.

  • NPI issued2016 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2016 · median 2005 among the 477 with a school on file
  • Record last updated2026 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Arizona

There are 803 obstetrics & gynecology physician records in Arizona.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Lorenzo Boyce, MDPhoenix, AZ 850371194745547
  2. Katie Campuzano, M.D.Phoenix, AZ 850371144228420
  3. Fredrick Fingerhut, M.D.Phoenix, AZ 850371124007752
  4. Shefali Gandhi-List, M.D.Phoenix, AZ 850371063446656
  5. Galen Johnson, M.D.Phoenix, AZ 850371528047214
  6. Janice Labranche, MDPhoenix, AZ 850371821161068
  7. Erin O'Sullivan, MDPhoenix, AZ 850371336133511
  8. Richard Ohanesian, MDPhoenix, AZ 850371699773978

Common questions

What is Kelsey Ann Madsen, DO's NPI number?

Kelsey Ann Madsen, DO's National Provider Identifier (NPI) is 1154776375, issued on Apr 25, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Kelsey Ann Madsen, DO located?

The NPPES record lists a practice address at 9305 W Thomas RD Ste 155, Phoenix, AZ, 85037. Phone: (623) 936-1780. Providers update this record themselves, so call before visiting.

How can I verify Kelsey Ann Madsen, DO's license?

NPPES lists Arizona license number 00999, 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 Kelsey Ann Madsen, DO prescribe under Medicare Part D?

In 2024, Kelsey Ann Madsen, DO had 92 Medicare Part D claims for 40 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.