NPPES file of Aug 9, 2026

Agnieszka M. Chrostowski, M.D.

Family Medicine Physician · Phoenix, AZ

Agnieszka M. Chrostowski, M.D. is a family medicine physician with a practice address in Phoenix, Arizona, and NPI 1790777456, issued on Aug 18, 2005. Check the license (Arizona 31974, 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
1790777456
Name
Agnieszka M. Chrostowski
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
31974 AZ
Self-reported in NPPES; status is on the state search
Practice location
10240 W Indian School RD, Phoenix, AZ 85037
Phone
(623) 385-7900
Enumerated
Aug 18, 2005
Record last updated
Jan 6, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(623) 792-1233
Medicare enrollment
Enrolled (PECOS I20050927000606); accepts Medicare assignment
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 10240 W Indian School RD

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

  1. Niranjan Chandragiri, M.D.Neurology Physician1386648145
  2. Sarah Colwell, D.O.Obstetrics & Gynecology Physician1104086032
  3. Pranav Doshi, DOInterventional Cardiology Physician1013170612
  4. Fredrick Fingerhut, M.D.Obstetrics & Gynecology Physician1124007752
  5. Ingrid Gold, CNMAdvanced Practice Midwife1801894092
  6. Bj Ho, D.O.Obstetrics & Gynecology Physician1912105420

Verify Agnieszka M. Chrostowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 31974
    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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2.6 times the Medicare Part D claims of the average family medicine physician in 2024

9,055 Medicare Part D claims for 864 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 64 claims were for opioids.

  1. Agnieszka Chrostowski9,055
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium639 claims
  2. Atorvastatin Calcium610 claims
  3. Losartan Potassium389 claims
  4. Rosuvastatin Calcium317 claims
  5. Lisinopril314 claims
  6. Alendronate Sodium293 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: $755.63

31 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Agnieszka Chrostowski$755.63
  2. Specialty average$902.55

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

Bills Medicare through one group practice

  1. Good Years Family Medicine LLCPhoenix, AZ

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

Agnieszka M. Chrostowski among 3,119 family medicine physician records in Arizona

Agnieszka M. Chrostowski, M.D. is one of 3,119 family 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2000 · median 2006 among the 1,775 with a school on file
  • Record last updated2011 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

649 family medicine physician records list a practice address in Phoenix

They are 649 of the 31,399 NPPES records with a practice address in Phoenix, and 3,119 family medicine physician records in Arizona.

The 8 family medicine physician records with the nearest ZIP codes

  1. Maria AorahaPhoenix, AZ 850371972318202
  2. Sarah BarnardPhoenix, AZ 850371023733854
  3. Deborah Calhoun, NP-CPhoenix, AZ 850371306650601
  4. Jonathan Chorney, M.D.Phoenix, AZ 850371235541269
  5. Gregory Chrostowski, M.D.Phoenix, AZ 850371831181502
  6. Alan Coon, D.OPhoenix, AZ 850371649224981
  7. Katelyn Geyer, DOPhoenix, AZ 850371144617812
  8. Christopher Hiler, M.D.Phoenix, AZ 850371336133701

Common questions

What is Agnieszka M. Chrostowski, M.D.'s NPI number?

Agnieszka M. Chrostowski, M.D.'s National Provider Identifier (NPI) is 1790777456, issued on Aug 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Agnieszka M. Chrostowski, M.D. located?

The NPPES record lists a practice address at 10240 W Indian School RD, Phoenix, AZ, 85037. Phone: (623) 385-7900. Providers update this record themselves, so call before visiting.

How can I verify Agnieszka M. Chrostowski, M.D.'s license?

NPPES lists Arizona license number 31974, 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 Agnieszka M. Chrostowski, M.D. prescribe under Medicare Part D?

In 2024, Agnieszka M. Chrostowski, M.D. had 9,055 Medicare Part D claims for 864 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.