Alan Hartsook, M.D.
Pediatrics Physician · Avondale, AZ
Alan Hartsook, M.D. is a pediatrics physician with a practice address in Avondale, Arizona, and NPI 1922240407, issued on Mar 31, 2009. Check the license (Arizona 40823, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Alan Hartsook
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 40823 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 10750 W Mcdowell RD, Avondale, AZ 85392
- Phone
- (623) 873-0321
- Enumerated
- Mar 31, 2009
- Record last updated
- Jun 10, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (623) 849-9623
- Medicaid ID
- 446018 AZ
- Entity
- Type 1 · individual
Also registered at 10750 W Mcdowell RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ryan Ambrose, ODOptometrist1558711507
- Ekta Bajaj, M.D.Pediatrics Physician1295077675
- Gary Berebitsky, MDPediatrics Physician1740223114
- Mackenzie Black, O.D.Optometrist1235548975
- Colleen Cunningham, MDPediatrics Physician1942240858
Verify Alan Hartsook in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 40823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $120.16
7 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Pediatrics Physician providers in Arizona
There are 1,309 pediatrics physician records in Arizona.
Other pediatrics physician records in Arizona
- Neil Aaron, MDTempe, AZ1477551083
- Alexa Aaronson, MDTucson, AZ1427793652
- Maria Abad, MDCasa Grande, AZ1295713741
- Sally Abdelmalek, MDMarana, AZ1952896839
- Yasmeen Abdulrahman, MDTucson, AZ1487322590
- Nicole Abdy, M.D.Tucson, AZ1669670634
- Joselita Abeleda, MDSierra Vista, AZ1346276482
- Yara Abu SalahTucson, AZ1952235061
- Stuart Adair, M.DSacaton, AZ1568497287
- Mary Adam, M.D., PHDNogales, AZ1508191016
Common questions
What is Alan Hartsook, M.D.'s NPI number?
Alan Hartsook, M.D.'s National Provider Identifier (NPI) is 1922240407, issued on Mar 31, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Alan Hartsook, M.D. located?
The NPPES record lists a practice address at 10750 W Mcdowell RD, Avondale, AZ, 85392. Phone: (623) 873-0321. Providers update this record themselves, so call before visiting.
How can I verify Alan Hartsook, M.D.'s license?
NPPES lists Arizona license number 40823, 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.
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.