NPPES file of Aug 9, 2026

Kenneth A. Ashton, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Chandler, AZ

Kenneth A. Ashton, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Chandler, Arizona, and NPI 1144214172, issued on Sep 6, 2005. Check the license (Arizona 28200, 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
1144214172
Name
Kenneth A. Ashton
Credential
MD
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
28200 AZ
Self-reported in NPPES; status is on the state search
Practice location
485 S Dobson RD Ste 203, Chandler, AZ 85224
Phone
(480) 728-2690
Enumerated
Sep 6, 2005
Record last updated
Oct 31, 2024
Fax
(480) 728-2689
Medicare enrollment
Enrolled (PECOS I20040325001484); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 1991
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 485 S Dobson RD Ste 203

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

  1. Cassandra Albrecht, AGACNPAcute Care Nurse Practitioner1992216683
  2. Hannah Copeland, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1114122488
  3. Omid Hajiseyedjavadi, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1720032808

Verify Kenneth A. Ashton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 28200
    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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Industry payments in 2024: $541.31

7 payments; by number, the most common kind was food and beverage; the largest payer was Edwards Lifesciences Corporation. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kenneth Ashton$541.31
  2. Specialty average$7,828.84

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. Sjhmc Physician ServicesPhoenix, AZ

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

Kenneth A. Ashton among 123 thoracic surgery (cardiothoracic vascular surgery) physician records in Arizona

Kenneth A. Ashton, MD is one of 123 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Arizona. 78% 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, 85% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1991 · median 1999 among the 80 with a school on file
  • Record last updated2024 · 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 208G00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Arizona

There are 123 thoracic surgery (cardiothoracic vascular surgery) physician records in Arizona.

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Hannah Copeland, MDChandler, AZ 852241114122488
  2. Sarah Counts, DOChandler, AZ 852241073833836
  3. Omid Hajiseyedjavadi, MDChandler, AZ 852241720032808
  4. Dudley Hudspeth, MDChandler, AZ 852241205835493
  5. Dwight Lundell, MDGilbert, AZ 852331760672190
  6. Daniel Dolan, MD, MPHGilbert, AZ 852341518329689
  7. Ryan Macke, M.D.Gilbert, AZ 852341215034913
  8. Daniel Eads, M.D.Mesa, AZ 852101376804203

Common questions

What is Kenneth A. Ashton, MD's NPI number?

Kenneth A. Ashton, MD's National Provider Identifier (NPI) is 1144214172, issued on Sep 6, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Kenneth A. Ashton, MD located?

The NPPES record lists a practice address at 485 S Dobson RD Ste 203, Chandler, AZ, 85224. Phone: (480) 728-2690. Providers update this record themselves, so call before visiting.

How can I verify Kenneth A. Ashton, MD's license?

NPPES lists Arizona license number 28200, 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.