NPPES file of Aug 9, 2026

Kenneth J. Keller, MD

Diagnostic Radiology Physician · Scottsdale, AZ

Kenneth J. Keller, MD is a diagnostic radiology physician with a practice address in Scottsdale, Arizona, and NPI 1891781886, issued on Sep 23, 2005. Check the license (Arizona 25985, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891781886
Name
Kenneth J. Keller
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
25985 AZ
4828 ND
Self-reported in NPPES; status is on the state search
Practice location
3501 N Scottsdale RD Ste 130, Scottsdale, AZ 85251
Phone
(480) 425-5000
Enumerated
Sep 23, 2005
Record last updated
Feb 18, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicaid ID
889470 AZ
Medicare enrollment
Enrolled (PECOS I20160215000578); accepts Medicare assignment
Medical or professional school
University Of North Dakota School Of Medicine, 1979
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 3501 N Scottsdale RD Ste 130

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

  1. John Crowe, MDDiagnostic Radiology Physician1871582817
  2. Daniel Deublein, PA-CMedical Physician Assistant1053625558
  3. Ronald Divine, MDDiagnostic Radiology Physician1184672024
  4. Jeffrey Fitzgerald, MDDiagnostic Radiology Physician1952457566
  5. George Hunter, MDDiagnostic Radiology Physician1629032545
  6. Charles Larsen, PAPhysician Assistant1164496030

Verify Kenneth J. Keller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 25985
    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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Bills Medicare through 2 group practices

  1. Sonoran Radiology LtdAnthem, AZ
  2. Southwest Diagnostic Imaging LLCScottsdale, AZ

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

196 diagnostic radiology physician records list a practice address in Scottsdale

They are 196 of the 11,008 NPPES records with a practice address in Scottsdale, and 869 diagnostic radiology physician records in Arizona.

Other diagnostic radiology physician records in Arizona

  1. Asmaa Aamir, M.D.Phoenix, AZ1912163791
  2. Abdelrahman AbdallaTucson, AZ1457139339
  3. Thomas Abram, MDTucson, AZ1023089158
  4. William Acker, M.D.Phoenix, AZ1730168162
  5. Cameron AdlerScottsdale, AZ1205298411
  6. Shalini Agarwal, M.D.Phoenix, AZ1083671242
  7. Ayad Agha, D.O.Prescott, AZ1730113903
  8. Scott Agran, M.D.Phoenix, AZ1053389957
  9. Imtiaz Ahmed, MDPhoenix, AZ1881776821
  10. Martin Ainbinder, M.D.Scottsdale, AZ1407814825

Common questions

What is Kenneth J. Keller, MD's NPI number?

Kenneth J. Keller, MD's National Provider Identifier (NPI) is 1891781886, issued on Sep 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Kenneth J. Keller, MD located?

The NPPES record lists a practice address at 3501 N Scottsdale RD Ste 130, Scottsdale, AZ, 85251. Phone: (480) 425-5000. Providers update this record themselves, so call before visiting.

How can I verify Kenneth J. Keller, MD's license?

NPPES lists Arizona license number 25985, 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.