NPPES file of Aug 9, 2026

Christopher Charles May, MD

Diagnostic Radiology Physician · Scottsdale, AZ

Christopher Charles May, MD is a diagnostic radiology physician with a practice address in Scottsdale, Arizona, and NPI 1003805060, issued on Oct 20, 2005. Check the license (Arizona 26251, 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
1003805060
Name
Christopher Charles May
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
26251 AZ
Self-reported in NPPES; status is on the state search
Practice location
3501 N Scottsdale RD, Scottsdale, AZ 85251
Phone
(480) 425-5000
Enumerated
Oct 20, 2005
Record last updated
Feb 19, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(480) 945-6548
Medicaid ID
421115 AZ
Medicare enrollment
Enrolled (PECOS I20040510000286); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 1993
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

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

  1. Jared Allen, MDDiagnostic Radiology Physician1023265840
  2. Rahul Athalye, MDFamily Medicine Physician1346269248
  3. James Bertz, DDS,MD,FACSOral & Maxillofacial Surgery (D.M.D.)1609869049
  4. Regan City, PACPhysician Assistant1467419937
  5. Glenn Cook, MDDiagnostic Radiology Physician1427047463
  6. Gary Craine, MDInternal Medicine Physician1952376261

Verify Christopher Charles May in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 26251
    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 LtdPeoria, 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).

Christopher Charles May among 869 diagnostic radiology physician records in Arizona

Christopher Charles May, MD is one of 869 diagnostic radiology physician records with a practice address in Arizona. 72% 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, 84% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1993 · median 2003 among the 573 with a school on file
  • Record last updated2019 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (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.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Ron Ayanzen, M.D.Scottsdale, AZ 852511013901586
  2. Glenn Cook, MDScottsdale, AZ 852511427047463
  3. William Horsley, MDScottsdale, AZ 852511457340416
  4. Kenneth Keller, MDScottsdale, AZ 852511891781886
  5. Ronald Korn, MD, PHDScottsdale, AZ 852511588653547
  6. Eric Kovalsky, MDScottsdale, AZ 852511194714154
  7. Mark Kuo, MDScottsdale, AZ 852511760471700
  8. Jonathan Levy, MDScottsdale, AZ 852511104815166

Common questions

What is Christopher Charles May, MD's NPI number?

Christopher Charles May, MD's National Provider Identifier (NPI) is 1003805060, issued on Oct 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Charles May, MD located?

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

How can I verify Christopher Charles May, MD's license?

NPPES lists Arizona license number 26251, 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.