NPPES file of Aug 9, 2026

Michael Justin Willcox, MD

Family Medicine Physician · Sun City, AZ

Michael Justin Willcox, MD is a family medicine physician with a practice address in Sun City, Arizona, and NPI 1053809855, issued on Apr 26, 2018. Check the license (Arizona 76652, as entered in NPPES) on the Arizona Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1053809855
Name
Michael Justin Willcox
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
76652 AZ
Self-reported in NPPES; status is on the state search
Practice location
14678 N Del Webb Blvd, Sun City, AZ 85351
Phone
(623) 933-8289
Enumerated
Apr 26, 2018
Record last updated
Jul 2, 2026
Fax
(623) 933-2596
Medicare enrollment
Enrolled (PECOS I20260529000249); may accept Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 2018
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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8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →

Also registered at 14678 N Del Webb Blvd

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

  1. Krista Brancel, FNP, NP-C, MSN, BSNFamily Nurse Practitioner1548825656
  2. Mark Brown, M.D.Internal Medicine Physician1225021264
  3. Christopher Huber, FNP-CFamily Nurse Practitioner1124551965
  4. Michael Johnson, M.D.Internal Medicine Physician1609869643
  5. Ron Loomis, APRN FNP-BCFamily Nurse Practitioner1740054469
  6. Thomas Maxwell, M.D.Internal Medicine Physician1396738324

Verify Michael Justin Willcox in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 76652    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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Michael Justin Willcox among 3,119 family medicine physician records in Arizona

Michael Justin Willcox, MD 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 not. Its NPI, issued in 2018, is newer than 81% of them.

  • NPI issued2018 · 81% of these records are older, 17% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2018 · median 2006 among the 1,775 with a school on file
  • Record last updated2026 · 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).

14 family medicine physician records list a practice address in Sun City

They are 14 of the 813 NPPES records with a practice address in Sun City, and 3,119 family medicine physician records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,119 in Arizona → Every provider in Sun City → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Megan Blackburn, MDSun City, AZ 853511457334450
  2. Maria Gonzalez Berlari, MDSun City, AZ 853511861665796
  3. Alicia Guice, M.D.Sun City, AZ 853511295821973
  4. Dreana Janssen, DOSun City, AZ 853511558396051
  5. Traci Jensen, D.O.Sun City, AZ 853511053595041
  6. Cynthia Medina, D.O.Sun City, AZ 853511710064183
  7. Umesh Narayanan, MDSun City, AZ 853511407239601
  8. Satya Patel, M.D.Sun City, AZ 853511952571341

Common questions

What is Michael Justin Willcox, MD's NPI number?

Michael Justin Willcox, MD's National Provider Identifier (NPI) is 1053809855, issued on Apr 26, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Michael Justin Willcox, MD located?

The NPPES record lists a practice address at 14678 N Del Webb Blvd, Sun City, AZ, 85351. Phone: (623) 933-8289. Providers update this record themselves, so call before visiting.

How can I verify Michael Justin Willcox, MD's license?

NPPES lists Arizona license number 76652, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.