NPPES file of Aug 9, 2026

Michael C. Switzer, M.D.

Vascular & Interventional Radiology Physician · Sun City, AZ

Michael C. Switzer, M.D. is a vascular & interventional radiology physician with a practice address in Sun City, Arizona, and NPI 1639309073, issued on Jul 20, 2009. Check the license (Arizona 36024, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639309073
Name
Michael C. Switzer
Credential
M.D.
Primary taxonomy
Vascular & Interventional Radiology Physician 2085R0204X
License numbers
36024 AZ
P-240523 MA
Self-reported in NPPES; status is on the state search
Practice location
14642 N Del Webb Blvd Ste 200, Sun City, AZ 85351
Phone
(480) 770-4615
Enumerated
Jul 20, 2009
Record last updated
Aug 19, 2022
Medicaid ID
527598 AZ
Medicare enrollment
Enrolled (PECOS I20100702000245); accepts Medicare assignment
Medical or professional school
University Of Minnesota Medical School, 2004
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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Verify Michael C. Switzer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 36024
    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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3.4 times the Medicare Part D claims of the average vascular & interventional radiology physician in 2024

255 Medicare Part D claims for 116 beneficiaries, against an average of 75 among the 1,444 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 40 claims were for opioids.

  1. Michael Switzer255
  2. Specialty average75

Most prescribed

  1. Clopidogrel91 claims
  2. Hydrocodone-Acetaminophen32 claims
  3. Xarelto29 claims
  4. Cilostazol18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,047.59

23 payments; by number, the most common kind was food and beverage; the largest payer was AngioDynamics, Inc. The 3,457 providers of this specialty with any payment received $7,206.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Switzer$1,047.59
  2. Specialty average$7,206.73

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. District Medical Group IncPhoenix, AZ

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

Michael C. Switzer among 86 vascular & interventional radiology physician records in Arizona

Michael C. Switzer, M.D. is one of 86 vascular & interventional radiology physician records with a practice address in Arizona. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 47% of them.

  • NPI issued2009 · 47% of these records are older, 49% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2004 · median 2010 among the 68 with a school on file
  • Record last updated2022 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0204X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular & Interventional Radiology Physician providers in Arizona

There are 86 vascular & interventional radiology physician records in Arizona.

The 8 vascular & interventional radiology physician records with the nearest ZIP codes

  1. Aaron Brandis, MDLitchfield Park, AZ 853401538326798
  2. Nathan Wnuk, M.D.Yuma, AZ 853641558700716
  3. Nicholas Weisman, MDGlendale, AZ 853041033395165
  4. Brian Yuh, MDGlendale, AZ 853041528057569
  5. Chad Burk, MDScottsdale, AZ 852601962848275
  6. David Medina, M.D.Scottsdale, AZ 852601093764722
  7. Daniel Crawford, MDScottsdale, AZ 852591508356700
  8. Ross Currier, DOScottsdale, AZ 852591194213249

Common questions

What is Michael C. Switzer, M.D.'s NPI number?

Michael C. Switzer, M.D.'s National Provider Identifier (NPI) is 1639309073, issued on Jul 20, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Michael C. Switzer, M.D. located?

The NPPES record lists a practice address at 14642 N Del Webb Blvd Ste 200, Sun City, AZ, 85351. Phone: (480) 770-4615. Providers update this record themselves, so call before visiting.

How can I verify Michael C. Switzer, M.D.'s license?

NPPES lists Arizona license number 36024, 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.

How much does Michael C. Switzer, M.D. prescribe under Medicare Part D?

In 2024, Michael C. Switzer, M.D. had 255 Medicare Part D claims for 116 beneficiaries; the average among vascular & interventional radiology physician prescribers was 75. Part D covers Medicare prescriptions only.

What is Michael C. Switzer, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.