NPPES file of Aug 9, 2026

Guy Alan Petersen, M.D.

General Practice Physician · Tucson, AZ

Guy Alan Petersen, M.D. is a general practice physician with a practice address in Tucson, Arizona, and NPI 1346638939, issued on Jan 5, 2015. Check the license (Arizona 22232, 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
1346638939
Name
Guy Alan Petersen
Credential
M.D.
Primary taxonomy
General Practice Physician 208D00000X
License number
22232 AZ
Self-reported in NPPES; status is on the state search
Practice location
5240 E Knight Dr, Tucson, AZ 85712
Phone
(520) 582-9399
Enumerated
Jan 5, 2015
Record last updated
Jan 5, 2015 (not updated in 11 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest general practice physician records → All 228 in Arizona → Look up another NPI →

Also registered at 5240 E Knight Dr

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

  1. Adriana-Maria Boiangiu, M.DPsychiatry Physician1396024741
  2. Bruce Dalkin, MDUrology Physician1700086089
  3. Michael Diesenhouse, MDOphthalmology Physician1568548923
  4. Raymond Graap, M.D.Endocrinology, Diabetes & Metabolism Physician1720024656
  5. Solomon Grossman, PH.D.Mental Health Counselor1528069838
  6. Barton Hodes, MDOphthalmology Physician1205911823

Verify Guy Alan Petersen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 22232    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

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100% fewer Medicare Part D claims than the average general practice physician in 2024

11 Medicare Part D claims, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.

  1. Guy Petersen11
  2. Specialty average3,030

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.

Guy Alan Petersen among 228 general practice physician records in Arizona

Guy Alan Petersen, M.D. is one of 228 general practice physician records with a practice address in Arizona. 48% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 71% of them.

  • NPI issued2015 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 48% of these records are
  • In the CMS Doctors and Clinicians fileNo · 24% of these records are
  • Record last updated2015 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

General Practice Physician providers in Arizona

There are 228 general practice physician records in Arizona.

All 228 in Arizona → Every provider in Tucson → General Practice Physician nationwide →

The 8 general practice physician records with the nearest ZIP codes

  1. Brian Becker, M.D.Tucson, AZ 857121467661488
  2. Debby Blank, M.D.Tucson, AZ 857121750604542
  3. Andrew Epstein, D.O.Tucson, AZ 857121902141930
  4. Adam Silva, DOTucson, AZ 857121962107854
  5. Theresa Cisler, DOTucson, AZ 857111356495899
  6. Kevin Lewis, MDTucson, AZ 857111720299720
  7. Tzu-En Lin, DOTucson, AZ 857131902549843
  8. Michael Minckler, M.D.Tucson, AZ 857131821437484

Common questions

What is Guy Alan Petersen, M.D.'s NPI number?

Guy Alan Petersen, M.D.'s National Provider Identifier (NPI) is 1346638939, issued on Jan 5, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Guy Alan Petersen, M.D. located?

The NPPES record lists a practice address at 5240 E Knight Dr, Tucson, AZ, 85712. Phone: (520) 582-9399. Providers update this record themselves, so call before visiting.

How can I verify Guy Alan Petersen, M.D.'s license?

NPPES lists Arizona license number 22232, 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 Guy Alan Petersen, M.D. prescribe under Medicare Part D?

In 2024, Guy Alan Petersen, M.D. had 11 Medicare Part D claims; the average among general practice physician prescribers was 3,030. Part D covers Medicare prescriptions only.

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.

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.