NPPES file of Aug 9, 2026

Michael Sweeney, M.D.

Psychiatry Physician · Phoenix, AZ

Michael Sweeney, M.D. is a psychiatry physician with a practice address in Phoenix, Arizona, and NPI 1255410270, issued on Nov 2, 2006. Check the license (Arizona 22866, 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
1255410270
Name
Michael Sweeney
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
22866 AZ
Self-reported in NPPES; status is on the state search
Practice location
1424 S 7TH St, Phoenix, AZ 85004
Phone
(602) 257-1558
Enumerated
Nov 2, 2006
Record last updated
Apr 14, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(602) 258-5372
Medicaid ID
433871 AZ
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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Verify Michael Sweeney in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 22866
    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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97% fewer Medicare Part D claims than the average psychiatry physician in 2024

27 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Michael Sweeney27
  2. Specialty average1,000

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.

Michael Sweeney among 942 psychiatry physician records in Arizona

Michael Sweeney, M.D. is one of 942 psychiatry physician records with a practice address in Arizona. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 61% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 41% of these records are
  • Record last updated2008 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Arizona

There are 942 psychiatry physician records in Arizona.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Andrew Mebane, M.D.Phoenix, AZ 850041194741371
  2. Svetlana Rose Sembrano, MDPhoenix, AZ 850041467612036
  3. Neet ShahPhoenix, AZ 850041205326386
  4. Robert Williamson, M.D.Phoenix, AZ 850041316950298
  5. Matthew Cornelius, M.D.Phoenix, AZ 850061619946969
  6. Dennis Friedman, D.O.Phoenix, AZ 850061376503235
  7. Samar Jasser, MDPhoenix, AZ 850061881750552
  8. Sandra Macdonald, MDPhoenix, AZ 850061447281639

Common questions

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

Michael Sweeney, M.D.'s National Provider Identifier (NPI) is 1255410270, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Sweeney, M.D. located?

The NPPES record lists a practice address at 1424 S 7TH St, Phoenix, AZ, 85004. Phone: (602) 257-1558. Providers update this record themselves, so call before visiting.

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

NPPES lists Arizona license number 22866, 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 Sweeney, M.D. prescribe under Medicare Part D?

In 2024, Michael Sweeney, M.D. had 27 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.

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.