NPPES file of Aug 9, 2026

Susan McMahon, MD

Pediatrics Physician · Tucson, AZ

Susan McMahon, MD is a pediatrics physician with a practice address in Tucson, Arizona, and NPI 1669455507, issued on Nov 23, 2005. Check the license (Arizona 31091, 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
1669455507
Name
Susan McMahon
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
31091 AZ
Self-reported in NPPES; status is on the state search
Practice location
1530 W Commerce CT, Tucson, AZ 85746
Phone
(520) 670-3909
Enumerated
Nov 23, 2005
Record last updated
Jul 13, 2026
Fax
(520) 806-2625
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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Also registered at 1530 W Commerce CT

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

  1. Christine ChanStudent in an Organized Health Care Education/Training Program1609233105
  2. P Holguin, RDHDental Hygienist1376974634
  3. Azam Khan, DDSGeneral Practice Dentistry1174506778
  4. Kaitlyn LiuStudent in an Organized Health Care Education/Training Program1164162863
  5. Tuan-Anh Nguyen, DDSGeneral Practice Dentistry1508961764
  6. Maria Preciado, RDHDental Hygienist1245864800

Verify Susan McMahon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 31091
    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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Industry payments in 2024: $125.00

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Susan McMahon$125.00
  2. Specialty average$842.05

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Susan McMahon among 1,309 pediatrics physician records in Arizona

Susan McMahon, MD is one of 1,309 pediatrics physician records with a practice address in Arizona. 41% 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, 86% newer
  • In a Medicare fileYes · 41% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • 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 208000000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

292 pediatrics physician records list a practice address in Tucson

They are 292 of the 18,788 NPPES records with a practice address in Tucson, and 1,309 pediatrics physician records in Arizona.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Albert Adler, M.D.Tucson, AZ 857461891875407
  2. Soungwon Bae, DOTucson, AZ 857461922090513
  3. Scott Hamstra, M.D.Tucson, AZ 857461356421382
  4. Georgina Krizsa, MDTucson, AZ 857461770541443
  5. Sharon Levin, M.D.Tucson, AZ 857461982784013
  6. Duane May, M.D.Tucson, AZ 857461609956788
  7. Rajiv Modak, MDTucson, AZ 857461124002324
  8. Patrick O'Connor, MDTucson, AZ 857461679507198

Common questions

What is Susan McMahon, MD's NPI number?

Susan McMahon, MD's National Provider Identifier (NPI) is 1669455507, issued on Nov 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Susan McMahon, MD located?

The NPPES record lists a practice address at 1530 W Commerce CT, Tucson, AZ, 85746. Phone: (520) 670-3909. Providers update this record themselves, so call before visiting.

How can I verify Susan McMahon, MD's license?

NPPES lists Arizona license number 31091, 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.