Duncan C. Sauer, M.D.
Emergency Medicine Physician · Tucson, AZ
Duncan C. Sauer, M.D. is an emergency medicine physician with a practice address in Tucson, Arizona, and NPI 1740280247, issued on Jul 26, 2005. Check the license (Arizona 18121, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Duncan C. Sauer
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 18121 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 630 N Alvernon Way, Tucson, AZ 85711
- Phone
- (520) 647-8854
- Enumerated
- Jul 26, 2005
- Record last updated
- Jan 16, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (520) 647-8851
- Medicaid ID
- 193186 AZ
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,494 in Arizona → Look up another NPI →
Also registered at 630 N Alvernon Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Behra, M.D.Emergency Medicine Physician1629078555
- Edward Berghausen, MDOrthopaedic Surgery Physician1972589117
- John Bush, M.D.Emergency Medicine Physician1104826023
- James Corbin, P.A.Physician Assistant1588803795
- Heeten Desai, M.DEmergency Medicine Physician1568411312
- Jessica Ganz, FNPFamily Nurse Practitioner1598201295
Verify Duncan C. Sauer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 18121Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average emergency medicine physician in 2024
14 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
Duncan C. Sauer among 1,494 emergency medicine physician records in Arizona
Duncan C. Sauer, M.D. is one of 1,494 emergency medicine physician records with a practice address in Arizona. 79% 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, 90% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2015 · 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 207P00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
422 emergency medicine physician records list a practice address in Tucson
They are 422 of the 18,788 NPPES records with a practice address in Tucson, and 1,494 emergency medicine physician records in Arizona.
All 1,494 in Arizona → Every provider in Tucson → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- James Behra, M.D.Tucson, AZ 857111629078555
- Randall Bennett, M.D.Tucson, AZ 857111962402800
- Riemke Brakema, M.D.Tucson, AZ 857111497755326
- Kenneth Brandis, M.D.Tucson, AZ 857111396745238
- Stacy Brodrick, M.D.Tucson, AZ 857111013917954
- John Bush, M.D.Tucson, AZ 857111104826023
- Douglas Campbell, M.D.Tucson, AZ 857111023018967
- Raquel Gibly, M.D.Tucson, AZ 857111912907833
Common questions
What is Duncan C. Sauer, M.D.'s NPI number?
Duncan C. Sauer, M.D.'s National Provider Identifier (NPI) is 1740280247, issued on Jul 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Duncan C. Sauer, M.D. located?
The NPPES record lists a practice address at 630 N Alvernon Way, Tucson, AZ, 85711. Phone: (520) 647-8854. Providers update this record themselves, so call before visiting.
How can I verify Duncan C. Sauer, M.D.'s license?
NPPES lists Arizona license number 18121, 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 Duncan C. Sauer, M.D. prescribe under Medicare Part D?
In 2024, Duncan C. Sauer, M.D. had 14 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. 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.