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DR. DUNCAN C SAUER M.D.
NPI 1740280247
Emergency Medicine in Tucson, AZ

Active since July 26, 2005PECOS Enrolled
630 N ALVERNON WAY, SUITE 250, TUCSON, AZ 85711(520) 647-8854(520) 647-8851 Get Directions Write a Review

NPPES record last updated: January 16, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Duncan C Sauer M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DUNCAN C SAUER M.D. (NPI 1740280247) is an individual emergency medicine provider in Tucson, Arizona, licensed in Arizona (18121) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1740280247
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. DUNCAN C SAUERCredential: M.D.
Location Address630 N ALVERNON WAY, SUITE 250Tucson, AZ 85711-1843
Mailing Address630 N Alvernon Way, Suite 250Tucson, AZ 85711-1843 · (520) 647-8854 · Fax (520) 647-8851
Phone(520) 647-8854
Fax(520) 647-8851
Sole ProprietorNo
Enumeration DateJuly 26, 2005
Last NPPES UpdateJanuary 16, 2015
✔ NPI 1740280247 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in AZ · 18121
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
630 N ALVERNON WAY, Tucson, AZ 85711
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Other Identifiers 3

Medicare UPINF06784AZ
Medicaid193186AZ
Medicare PINZ60539AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Duncan C Sauer M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Duncan Sauer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cep America-Arizona LLP
7.3 mi
Emergency Medicine
7401 S WILMOT RD
Tucson, AZ 85756
  • Reassigned Medicare billing, Arizona enrollment
  • 96 clinicians in this Medicare group
NPI 1841021581 (520) 493-0499
Sound Physicians Emergency Medicine Of Arizona, Inc.
61 mi
Emergency Medicine
5700 E HIGHWAY 90
Sierra Vista, AZ 85635
  • Reassigned Medicare billing, Arizona enrollment
  • 239 clinicians in this Medicare group
NPI 1700328663 (520) 417-4594

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85711 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SHELDON E GINGERICH MD
Pain Medicine (Pain Medicine)
630 N ALVERNON WAY
TUCSON, AZ 85711
Pima County (520) 322-8440
JEREMY GLENN MILLIGAN PA-C
Physician Assistant (Medical)
630 N ALVERNON WAY, SUITE 250
TUCSON, AZ 85711
Pima County (520) 647-8854
JGK, LLC
Nurse Practitioner (Family)
630 N ALVERNON WAY, STE 260
TUSCON, AZ 85711
Pima County (520) 704-6787
DR. CHUN WAH HO M.D.
Internal Medicine
630 N ALVERNON WAY, #251
TUCSON, AZ 85711
Pima County (520) 322-8460
CARONDELET HEALTH NETWORK
Clinic/Center (Radiology, Mammography)
630 N ALVERNON WAY
TUCSON, AZ 85711
Pima County (520) 873-3000
DR. JOHN C BUSH M.D.
Emergency Medicine
630 N ALVERNON WAY, SUITE 250
TUCSON, AZ 85711
Pima County (520) 647-8854
KIM E. TRANQUADA M.D.
Emergency Medicine
630 N ALVERNON WAY, SUITE 250
TUCSON, AZ 85711
Pima County (520) 647-8850
LAURA YOUNG FNP
Nurse Practitioner (Family)
630 N ALVERNON WAY, SUITE 251
TUCSON, AZ 85711
Pima County (520) 322-8460

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Duncan Sauer's NPI number?

The NPI number for Duncan Sauer is 1740280247. It was assigned to this individual provider in the NPPES registry on July 26, 2005.

Where is Duncan Sauer located?

Duncan Sauer practices at 630 N Alvernon Way Suite 250, Tucson, AZ 85711. The listed phone number is (520) 647-8854.

What is Duncan Sauer's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Duncan Sauer enrolled in Medicare?

Yes. Duncan Sauer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Duncan Sauer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Duncan Sauer reassigns Medicare benefits to 2 organizations: Cep America-Arizona LLP (Tucson, AZ) and Sound Physicians Emergency Medicine Of Arizona, Inc. (Sierra Vista, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Duncan Sauer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Duncan Sauer accept?

Health plans from Blue Cross Blue Shield of Arizona and Imperial Insurance Companies, Inc. list Duncan Sauer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Duncan Sauer was last updated on January 16, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.