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Dr. Ryan A. Dunn, MD

Hospitalist (Hospitalist Physician)

13400 E Shea Blvd
Scottsdale, AZ 85259

Who else practices at this address →

Maricopa County includes primary care (13% of residents) and dental (0% of residents) and mental health (4% of residents) shortage areas. About shortage areas

Call (480) 301-8000

  • Medicare participating

At a glance

In the NPI registry since
2021
Medicare patients seen, 2024
38

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2021Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Hospitalist Physician primary
    AZ license 66617
  • Internal Medicine Physician
    AZ license R78780

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Hospitalist per capita by county →

Medicare patients and services

Medicare patients, 2024
38
Services billed
136
Patients’ average age
72

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Payments from drug and device companies

In 2025, 1 companies reported 1 payments worth $453 in total to this clinician.

By type
Travel and Lodging$453

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Dec 17, 2025Inspire Medical Systems, Inc.
Dec 17, 2025
Travel and Lodging
INSPIRE · NEUROLOGY · travel to GOLDEN VALLEY, MN · in-kind
$453

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Arizona →

Other Hospitalist clinicians in Scottsdale

Sources

NPI registry (CMS NPPES, November 2026; record last updated April 17, 2024), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1801462718. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.