Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

General Surgery

Ashley R. Casano, DO

Works at hospitals in Phoenix, AZ · Mesa, AZ · Arizona

Summary

Dr. Ashley R. Casano, DO is a general surgeon at 1111 E McDowell Rd, Phoenix, AZ 85006. Phone: (602) 839-2000. Accepts Medicare assignment. In 2024, Ashley R. Casano had 185 Original Medicare patients and 405 services. NPI 1255777694. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: General surgeon (Medicare lists General Surgery)
  • Address: 1111 E McDowell Rd, Phoenix, AZ 85006 · Directions (1 more location)
  • Phone: (602) 839‑2000
  • Medicare: Accepts Medicare assignment
  • Hospitals: Banner - University Medical Center Phoenix, Banner Desert Medical Center
  • Group practice: Banner - University Physician Specialists LLC (+1 more)
  • Medical school: Arizona College Of Osteopathic Medicine Mid Western University · graduated 2013 (13 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Ashley R. Casano, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ashley R. Casano accept Medicare assignment?
Yes. Medicare's clinician data says Ashley R. Casano accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Ashley R. Casano see?
In 2024, CMS data shows 185 Original Medicare patients and 405 services for Ashley R. Casano. This counts Original Medicare only and measures volume, not quality.
What is Ashley R. Casano's NPI number?
1255777694. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Ashley R. Casano, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients185
Services billed to Medicare405
Different services or procedures54
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Diagnostic exam of anus using an endoscope (46600)81 services
  2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)60 services
  3. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)42 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)39 services
  5. Biopsy of large bowel using a flexible endoscope (45380)19 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure71%
  • Arthritis55%
  • Chronic kidney disease32%
  • Ischemic heart disease31%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)31%

Hospitals where Ashley R. Casano works

Medicare's Facility Affiliation Data lists Ashley R. Casano at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Ashley R. Casano is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ashley R. Casano as a member of these groups (CMS data updated October 2, 2026).

  • Banner - University Physician Specialists LLC348 clinicians in the group
  • Banner Cancer Center Specialists LLC344 clinicians in the group

Specialties

Find other General Surgery doctors in Arizona →

Other general surgeons in Phoenix

Clinicians with the same Medicare primary specialty in Phoenix, AZ — not a recommendation.

All general surgeons in Phoenix →

Other clinicians in Banner - University Physician Specialists LLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolArizona College Of Osteopathic Medicine Mid Western University
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1255777694
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians