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Colorectal Surgery (Proctology)

Andrew A. Kassir, MD

Works at hospitals in Goodyear, AZ · Scottsdale, AZ · Arizona

Summary

Andrew A. Kassir, MD (Colorectal Surgery (Proctology)) is listed by Medicare at 3 hospitals in Goodyear, AZ and Scottsdale, AZ. NPI 1245222769. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Andrew A. Kassir, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Colorectal Surgery (Proctology)Primary specialty
YesAccepts Medicare assignment
43Years since medical school (graduated 1983)
MaleGender (as listed)
City of Hope Medical Group of Arizona LLCGroup practice (+1 more)

Quick answers

Which hospitals does Andrew A. Kassir work at?
Medicare's official clinician data lists Andrew A. Kassir at 3 hospitals: City of Hope Cancer Center Phoenix, HonorHealth Scottsdale Osborn Medical Center and HonorHealth Scottsdale Shea Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Andrew A. Kassir see patients?
Medicare's clinician data lists 2 practice locations, including Goodyear, AZ and Scottsdale, AZ. Call before your visit to confirm the address.
What is Andrew A. Kassir's specialty?
Medicare lists Colorectal Surgery (Proctology) as the primary specialty.
Does Andrew A. Kassir accept Medicare assignment?
Yes. Medicare's clinician data says Andrew A. Kassir accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Andrew A. Kassir?
(623) 207-3000, as listed in official Medicare / NPI Registry data.
What is Andrew A. Kassir's NPI number?
1245222769. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Andrew A. Kassir works

Medicare's Facility Affiliation Data lists Andrew A. Kassir at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Andrew A. Kassir is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Andrew A. Kassir as a member of these groups (CMS data updated 2026-10-02).

  • City of Hope Medical Group of Arizona LLC160 clinicians in the group
  • Colon and Rectal Clinic of Scottsdale2 clinicians in the group

Specialties

Find other Colorectal Surgery (Proctology) doctors in Arizona →

Other colorectal surgeons in Arizona

Clinicians with the same Medicare primary specialty in Arizona — not a recommendation.

All colorectal surgeons in Arizona →

Clinician information

CredentialMD
Graduation year1983
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245222769
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians