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Internal Medicine

Gustavo Riffel, MD

Sees patients in Phoenix, AZ · Arizona

Summary

Gustavo Riffel, MD (Internal Medicine) is enrolled with Medicare at 2 practice locations in Phoenix, AZ. NPI 1588068415. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Gustavo Riffel, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
36Years since medical school (graduated 1990)
MaleGender (as listed)
Greater Phoenix Collaborative Care PCGroup practice

Quick answers

Where does Gustavo Riffel see patients?
Medicare's clinician data lists 2 practice locations, including Phoenix, AZ. Call before your visit to confirm the address.
What is Gustavo Riffel's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Gustavo Riffel accept Medicare assignment?
Yes. Medicare's clinician data says Gustavo Riffel 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.
Does Gustavo Riffel offer telehealth?
Medicare's clinician data says Gustavo Riffel offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Gustavo Riffel?
(602) 249-0115, as listed in official Medicare / NPI Registry data.
What is Gustavo Riffel's NPI number?
1588068415. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Gustavo Riffel is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gustavo Riffel as a member of this group (CMS data updated 2026-10-02).

  • Greater Phoenix Collaborative Care PC107 clinicians in the group

Specialties

Find other Internal Medicine doctors in Arizona →

Other internal medicine doctors in Phoenix

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

All internal medicine doctors in Phoenix →

Clinician information

CredentialMD
Graduation year1990
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1588068415
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians