Internal Medicine Doctors in Arizona
Data updated monthly · Last refresh October 2026
2,857 Internal Medicine providers practice in Arizona, including 464 (16%) offering telehealth. The largest concentration is in Phoenix. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
2,857providers
464telehealth
Phoenixtop city
Internal Medicine by city in Arizona
Choose a city to see providers there.
Internal Medicine providers in Arizona
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Raghunath Ramesh, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 277-5551 Dr. Rahul Patel, DOPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 344-5011 Dr. Rajal Mehta, MDPhoenix, AZ · No drug or device payments recorded (2025) · Telehealth ·
(602) 494-5040 Dr. Rajesh Saxena, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(480) 961-2303 Dr. Rakesh Malhotra, MDPhoenix, AZ · No drug or device payments recorded (2025) · Telehealth ·
(877) 809-5092 Dr. Ralph Mendez, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 839-3927 Dr. Rama Kunkle, DOPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 445-0751 Dr. Randolph Clark, M.D.Phoenix, AZ · No drug or device payments recorded (2025) · Telehealth ·
(602) 789-0344 Dr. Raul Romero, M.D.Phoenix, AZ · No drug or device payments recorded (2025) · Telehealth ·
(602) 243-3455 Dr. Ray Mahoubi, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 249-0115 Dr. Rebecca Hawkins, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 277-5551 Dr. Rebecca Zaner, D.O.Phoenix, AZ · $105 in drug and device payments (2025) ·
(602) 445-0751 Dr. Reem Haddad, M.D.Phoenix, AZ · $337 in drug and device payments (2025) ·
(602) 277-5551 Dr. Rene Beckham, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(480) 323-9489 Dr. Renee Mercer, DOPhoenix, AZ · $268 in drug and device payments (2025) · Telehealth ·
(602) 839-0000 Dr. Ricardo Celaya, MDPhoenix, AZ · $752 in drug and device payments (2025) · Telehealth ·
(602) 569-3999 Dr. Ricardo Celaya, M.D.Phoenix, AZ · $531 in drug and device payments (2025) · Telehealth ·
(602) 569-3999 Dr. Ricardo Cestero, M.D. Dr. Ricardo Herrera, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(915) 228-5758 Dr. Richard Burton, M.D.Phoenix, AZ · $349 in drug and device payments (2025) ·
(602) 954-3419 Dr. Richard Friedman, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 876-9155 Dr. Richard Gerkin, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 239-2391 Dr. Richard Kelly, M.D.Phoenix, AZ · $60 in drug and device payments (2025) · Telehealth ·
(602) 494-5040 Dr. Richard Tayrien, D.O.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 307-2927 Dr. Rishi Basnyat, MDPhoenix, AZ · $1,121 in drug and device payments (2025) · Telehealth ·
(602) 229-2200 Dr. Robert KochPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 839-3644 Dr. Robert Myers, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 344-5892 Dr. Robert Nelson, MD, PHDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 200-5205 Dr. Robert Omuria, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 778-3600 Dr. Roberto Zamudio-millan, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(877) 809-5092 Dr. Robert Stoffer, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 993-1773 Dr. Robert Windisch, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 445-0751 Dr. Rodney Stewart, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(480) 961-2303 Dr. Rolando Ruiz, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 659-9055 Dr. Ronald Aikawa, MDPhoenix, AZ · No drug or device payments recorded (2025) ·
(602) 870-6353 Dr. Rong Guo, MDPhoenix, AZ · $443 in drug and device payments (2025) · Telehealth ·
(602) 521-5200 Dr. Roselavender Richards, MDPhoenix, AZ · No drug or device payments recorded (2025) · Telehealth ·
(480) 977-6000 Dr. Roxanne Garciaorr, MDPhoenix, AZ · $138 in drug and device payments (2025) ·
(602) 239-3000 Dr. Rupal Mohan, MDPhoenix, AZ · $741 in drug and device payments (2025) · Telehealth ·
(602) 494-7700 Dr. Rustan Sharer, MDPhoenix, AZ · No drug or device payments recorded (2025) · Telehealth ·
(602) 839-2296 Dr. Ryan Trune, M.D.Phoenix, AZ · No drug or device payments recorded (2025) ·
(602) 445-0751 Dr. Saba NajeebPhoenix, AZ · $194 in drug and device payments (2025) ·
(619) 768-3359 Dr. Sahibjeet Singh, MDPhoenix, AZ · $117 in drug and device payments (2025) ·
(571) 342-9943 Dr. Saif Srouji, MBBSPhoenix, AZ · $167 in drug and device payments (2025) ·
(602) 532-1000 Dr. Sai Lakshmi Chandran, MD Dr. Salam Mohammed Arif, M.D.Phoenix, AZ · $155 in drug and device payments (2025) ·
(602) 839-3644 Dr. Samer IbrahimPhoenix, AZ · $2,766 in drug and device payments (2025) ·
(602) 406-3000 Conditions Internal Medicine providers in Arizona commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Arizona?There are 2,857 Internal Medicine providers with active NPI records practicing in Arizona, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Arizona offer telehealth?Yes. 464 of the 2,857 Internal Medicine providers in Arizona (about 16%) report offering telehealth services in CMS data.
Which cities in Arizona have the most Internal Medicine providers?Phoenix (698), Tucson (652), Scottsdale (339) have the highest concentration of Internal Medicine providers in Arizona.
How many Internal Medicine providers in Arizona received drug or device company payments?940 of 2,857 Internal Medicine providers in Arizona (33%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Arizona treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Internal Medicine Doctors in Arizona work in independent practices or large health systems?Among 1,479 Internal Medicine Doctors in Arizona enrolled in Medicare, 20% bill through a solo or small practice with fewer than 10 clinicians, 28% through a mid-size group of 10 to 99, and 52% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Arizona work at?According to CMS facility affiliation records, the Arizona hospitals where the most Internal Medicine Doctors hold privileges are Tucson Medical Center in Tucson; Honor Health John C. Lincoln Medical Center in Phoenix; Banner - University Medical Center Phoenix in Phoenix.
Related reading on HealthcareDiscovery.AI
Internal Medicine in all 50 states Search all 2,857 in the directory Ask Zach for help choosing
Related
