Dr. Gregory Merrill Koshkarian
Dr. Gregory M. Koshkarian
Last updated: Jan 29, 2020

Dr. Gregory M. Koshkarian

  • Gender: Male
  • Experience: 32 years
  • Graduated from: Yale University School Of Medicine
  • Graduation year: 1989
  • Sole propriator: No
  • NPI: 1164425096

Dr. Gregory M. Koshkarian MD

Cardiologist

He is located at 6080 North La Cholla Boulevard # 200 in Tucson, AZ 85741. Can help patients with the following: Diarrhea, Heart Disease, Hyperlipidemia, Influenza, Nausea and Vomiting, Osteoporosis. His National Provider Identifier (NPI) number is 1164425096. Appointment can be made via the phone number (520) 797-8550. He is affiliated with 1 practices and 2 hospitals.

Conditions treated

Dr. Gregory Merrill Koshkarian, being an cardiologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Gregory M. Koshkarian.

  • Abdominal Aortic Aneurysm (AAA)
  • Abdominal Pain
  • Acute Pain
  • Amyloidosis
  • Anemia
  • Angina
  • Aortic Stenosis
  • Arrhythmia
  • Arthritis
  • Asthma
  • Atherosclerosis
  • Atrial Fibrillation
  • Atrial Flutter
  • Atrial Septal Defect (ASD)
  • Birth Defects
  • Bladder Control
  • Blood Clots
  • Bradycardia
  • Cardiomyopathy
  • Carotid Artery Disease
  • Cerebral Aneurysm
  • Chest Pain
  • Cholecystitis
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Chronic Venous Insufficiency
  • Common Cold
  • Congenital Heart Disease (CHD)
  • Congestive Heart Failure (CHF)
  • Constipation
  • Cystitis
  • Diarrhea
  • Edema
  • Endocarditis
  • Fainting
  • Fever
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Headache
  • Heart Attack
  • Heart Disease
  • Heart Murmur
  • Heart Valve Disease
  • Hiatal Hernia
  • High Blood Pressure
  • High Cholesterol
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Influenza
  • Inguinal Hernia
  • May-Thurner Syndrome
  • Migraine
  • Mitral Insufficiency
  • Mitral Valve Prolapse (MVP)
  • Mitral Valve Stenosis
  • Myocarditis
  • Nausea and Vomiting
  • Obesity
  • Orthostatic Hypotension
  • Osteoporosis
  • Pacemaker
  • Palpitations
  • Paroxysmal Supraventricular Tachycardia (PSVT)
  • Peptic Ulcer
  • Pericardial Tamponade
  • Pericarditis
  • Postural Orthostatic Tachycardia Syndrome (POTS)
  • Premature Ventricular Contraction (PVC)
  • Prescription Refill
  • Pulmonary Edema
  • Pulmonary Embolism (PE)
  • Pulmonary Hypertension (PH)
  • Renal Vascular Disease
  • Rheumatic Fever
  • Rheumatic Heart Disease
  • Stroke
  • Urethritis
  • Urinary Tract Infection (UTI)
  • Ventricular Fibrillation
  • Ventricular Septal Defect (VSD)
  • Wolff-Parkinson-White Syndrome (WPW)

Procedures Performed by Dr. Gregory M. Koshkarian

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Gregory M. Koshkarian as in-network for the following 2026 plans.

Health plans

Ambetter from Arizona Complete Health

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 16 plans from Ambetter from Arizona Complete Health
Ambetter from Arizona Complete Health plans
Plan Plan type Network tier New patients
Choice Bronze HSA HMO · Expanded Bronze Preferred Accepting new patients
Choice Bronze HSA + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Complete Gold HMO · Gold Preferred Accepting new patients
Complete Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Complete Silver HMO · Silver Preferred Accepting new patients
Complete Silver + Vision + Adult Dental HMO · Silver Preferred Accepting new patients
Elite Gold HMO · Gold Preferred Accepting new patients
Elite Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Everyday Bronze HMO · Expanded Bronze Preferred Accepting new patients
Everyday Bronze + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze HMO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Standard Gold HMO · Gold Preferred Accepting new patients
Standard Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Standard Silver HMO · Silver Preferred Accepting new patients
Standard Silver + Vision + Adult Dental HMO · Silver Preferred Accepting new patients

Blue Cross Blue Shield of Arizona

Network data as of Jun 29, 2026, as reported by the insurer.

Show all 21 plans from Blue Cross Blue Shield of Arizona
Blue Cross Blue Shield of Arizona plans
Plan Plan type Network tier New patients
AZ Blue ACA StandardHealth Silver with Health Choice (7 plan variants) HMO · Silver Acahealthchoice Accepting new patients
AZ Blue AdvanceHealth Bronze Focus (4 Free PCP Visits) (5 plan variants) HMO · Expanded Bronze Focus Accepting new patients
AZ Blue AdvanceHealth Bronze Neighborhood (4 Free PCP Visits) (7 plan variants) HMO · Expanded Bronze Neighborhood Accepting new patients
AZ Blue AdvanceHealth Gold Focus (4 Free PCP Visits) (5 plan variants) HMO · Gold Focus Accepting new patients
AZ Blue AdvanceHealth Gold Neighborhood (4 Free PCP Visits) (7 plan variants) HMO · Gold Neighborhood Accepting new patients
AZ Blue AdvanceHealth Silver Focus (4 Free PCP Visits) (5 plan variants) HMO · Silver Focus Accepting new patients
AZ Blue AdvanceHealth Silver Neighborhood (4 Free PCP Visits) (7 plan variants) HMO · Silver Neighborhood Accepting new patients
AZ Blue EverydayHealth Gold Focus (1 Free PCP Visit) (3 plan variants) HMO · Gold Focus Accepting new patients
AZ Blue EverydayHealth Gold Neighborhood (1 Free PCP Visit) (7 plan variants) HMO · Gold Neighborhood Accepting new patients
AZ Blue EverydayHealth Prosano Gold ($0 Prosano Health Visits) (2 plan variants) HMO · Gold Focus Prosano Accepting new patients
AZ Blue EverydayHealth Prosano Silver ($0 Prosano Health Visits) (2 plan variants) HMO · Silver Focus Prosano Accepting new patients
AZ Blue EverydayHealth Silver Focus (1 Free PCP Visit) (3 plan variants) HMO · Silver Focus Accepting new patients
AZ Blue EverydayHealth Silver Neighborhood (1 Free PCP Visit) (7 plan variants) HMO · Silver Neighborhood Accepting new patients
AZ Blue Portfolio Bronze HSA Focus (5 plan variants) HMO · Expanded Bronze Focus Accepting new patients
AZ Blue Portfolio Bronze HSA Neighborhood (7 plan variants) HMO · Expanded Bronze Neighborhood Accepting new patients
AZ Blue StandardHealth Bronze Focus (5 plan variants) HMO · Expanded Bronze Focus Accepting new patients
AZ Blue StandardHealth Bronze Neighborhood (7 plan variants) HMO · Expanded Bronze Neighborhood Accepting new patients
AZ Blue StandardHealth Gold Focus (5 plan variants) HMO · Gold Focus Accepting new patients
AZ Blue StandardHealth Gold Neighborhood (7 plan variants) HMO · Gold Neighborhood Accepting new patients
AZ Blue StandardHealth Silver Focus (5 plan variants) HMO · Silver Focus Accepting new patients
AZ Blue StandardHealth Silver Neighborhood (7 plan variants) HMO · Silver Neighborhood Accepting new patients

Cigna HealthCare of Arizona, Inc

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 16 plans from Cigna HealthCare of Arizona, Inc
Cigna HealthCare of Arizona, Inc plans
Plan Plan type Network tier New patients
Connect Bronze 7400 Indiv Med Deductible HMO · Bronze Preferred Accepting new patients
Connect Bronze 9500 Indiv Med Deductible HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze CMS Standard HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze SoAZ 4000 Indiv Med Deductible HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze SoAZ 6300 Indiv Med Deductible HMO · Expanded Bronze Preferred Accepting new patients
Connect Bronze SoAZ CMS Standard HMO · Expanded Bronze Preferred Accepting new patients
Connect Gold 2500 Indiv Med Deductible HMO · Gold Preferred Accepting new patients
Connect Gold CMS Standard HMO · Gold Preferred Accepting new patients
Connect Gold SoAZ 2500 Indiv Med Deductible HMO · Gold Preferred Accepting new patients
Connect Gold SoAZ CMS Standard HMO · Gold Preferred Accepting new patients
Connect Silver 4000 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver 6100 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver CMS Standard HMO · Silver Preferred Accepting new patients
Connect Silver SoAZ 4000 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver SoAZ 6200 Indiv Med Deductible HMO · Silver Preferred Accepting new patients
Connect Silver SoAZ CMS Standard HMO · Silver Preferred Accepting new patients

Imperial Insurance Companies, Inc.

Network data as of Sep 16, 2025, as reported by the insurer.

Imperial Insurance Companies, Inc. plans
Plan Plan type Network tier New patients
Imperial Preferred Gold HMO · Gold Preferred Accepting new patients
Imperial Preferred Silver HMO · Silver Preferred Accepting new patients
Imperial Standard Bronze HMO · Expanded Bronze Standard Accepting new patients
Imperial Standard Gold HMO · Gold Standard Accepting new patients
Imperial Standard Silver HMO · Silver Standard Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Gregory M. Koshkarian is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Gregory M. Koshkarian is enrolled to bill Medicare as a Practitioner - Cardiovascular Disease (cardiology) (also registered under: Practitioner - Interventional Cardiology) .

Bills through: Pima Heart Physicians Pc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

St. Jude Medical $1473
AstraZeneca $1128
Amgen $817

Other

Food and Beverage $9660
Travel and Lodging $540

Studies

YALE UNIVERSITY SCHOOL OF MEDICINE

Graduated in 1989

Additional Specialities

  • Internist

Affiliated practices

Desert Cardiology of Tucson
6080 North LA Cholla Boulevard
Tucson, 85741 AZ
(520) 797-8550

Affiliated hospitals

NORTHWEST MEDICAL CENTER
6200 NORTH LA CHOLLA BOULEVARD
TUCSON, 85741 AZ
(520) 469-8100
ORO VALLEY HOSPITAL
1551 EAST TANGERINE ROAD
ORO VALLEY, 85755 AZ
(520) 901-3549

Looking for more Cardiologists?

Here are cardiologists in Arizona you may want to explore.

Dr. Kevin John Klassen
  • Gender: Male
  • Address: 7400 North Dobson Road Suite 201 Scottsdale, 85256, AZ
Dr. Marvin Padnick
  • Gender: Male
  • Address: 4475 South I 19 Frontage Road Suite 255 Green Valley, 85614, AZ
Dr. Marc J. Berkowitz
  • Gender: Male
  • Address: 6750 East Baywood Avenue Mesa, 85206, AZ
Dr. Joshua D. Cohen
  • Gender: Male
  • Address: 6750 East Baywood Avenue Mesa, 85206, AZ
Dr. Julia Indik
  • Gender: Female
  • Address: 1501 North Campbell Avenue Tucson, 85724, AZ
Dr. Riyaz A. Sumar
  • Gender: Male
  • Address: Suite 202 10815 West Mcdowell Road Avondale, 85392, AZ
Dr. Nassim Haddad
  • Gender: Male
  • Address: Suite 101 10101 North 92nd Street Scottsdale, 85258, AZ
Dr. Robert Wesley Dappen
  • Gender: Male
  • Address: Suite 11 333 North Dobson Road Chandler, 85224, AZ
Dr. Nader Makki
  • Gender: Male
  • Address: 500 West Thomas Road Suite 850 Phoenix, 85013, AZ
Dr. Madhavagopal V. Cherukuri
  • Gender: Male
  • Address: Suite 175 4444 North 32nd Street Phoenix, 85018, AZ

Questions & Answers

Has Dr. Gregory Merrill Koshkarian affiliation with hospitals?

Dr. Gregory Merrill Koshkarian is affiliated with NORTHWEST MEDICAL CENTER. For the full list of hospitals see this list.

Where can you meet with Dr. Gregory Merrill Koshkarian?

Dr. Gregory Merrill Koshkarian's office is located at 6080 North La Cholla Boulevard # 200 in Tucson, AZ 85741.

What conditions does Dr. Gregory Merrill Koshkarian treat?

Dr. Gregory Merrill Koshkarian provides treatment for Diarrhea, Heart Disease, Hyperlipidemia, Influenza, Nausea and Vomiting, Osteoporosis. For the full list see this list.

Does Dr. Gregory Merrill Koshkarian have affiliation with practices?

Dr. Gregory Merrill Koshkarian is affiliated with Desert Cardiology of Tucson.

Does Dr. Gregory Merrill Koshkarian accept patients with Blue Cross Blue Shield of Arizona?

Yes, Dr. Gregory Merrill Koshkarian is listed in-network for Blue Cross Blue Shield of Arizona through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.