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Edit this profileAt a glance
- 6080 N la Cholla Blvd # 200, Tucson, AZ 85741
About Dr. Koshkarian
Based in Tucson, AZ, Gregory M. Koshkarian, MD is listed in the NPI registry under cardiovascular disease. Gregory graduated from Yale University School of Medicine in 1989. According to Medicare claims data, Gregory cared for 3,667 Medicare patients across 11,786 services. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report. NPI 1164425096 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (520) 797-8550
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
6080 N LA CHOLLA BLVD # 200
Tucson, AZ 85741
Conditions Commonly Evaluated or Treated
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Specialized cardiovascular care
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
Vascular and risk factors
Artery & vascular
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Procedures & services
Advanced imaging
- Cardiac computed tomography
- Coronary artery calcium scan
- Transesophageal echocardiogram
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Catheter-based diagnosis and treatment
Heart & circulation
Life Support
Office and noninvasive testing
- Cardiology consultation
- Exercise stress test
- Pharmacologic cardiac stress test
- Stress echocardiogram
- Transthoracic echocardiogram
- Ambulatory blood-pressure monitoring
Structural heart
Most searched procedures
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
11,786 services · 3,667 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
71 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
811 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
550 | More than most peers in Cardiovascular Disease |
| Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | Treatment | 93297 |
332 | More often than most peers in Cardiovascular Disease |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
255 | More often than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) 2-day continuous with review and report by health care professional | Treatment | 93224 |
98 | More often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
92 | As often as other peers in Cardiovascular Disease |
| Evaluation of cardiac rhythm monitor system, remote up to 30 days | Treatment | 93298 |
90 | As often as other peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
79 | More than most peers in Cardiovascular Disease |
| Programming of dual lead pacemaker system | Treatment | 93280 |
75 | More often than most peers in Cardiovascular Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cardiologists at this location 1
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other cardiologists in Tucson 8
Same specialty, same city.
More connections — 18 related providers in 3 groups
Trained at Yale University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Yale University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Ct scan of blood vessels of chest with contrast 2
Providers in AZ who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Koshkarian?
Dr. Koshkarian is a cardiologist in Tucson, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
What is Dr. Koshkarian's address?
Dr. Koshkarian is listed at 6080 N la Cholla Blvd # 200, Tucson, AZ 85741. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Koshkarian?
The number on file is (520) 797-8550. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Koshkarian's NPI number?
Dr. Koshkarian's National Provider Identifier is 1164425096. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Koshkarian train?
Dr. Koshkarian attended Yale University School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Koshkarian been practicing?
Dr. Koshkarian has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Koshkarian perform?
According to Medicare billing data, Dr. Koshkarian performs imaging including ct scan of blood vessels of chest with contrast; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and ultrasound of heart with color-depicted blood flow, rate, direction and valve function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Koshkarian confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Koshkarian. If this is you, claiming it is free.
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