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Edit this profileWhere to find John S. Tsakonas, M.D.
- Encino location main office
16542 Ventura Blvd, Suite 402, Encino, CA 91436 - Los Angeles location
10921 Wilshire Blvd Ste 1205, Los Angeles, CA 90024
About Dr. Tsakonas
Based in Encino, CA, John S. Tsakonas, M.D. is listed in the NPI registry under cardiovascular disease. John graduated from State University of New York at Stony Brook, School of Medicine in 1982. Medicare claims data shows John provided 1,807 services to 1,432 patients. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and ultrasound of heart with color-depicted blood flow, rate, direction and valve function. NPI 1851384499 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
- (818) 782-5041
- Email not available
Practice Locations
16542 VENTURA BLVD SUITE 402
Encino, CA 91436
10921 Wilshire Blvd Ste 1205
Los Angeles, CA 90024
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
1,807 services · 1,432 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
392 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
251 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
180 | More often than most peers in Cardiovascular Disease |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
138 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | Treatment | 93325 |
44 | As often as other peers in Cardiovascular Disease |
| Ultrasound of heart blood flow, valves and chambers | Treatment | 93320 |
43 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report | Treatment | 93351 |
42 | More often than most peers in Cardiovascular Disease |
| Heart rhythm recording, analysis, report, review, and interpretation of continous external ekg over more than 48 hours up to 7 days | Treatment | 93241 |
34 | As often as other peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
34 | Less often than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) 2-day continuous with review and report by health care professional | Treatment | 93224 |
24 | As often as other 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 30 related providers in 4 groups
Other cardiologists in Encino 6
Same specialty, same city.
Trained at State University of New York at Stony Brook, School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at State University of New York at Stony Brook, School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does John S. Tsakonas specialize in?
John S. Tsakonas is a cardiologist in Encino, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where is John S. Tsakonas located?
John S. Tsakonas is listed at 16542 Ventura Blvd Suite 402, Encino, CA 91436. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is John S. Tsakonas's phone number?
The number on file is (818) 782-5041. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John S. Tsakonas?
John S. Tsakonas's National Provider Identifier is 1851384499. 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 John S. Tsakonas train?
John S. Tsakonas attended State University of New York at Stony Brook, School of Medicine, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John S. Tsakonas have?
John S. Tsakonas has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What does John S. Tsakonas do most often?
According to Medicare billing data, John S. Tsakonas 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
Is John S. Tsakonas's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John S. Tsakonas. If this is you, claiming it is free.
Guide.md
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