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Edit this profileAt a glance
- 3131 la Canada St Ste 140, Las Vegas, NV 89169
About Dr. Portz
Based in Las Vegas, NV, Stephen J. Portz, M.D. is listed in the NPI registry under cardiovascular disease. Stephen graduated from University of Kansas School of Med (Kc/Wich/Sal) in 1982. Stephen is also listed as specializing in interventional cardiology. According to Medicare claims data, Stephen cared for 1,168 Medicare patients across 1,678 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, routine electrocardiogram (ecg) using at least 12 leads with tracing, and injection, regadenoson, 0.1 mg. NPI 1811933500 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
- (702) 933-9400
- Email not available
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Practice Locations
3131 LA CANADA ST STE 140
Las Vegas, NV 89169
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
1,678 services · 1,168 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
64 | As often as other peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
201 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
128 | Less 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 |
74 | As often as other peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
60 | Less often than most peers in Cardiovascular Disease |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
29 | Less often than most peers in Cardiovascular Disease |
| Injection, regadenoson, 0.1 mg | Drug given | J2785 |
156 | As often as other peers in Cardiovascular Disease |
| Technetium tc-99m sestamibi, diagnostic, per study dose | A9500 |
126 | As often as other peers in Cardiovascular Disease | |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
773 | More often than most peers in Cardiovascular Disease |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
46 | 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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 — 32 related providers in 4 groups
Other cardiologists in Las Vegas 8
Same specialty, same city.
Trained at University of Kansas School of Med (Kc/Wich/Sal) 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at University of Kansas School of Med (Kc/Wich/Sal) 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 8
Providers in NV who bill this service to Medicare most often.
Common questions
What does Stephen J. Portz specialize in?
Stephen J. Portz is a cardiologist in Las Vegas, NV. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where is Stephen J. Portz located?
Stephen J. Portz is listed at 3131 la Canada St Ste 140, Las Vegas, NV 89169. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Stephen J. Portz's phone number?
The number on file is (702) 933-9400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Stephen J. Portz's NPI number?
Stephen J. Portz's National Provider Identifier is 1811933500. 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 Stephen J. Portz train?
Stephen J. Portz attended University of Kansas School of Med (Kc/Wich/Sal), graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How long has Stephen J. Portz been practicing?
Stephen J. Portz has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What does Stephen J. Portz do most often?
According to Medicare billing data, Stephen J. Portz performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with tracing 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 Stephen J. Portz confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Stephen J. Portz. If this is you, claiming it is free.
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