Physician Profile
Unclaimed ProfileAbout LEE
James S. Lee, MD practices cardiovascular disease (cardiology) in Porter Ranch, CA. James is a 2002 graduate of Loma Linda University School of Medicine. James is also listed as specializing in cardiovascular disease and interventional cardiology. According to Medicare claims data, James cared for 3,539 Medicare patients across 5,100 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Lee's specialty?
Dr. Lee is a cardiovascular disease (cardiology) in Porter Ranch, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where can I find Dr. Lee?
Dr. Lee is listed at 19950 RINALDI ST SUITE 300, Porter Ranch, CA 91326. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Lee?
The number on file is (818) 271-2400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Lee's NPI number?
Dr. Lee's National Provider Identifier is 1205008950. 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
What is Dr. Lee's medical education?
Dr. Lee attended Loma Linda University School of Medicine, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Lee been practicing?
Dr. Lee has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Lee known for?
According to Medicare billing data, Dr. Lee performs imaging including ultrasonic guidance for blood vessel access and 3d radiographic procedure; provides treatments such as ultrasound of heart with color-depicted blood flow, rate, direction and valve function and heart muscle strain imaging, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Lee confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lee. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (818) 271-2400
- Email not available
Practice Locations
19950 RINALDI ST SUITE 300
Porter Ranch, CA 91326
Procedures Most Often Billed to Medicare
5,100 services · 3,539 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Ultrasonic guidance for blood vessel access | Imaging | 76937 |
60 |
| 3d radiographic procedure | Imaging | 76376 |
53 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
356 |
| Heart muscle strain imaging | Treatment | 93356 |
274 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
195 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
184 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
146 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
93 |
| Heart rhythm review and interpretation of continous external ekg over 8-15 days | Treatment | 93248 |
72 |
| Heart rhythm recording of continous external ekg over 8-15 days | Treatment | 93246 |
62 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Trained at Loma Linda University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2002 at Loma Linda University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Ultrasonic guidance for blood vessel access 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.