Physician Profile
Serge S. Kobsa, M.D., PhD
Unclaimed ProfileAbout Dr. Kobsa
Based in Los Angeles, CA, Serge S. Kobsa, M.D., PhD is listed in the NPI registry under thoracic surgery (cardiothoracic). Serge graduated from Yale University School of Medicine in 2013. Serge is also listed as specializing in student in an organized health care education program. Medicare claims data shows Serge provided 105 services to 73 patients. The services billed most often include critical care, first 30-74 minutes, replacement of aortic valve through the skin and femoral artery, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more.
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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (323) 442-5849
- Email not available
Practice Locations
1520 SAN PABLO ST STE 4300
Los Angeles, CA 90033
Conditions Commonly Evaluated or Treated
Within Thoracic Surgery 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
Airway
Chest tumors
Chest wall
Diaphragm
Esophagus
Esophagus and stomach
- Acid reflux
- Barrett's esophagus
- Esophageal cancer
- Esophageal pouch
- Esophagus tear
- Hiatal hernia
- Swallowing difficulties
Heart lining
Infection
Lung
Lung cancer
Lung conditions
Nerves
Nerves and blood vessels
Neuromuscular
Pleural disease
Sweating disorders
Trauma
Vascular
Procedures & services
Airway
Airway surgery
Chest tumors
Chest wall
Chest wall surgery
- Broken rib plating surgery
- Chest wall reconstruction
- Sunken chest repair
- Thoracic Outlet Decompression
Diagnostic tests
Diagnostics
Diaphragm
Diaphragm surgery
Emphysema
Esophagus
Esophagus surgery
- Acid reflux surgery
- Esophageal dilation
- Esophageal stent placement
- Esophagus removal surgery
- Hiatal hernia surgery
- Peroral endoscopic myotomy
Fluid drainage
Heart lining
Lung surgery
- Collapsed lung surgery
- Lung cancer surgery
- Lung lining scraping and cleaning
- Lung nodule removal
- Lung valve placement for emphysema
- Minimally invasive lung surgery
Nerves
Pleural disease
Robotic surgery
Surgical approach
Sweat surgery
Transplant
Trauma
Procedures Most Often Billed to Medicare
105 services · 73 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Replacement of aortic valve through the skin and femoral artery | Procedure | 33361 |
26 |
| Interpretation and report of ultrasound of heart | Treatment | 93314 |
12 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
43 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
11 |
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.
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 thoracic surgery specialists in Los Angeles 8
Same specialty, same city.
Trained at Yale University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 2013 at Yale University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Replacement of aortic valve through the skin and femoral artery 7
Providers in CA who bill this service to Medicare most often.
Common questions
What does Serge S. Kobsa, M.D. specialize in?
Serge S. Kobsa, M.D. is a thoracic surgery (cardiothoracic) in Los Angeles, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Serge S. Kobsa, M.D. located?
Serge S. Kobsa, M.D. is listed at 1520 San Pablo St Ste 4300, Los Angeles, CA 90033. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Serge S. Kobsa, M.D.'s phone number?
The number on file is (323) 442-5849. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Serge S. Kobsa, M.D.?
Serge S. Kobsa, M.D.'s National Provider Identifier is 1255674511. 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 Serge S. Kobsa, M.D. train?
Serge S. Kobsa, M.D. attended Yale University School of Medicine, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Serge S. Kobsa, M.D. have?
Serge S. Kobsa, M.D. has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Serge S. Kobsa, M.D. do most often?
According to Medicare billing data, Serge S. Kobsa, M.D. performs procedures including replacement of aortic valve through the skin and femoral artery; provides treatments such as interpretation and report of ultrasound of heart, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Serge S. Kobsa, M.D.'s profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Serge S. Kobsa, M.D.. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.