Physician Profile
Nicholas J. Karis, M.D.
Unclaimed ProfileAbout Dr. Karis
Nicholas J. Karis, M.D. practices thoracic surgery (cardiothoracic) in Baltimore, MD. According to Medicare claims data, Nicholas cared for 185 Medicare patients across 204 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, and removal of lymph nodes of chest cavity using an endoscope.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (410) 601-6491
- Email not available
Practice Locations
2435 W BELVEDERE AVE STE 42
Baltimore, MD 21215
1415 Portland Ave Suite 240
Rochester, NY 14621
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
204 services · 185 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of lymph nodes of chest cavity using an endoscope | Procedure | 32674 |
27 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Exam of lung with removal of lung lobe using an endoscope | Procedure | 32663 |
20 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Removal of chest cavity lining and lung lining using an endoscope | Procedure | 32652 |
11 | Less often than most peers in Thoracic Surgery (Cardiothoracic) |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
65 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
42 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
23 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| 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 |
16 | Less often than most peers in Thoracic Surgery (Cardiothoracic) |
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 thoracic surgery specialists 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 thoracic surgery specialists in Baltimore 7
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of lymph nodes of chest cavity using an endoscope 7
Providers in MD who bill this service to Medicare most often.
Common questions
What is Nicholas J. Karis's specialty?
Nicholas J. Karis is a thoracic surgery (cardiothoracic) in Baltimore, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Nicholas J. Karis?
Nicholas J. Karis is listed at 2435 W Belvedere Ave Ste 42, Baltimore, MD 21215. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Nicholas J. Karis?
The number on file is (410) 601-6491. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Nicholas J. Karis's NPI number?
Nicholas J. Karis's National Provider Identifier is 1518140946. 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 Nicholas J. Karis's education?
Nicholas J. Karis attended Other, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Nicholas J. Karis been practicing?
Nicholas J. Karis has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What is Nicholas J. Karis known for?
According to Medicare billing data, Nicholas J. Karis performs procedures including removal of lymph nodes of chest cavity using an endoscope, exam of lung with removal of lung lobe using an endoscope and removal of chest cavity lining and lung lining using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Nicholas J. Karis confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Nicholas J. Karis. 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.