Physician Profile
Baron D. Harper, M.D.
Unclaimed ProfileAbout Dr. Harper
Baron D. Harper, M.D. practices thoracic surgery (cardiothoracic) in Marysville, CA. Baron is a 1989 graduate of Washington University School of Medicine. According to Medicare claims data, Baron cared for 281 Medicare patients across 380 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 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
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
- (530) 743-5125
- Email not available
Practice Locations
401 I ST SUITE A
Marysville, CA 95901
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
- Floppy Windpipe
- Hole Between Windpipe and Food Pipe
- Narrowed windpipe
- Windpipe Cancer
Chest tumors
- Mass between the lungs
- Thymus tumor
Chest wall
- Broken ribs
- Chest wall tumor
- Pigeon chest
- Slipping Rib Syndrome
- Sunken chest
Diaphragm
- Diaphragmatic hernia
- Paralyzed diaphragm
Esophagus
- Esophagus Spasms
Esophagus and stomach
- Acid reflux
- Barrett's esophagus
- Esophageal cancer
- Esophageal pouch
- Esophagus tear
- Hiatal hernia
- Swallowing difficulties
Heart lining
- Pericardial effusion
Infection
- Deep Chest Infection
Lung
- Bronchiectasis
- Congenital Lung Malformation
- Lung Bullae
- Persistent Air Leak
- Pulmonary fibrosis
Lung cancer
- Cancer Spread to the Lung
- Lung cancer
- Mesothelioma
Lung conditions
- Collapsed lung
- COPD
- Coughing up blood
- Fluid around the lungs
- Lung abscess
- Suspicious Lung Spot
Nerves
- Severe Facial Blushing
Nerves and blood vessels
- Thoracic outlet syndrome
Neuromuscular
- Myasthenia gravis
Pleural disease
- Asbestos lung damage
- Lymph Fluid Leak in Chest
Sweating disorders
- Excessive sweating
- Excessive underarm sweating
Trauma
- Broken Breastbone
Vascular
- Blocked Chest Vein
Procedures & services
Airway
- Surgical Tracheostomy
Airway surgery
- Airway surgery
- Windpipe stent placement
Chest tumors
- Chest tumor removal
- Thymus removal surgery
Chest wall
- Pigeon Chest Repair
- Slipping Rib Surgery
Chest wall surgery
- Broken rib plating surgery
- Chest wall reconstruction
- Sunken chest repair
- Thoracic Outlet Decompression
Diagnostic tests
- Bronchoscopy
- Needle biopsy of lung
Diagnostics
- EBUS lung biopsy
- Robotic Navigational Bronchoscopy
- Surgical Lung Biopsy
Diaphragm
- Diaphragm Pacemaker Implantation
Diaphragm surgery
- Diaphragm repair surgery
Emphysema
- Lung Volume Reduction Surgery
Esophagus
- Achalasia Surgery
- Esophageal Pouch Surgery
Esophagus surgery
- Acid reflux surgery
- Esophageal dilation
- Esophageal stent placement
- Esophagus removal surgery
- Hiatal hernia surgery
- Peroral endoscopic myotomy
Fluid drainage
- Chest tube insertion
- Draining lung fluid
- Permanent chest drain insertion
- Pleural sealing procedure
Heart lining
- Heart Fluid Drainage (Pericardiocentesis)
- Pericardial Window Surgery
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
- Surgery for Facial Blushing
Pleural disease
- Chest Lymph Duct Ligation
Robotic surgery
- Robotic chest surgery
Surgical approach
- Open Chest Surgery
Sweat surgery
- Surgery for sweaty hands
Transplant
- Lung Transplant
Trauma
- Broken Breastbone Surgery
Procedures Most Often Billed to Medicare
380 services · 281 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Coronary artery bypass using artery graft, 1 graft | Procedure | 33533 |
25 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Harvest of vein using an endoscope | Procedure | 33508 |
22 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| Coronary artery bypass using vein or artery graft, 2 grafts | Procedure | 33518 |
15 | As often as other peers in Thoracic Surgery (Cardiothoracic) |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
140 | 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 |
63 | More than most peers in Thoracic Surgery (Cardiothoracic) |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
42 | More often than most peers in Thoracic Surgery (Cardiothoracic) |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
23 | As often as other 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 |
21 | As often as other 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 |
18 | |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
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.
Trained at Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Coronary artery bypass using artery graft, 1 graft 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Baron D. Harper?
Baron D. Harper is a thoracic surgery (cardiothoracic) in Marysville, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Baron D. Harper's address?
Baron D. Harper is listed at 401 I St Suite A, Marysville, CA 95901. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Baron D. Harper?
The number on file is (530) 743-5125. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Baron D. Harper's NPI number?
Baron D. Harper's National Provider Identifier is 1588695902. 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 Baron D. Harper train?
Baron D. Harper attended Washington University School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Baron D. Harper been practicing?
Baron D. Harper has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does Baron D. Harper perform?
According to Medicare billing data, Baron D. Harper performs procedures including coronary artery bypass using artery graft, 1 graft, harvest of vein using an endoscope and coronary artery bypass using vein or artery graft, 2 grafts, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Baron D. Harper confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Baron D. Harper. 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.