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Edit this profileAt a glance
- 22 S Greene St, Baltimore, MD 21201
About Dr. Pierson
Richard N. Pierson, M.D. practices thoracic surgery (cardiothoracic) in Baltimore, MD. Richard is a 1983 graduate of Columbia University College of Physicians and Surgeons. Richard is also listed as specializing in surgery. According to Medicare claims data, Richard cared for 116 Medicare patients across 335 services. The services billed most often include critical care, first 30-74 minutes. The provider's National Provider Identifier (NPI) is 1235152398.
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
- (410) 328-6897
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
22 S GREENE ST
Baltimore, MD 21201
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
335 services · 116 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
335 | More 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.
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 8
Same specialty, same city.
Trained at Columbia University College of Physicians and Surgeons 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1983 at Columbia University College of Physicians and Surgeons 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Richard N. Pierson's specialty?
Richard N. Pierson 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 Richard N. Pierson?
Richard N. Pierson is listed at 22 S Greene St, Baltimore, MD 21201. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Richard N. Pierson?
The number on file is (410) 328-6897. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Richard N. Pierson's NPI number?
Richard N. Pierson's National Provider Identifier is 1235152398. 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 Richard N. Pierson's education?
Richard N. Pierson attended Columbia University College of Physicians and Surgeons, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Richard N. Pierson been practicing?
Richard N. Pierson has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What is Richard N. Pierson known for?
According to Medicare billing data, Richard N. Pierson the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Richard N. Pierson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Richard N. Pierson. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.