Physician Profile
Unclaimed ProfileAbout SULLIVAN
Based in Hagerstown, MD, Mark F Sullivan, MD is listed in the NPI registry under thoracic surgery. Mark graduated from Georgetown University School of Medicine in 1983. Mark is also listed as specialising in thoracic surgery (cardiothoracic).
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 kind of doctor is Dr. Sullivan?
Dr. Sullivan is a thoracic surgeon in Hagerstown, MD. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “THORACIC SURGERY”.
NPI registry
What is Dr. Sullivan's address?
Dr. Sullivan is listed at 11236 ROBINWOOD DR # 7, Hagerstown, MD 21742. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Sullivan?
The number on file is (301) 665-4760. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Sullivan?
Dr. Sullivan's National Provider Identifier is 1497722615. 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 Dr. Sullivan train?
Dr. Sullivan attended Georgetown University School of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Sullivan have?
Dr. Sullivan has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Sullivan perform?
According to Medicare billing data, Dr. Sullivan performs procedures including insertion of pacemaker and upper and lower heart chamber electrode and exam of chest with biopsy of lymph node using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Sullivan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sullivan. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (301) 665-4760
- Email not available
Practice Locations
11236 ROBINWOOD DR # 7
Hagerstown, MD 21742
Procedures Most Often Billed to Medicare
476 services · 339 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of pacemaker and upper and lower heart chamber electrode | Procedure | 33208 |
25 |
| Exam of chest with biopsy of lymph node using an endoscope | Procedure | 39402 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
160 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
103 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
65 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
57 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
41 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
14 |
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 Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Georgetown 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 Insertion of pacemaker and upper and lower heart chamber electrode 8
Providers in MD 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.