MB
25 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Brennan, Vascular Surgeon in Johnson City, NY?
Dr. Mark Brennan, DO is a Vascular Surgeon, who primarily practices in Johnson City, NY with 2 additional practice locations. He has been practicing for over 25 years. Dr. Brennan completed his residency at Osteo Med Ctr Of Tx-Unthsc/Tco, Vascular Surgery; Grandview Hosp-Core, General Surgery; Philadelphia Coll Of Osteo Med, General Surgery; Philadelphia Coll Of Osteo Med, Flexible Or Transitional Year. Dr. Brennan is fluent in English, and is currently seeing new patients. Dr. Brennan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Brennan’s office at (607) 763-8100.
Where did Dr. Brennan go to medical school and complete their residency?
Residency: Osteo Med Ctr Of Tx-Unthsc/Tco, Vascular Surgery; Grandview Hosp-Core, General Surgery; Philadelphia Coll Of Osteo Med, General Surgery; Philadelphia Coll Of Osteo Med, Flexible Or Transitional Year
Medical School: Philadelphia Coll of Osteo Med, Philadelphia Pa
What languages does Dr. Brennan speak?
Dr. Brennan and their clinical team can communicate with patients in the following languages:
English
What conditions does a Vascular Surgeon like Dr. Brennan typically treat?
As a Vascular Surgeon, Dr. Brennan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Brennan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- End-Stage Kidney Disease
- Kidney Failure
- Chronic Kidney Disease (CKD)
- Helping Your Child Adapt to Life with Chronic Kidney Disease
- ESRD
- End-Stage Renal Failure
ICD-10 Codes:
- N186: End stage renal disease
Also known as:
- Arteriovenous Fistula Complication
- AV Fistula Problem
- Dialysis Fistula Issue
- Mechanical AV Fistula Complication
ICD-10 Codes:
- T82590A: Other mechanical complication of surgically created arteriovenous fistula, initial encounter
Also known as:
- Peripheral Artery Disease
- PVD
- PAD
- Poor Circulation in Legs
- Blocked Leg Arteries
ICD-10 Codes:
- I739: Peripheral vascular disease, unspecified
Also known as:
- Groin Hernia (One Side)
- Hernia
- Inguinal Hernia
- Unilateral Inguinal Hernia
- Single Groin Hernia
- Hernia in One Groin
ICD-10 Codes:
- K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
Also known as:
- Right Carotid Artery Disease
- Carotid Artery Disease
- Right Carotid Artery Stenosis
- Narrowed Right Carotid Artery
- Right Carotid Artery Blockage
ICD-10 Codes:
- I6521: Occlusion and stenosis of right carotid artery
What procedures does a Vascular Surgeon like Dr. Brennan typically perform?
As a Vascular Surgeon, Dr. Brennan performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Brennan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Long-Term Central Venous Catheter Insertion
- Tunneled central line placement
- Central venous access device insertion
- Hickman catheter insertion
- Broviac catheter insertion
CPT Codes:
- 36558: Insertion of tunneled centrally inserted central venous catheter, without subcutaneous port or pump; age 5 years or older
Also known as:
- Dialysis Circuit Angioplasty with Balloon
- Dialysis Fistula Angioplasty
- Dialysis Graft Angioplasty
- Peripheral Dialysis Segment Angioplasty
CPT Codes:
- 36902: Introduction of needle(s) and/or catheter(s), dialysis circuit, with diagnostic angiography of the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of contrast, all necessary imaging from the arterial anastomosis and adjacent artery through entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance, radiological supervision and interpretation and image documentation and report; with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging and radiological supervision and interpretation necessary to perform the angioplasty
Also known as:
- Radiofrequency Vein Ablation
- Endovenous Radiofrequency Ablation
- RF Ablation for Varicose Veins
- Vein Closure Procedure
- Varicose Vein Treatment
CPT Codes:
- 36475: Endovenous ablation therapy of incompetent vein, extremity, inclusive of all imaging guidance and monitoring, percutaneous, radiofrequency; first vein treated
Also known as:
- Leg Artery Stent Placement
- Femoral Artery Stenting
- Popliteal Artery Stenting
- Leg Artery Angioplasty
- Endovascular Revascularization
CPT Codes:
- 37226: Revascularization, endovascular, open or percutaneous, femoral, popliteal artery(s), unilateral; with transluminal stent placement(s), includes angioplasty within the same vessel, when performed
Also known as:
- Iliac Artery Stent Placement
- Endovascular iliac artery stenting
- Iliac artery angioplasty with stent
- Pelvic artery revascularization
CPT Codes:
- 37221: Revascularization, endovascular, open or percutaneous, iliac artery, unilateral, initial vessel; with transluminal stent placement(s), includes angioplasty within the same vessel, when performed
Also known as:
- Removal of Tunneled Central Venous Catheter
- Central Line Removal
- Tunneled Catheter Extraction
- Venous Access Device Removal
CPT Codes:
- 36589: Removal of tunneled central venous catheter, without subcutaneous port or pump
Also known as:
- Intravascular Ultrasound (Non-Heart Vessels)
- IVUS (Non-Coronary)
- Vessel Ultrasound
- Internal Artery Ultrasound
CPT Codes:
- 37252: Intravascular ultrasound (noncoronary vessel) during diagnostic evaluation and/or therapeutic intervention, including radiological supervision and interpretation; initial noncoronary vessel (List separately in addition to code for primary procedure)
Also known as:
- Laparoscopic Intraperitoneal Catheter Insertion
- Tunneled Peritoneal Catheter Placement
- Laparoscopic Abdominal Catheter
- Peritoneal Dialysis Catheter Insertion
CPT Codes:
- 49324: Laparoscopy, surgical; with insertion of tunneled intraperitoneal catheter
Does Dr. Brennan accept my insurance?
Dr. Brennan accepts most major insurance plans. Important: Please call our office at (607) 763-8100 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Brennan accept in Johnson City, NY?
Dr. Brennan in Johnson City, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Medicare
Unknown
View All Insurances
Where is Dr. Brennan's office located?
Dr. Mark Brennan's Primary Practice
30 Harrison St Ste 455
Johnson City, NY 13790
(607) 763-8100
What is Dr. Brennan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Brennan's National Provider Identifier (NPI) number is 1174523443.
What common questions do patients ask about Dr. Brennan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Brennan
What is Dr. Mark Brennan's specialty?
Dr. Brennan is a Vascular Surgeon near Johnson City, NY.
What does a Vascular Surgeon do?
A vascular surgeon specializes in the management of surgical disorders related to blood vessels, excluding those of the heart and intracranial vessels.
Is this Dr. Mark Brennan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Brennan is affiliated with Guthrie Lourdes Hospital, Upstate University Hospital, Albany Medical Center, Westchester Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Vascular Surgeon?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Vascular Surgeon. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Mark Brennan accepting new patients in Johnson City, NY?
Yes, Dr. Mark Brennan is accepting new patients at this time.
Does Dr. Mark Brennan offer online booking?
Please contact Dr. Brennan's office at (607) 763-8100 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Mark Brennan?
Please contact Dr. Brennan's office at (607) 763-8100 for information regarding telehealth appointment availability or for scheduling assistance.
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