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Edit this profileAt a glance
- 6550 Fannin St., Suite Tower 1401, Houston, TX 77030
About Dr. Roy
Based in Houston, TX, Trisha Roy, MD is listed in the NPI registry under vascular surgery. Trisha graduated from University of Toronto, Faculty of Medicine in 2012. Trisha is also listed as specializing in cardiovascular disease. According to Medicare claims data, Trisha cared for 434 Medicare patients across 616 services. The services billed most often include removal of skin and tissue, 20.0 sq cm or less, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. NPI 1255942918 identifies this record in the national registry.
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
- (713) 441-5200
- Email not available
Practice Locations
6550 FANNIN ST. SUITE TOWER 1401
Houston, TX 77030
Conditions Commonly Evaluated or Treated
Within Vascular 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
Most searched conditions
Aneurysms
Aortic disease
Artery conditions
Artery disease
- Cold Sensitive Fingers and Toes
- Fibromuscular Dysplasia
- Mesenteric ischemia
- Narrow kidney artery
- Subclavian Steal Syndrome
Artery inflammation
Blood clots
Congenital vascular disorders
Dialysis
Digestive & abdominal
Emergencies
Foot & toe conditions
Leg & foot pain
Nerve & vessel compression
Skin & vein conditions
Vascular malformations
Vascular tumors
Vein conditions
Vein disease
Wounds & sores
Wounds & ulcers
Procedures & services
Most searched procedures
- Bypass surgery
- Carotid endarterectomy
- Sclerotherapy
- Spider vein removal
- Varicose vein treatment
- Vein ablation
Amputation surgery
Aneurysm repair
- Complex Branched Aortic Aneurysm Repair
- Minimally Invasive Aneurysm Repair
- Open Aortic Aneurysm Surgery
- Popliteal Aneurysm Repair
- Pseudoaneurysm Injection Repair
- Thoracic Endovascular Aortic Repair
- Visceral Aneurysm Coiling
Artery procedures
- Atherectomy
- Balloon Angioplasty for Legs
- Carotid Artery Stent
- Leg Artery Stent
- Limb Salvage Surgery
- Mesenteric Artery Stenting
- Renal artery stenting
- Transcarotid Artery Revascularization
Artery surgery
Blood clot treatments
Blood clots
- Blood Clot Removal Surgery
- Catheter Clot Dissolving Treatment
- IVC Filter Placement
- IVC Filter Removal
Diagnostic procedures
Diagnostic tests
Dialysis access
Emergency surgery
Imaging & diagnostics
- Carotid Ultrasound
- Leg Circulation Test (ABI and Arterial Doppler)
- Leg Vein Ultrasound
- Peripheral Angiogram
Nerve & vessel compression
Nerve surgery
Vascular access
- Chemo port placement
- Chemo port removal
- Dialysis Catheter Removal
- Tunneled Dialysis Catheter Placement
Vascular malformation treatments
Vein procedures
Vein treatments
Wound care
Procedures Most Often Billed to Medicare
616 services · 434 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of skin and tissue, 20.0 sq cm or less | Procedure | 11042 |
134 | Too few peers to compare |
| Balloon dilation of artery of leg, initial vessel | Procedure | 37228 |
13 | Too few peers to compare |
| Review by radiologist of arm or leg artery image | Imaging | 75710 |
23 | As often as other peers in Vascular Surgery |
| Review by radiologist of abdominal aorta image | Imaging | 75625 |
16 | Less often than most peers in Vascular Surgery |
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
32 | As often as other peers in Vascular Surgery |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
30 | As often as other peers in Vascular Surgery |
| Ultrasound of hemodialysis access | Treatment | 93990 |
17 | Too few peers to compare |
| Ultrasound study of one arm or leg veins with compression and maneuvers | Treatment | 93971 |
17 | Less often than most peers in Vascular Surgery |
| Ultrasound of one leg arteries or artery grafts | Treatment | 93926 |
16 | Less often than most peers in Vascular Surgery |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
15 | Less often than most peers in Vascular Surgery |
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 vascular surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 22 related providers in 4 groups
Other vascular surgeons in Houston 8
Same specialty, same city.
Trained at University of Toronto, Faculty of Medicine 1
Other providers in the same specialty who trained at the same institution.
Class of 2012 at University of Toronto, Faculty of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Removal of skin and tissue, 20.0 sq cm or less 6
Providers in TX who bill this service to Medicare most often.
Common questions
What does Dr. Roy specialize in?
Dr. Roy is a vascular surgeon in Houston, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular Surgery”.
NPI registry
Where is Dr. Roy located?
Dr. Roy is listed at 6550 Fannin St. Suite Tower 1401, Houston, TX 77030. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Roy's phone number?
The number on file is (713) 441-5200. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Roy's NPI number?
Dr. Roy's National Provider Identifier is 1255942918. 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. Roy go to medical school?
Dr. Roy attended University of Toronto, Faculty of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Roy been practicing?
Dr. Roy has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Roy do most often?
According to Medicare billing data, Dr. Roy performs procedures including removal of skin and tissue, 20.0 sq cm or less and balloon dilation of artery of leg, initial vessel; reads or performs imaging such as review by radiologist of arm or leg artery image and review by radiologist of abdominal aorta image; provides treatments such as ultrasound study of arm or leg veins with compression and maneuvers and ultrasound study of arm and leg arteries, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Roy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Roy. If this is you, claiming it is free.
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