Physician Profile
Unclaimed ProfileAbout 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.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (713) 441-5200
- Email not available
Practice Locations
6550 FANNIN ST. SUITE TOWER 1401
Houston, TX 77030
Procedures Most Often Billed to Medicare
616 services · 434 patients · 20 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of skin and tissue, 20.0 sq cm or less | Procedure | 11042 |
134 |
| Balloon dilation of artery of leg, initial vessel | Procedure | 37228 |
13 |
| Review by radiologist of arm or leg artery image | Imaging | 75710 |
23 |
| Review by radiologist of abdominal aorta image | Imaging | 75625 |
16 |
| Ultrasound study of arm or leg veins with compression and maneuvers | Treatment | 93970 |
32 |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
30 |
| Ultrasound of hemodialysis access | Treatment | 93990 |
17 |
| Ultrasound study of one arm or leg veins with compression and maneuvers | Treatment | 93971 |
17 |
| Ultrasound of one leg arteries or artery grafts | Treatment | 93926 |
16 |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
15 |
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 — 24 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 8
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. This is the primary taxonomy recorded against the NPI in the federal registry, listed there 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. Guide.md cannot book appointments or pass on messages — please call the office directly.
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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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.