Physician Profile
Unclaimed ProfileAbout HARRIS
Thomas Gregory Harris, M.D. practices orthopedic surgery in Pasadena, CA. Thomas is a 2000 graduate of Georgetown University School of Medicine. Thomas is also listed as specializing in orthopaedic surgery and orthopaedic foot & ankle surgery. According to Medicare claims data, Thomas cared for 2,106 Medicare patients across 6,277 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
- (626) 795-8051
- Email not available
Practice Locations
800 S RAYMOND AVE
Pasadena, CA 91105
Procedures Most Often Billed to Medicare
6,277 services · 2,106 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Aspiration and/or injection of fluid from small joint | Procedure | 20600 |
100 |
| Correction of toe joint deformity | Procedure | 28285 |
76 |
| Aspiration and/or injection of fluid from medium joint | Procedure | 20605 |
62 |
| Harvest of graft from small bone | Procedure | 20900 |
32 |
| Incision or partial removal of foot bone (other than big toe) to straighten toe | Procedure | 28308 |
29 |
| Removal of deep implant from bone | Procedure | 20680 |
22 |
| Incision or partial removal of multiple foot bones to straighten toes | Procedure | 28309 |
19 |
| Correction of bunion with 2 areas of realignment | Procedure | 28299 |
18 |
| Injection into tendon or ligament | Procedure | 20550 |
17 |
| Partial removal of toe bone | Procedure | 28124 |
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 orthopedic surgeons at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 28 related providers in 4 groups
Other orthopedic surgeons in Pasadena 4
Same specialty, same city.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2000 at Georgetown University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid from small joint 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Harris?
Dr. Harris is an orthopedic surgeon in Pasadena, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
What is Dr. Harris's address?
Dr. Harris is listed at 800 S RAYMOND AVE, Pasadena, CA 91105. 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. Harris?
The number on file is (626) 795-8051. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Harris's NPI number?
Dr. Harris's National Provider Identifier is 1801815428. 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. Harris train?
Dr. Harris attended Georgetown University School of Medicine, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Harris been practicing?
Dr. Harris has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Harris perform?
According to Medicare billing data, Dr. Harris performs procedures including aspiration and/or injection of fluid from small joint, correction of toe joint deformity and aspiration and/or injection of fluid from medium joint; reads or performs imaging such as x-ray of foot, minimum of 3 views and x-ray of ankle, minimum of 3 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Harris confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Harris. 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.