Physician Profile
Gerald Q. Greenfield, M.D.
Unclaimed ProfileAbout Dr. Greenfield
Gerald Q. Greenfield, M.D. practices orthopaedic surgery in San Antonio, TX. Gerald is a 1978 graduate of Johns Hopkins University School of Medicine. Gerald is also listed as specializing in orthopaedic surgery of the spine. According to Medicare claims data, Gerald cared for 641 Medicare patients across 881 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, injection, triamcinolone acetonide, not otherwise specified, 10 mg, and x-ray of hip, 2-3 views.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (210) 614-6432
- Email not available
Practice Locations
9150 HUEBNER RD STE 290
San Antonio, TX 78240
Conditions Commonly Evaluated or Treated
Within Orthopedic 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
Elbow, hand, and wrist
Foot and ankle
Hip
Shoulder
Sports and soft tissue
Trauma and bone
Foot & Ankle
Spine
Procedures & services
Most searched procedures
Evaluation and nonsurgical
Arthroscopy
Foot & Ankle
Foot and ankle
Hand & Wrist
Hand and upper extremity
Injections & Non-Surgical
Injections & pain relief
Joint replacement
- Partial knee replacement
- Reverse shoulder replacement
- Revision joint replacement
- Shoulder replacement
Knee
Shoulder surgery
Trauma & Fractures
Trauma and fixation
Procedures Most Often Billed to Medicare
881 services · 641 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid from medium joint | Procedure | 20605 |
30 | More often than most peers in Orthopaedic Surgery |
| Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement | Procedure | 27236 |
21 | More often than most peers in Orthopaedic Surgery |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
17 | Less often than most peers in Orthopaedic Surgery |
| Treatment of broken neck of thigh bone with bone implant | Procedure | 27245 |
15 | As often as other peers in Orthopaedic Surgery |
| X-ray of hip, 2-3 views | Imaging | 73502 |
99 | More often than most peers in Orthopaedic Surgery |
| X-ray of shoulder, minimum of 2 views | Imaging | 73030 |
70 | As often as other peers in Orthopaedic Surgery |
| X-ray of knee, 1-2 views | Imaging | 73560 |
58 | More often than most peers in Orthopaedic Surgery |
| X-ray of knee, 3 views | Imaging | 73562 |
50 | As often as other peers in Orthopaedic Surgery |
| X-ray of both knees while standing | Imaging | 73565 |
17 | Less often than most peers in Orthopaedic Surgery |
| X-ray of ankle, minimum of 3 views | Imaging | 73610 |
14 | Less often than most peers in Orthopaedic 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 orthopaedic surgeons at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 — 32 related providers in 4 groups
Other orthopaedic surgeons in San Antonio 8
Same specialty, same city.
Trained at Johns Hopkins University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1978 at Johns Hopkins 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 medium joint 8
Providers in TX who bill this service to Medicare most often.
Common questions
What is Gerald Q. Greenfield's specialty?
Gerald Q. Greenfield is an orthopaedic surgeon in San Antonio, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Where can I find Gerald Q. Greenfield?
Gerald Q. Greenfield is listed at 9150 Huebner Rd Ste 290, San Antonio, TX 78240. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gerald Q. Greenfield?
The number on file is (210) 614-6432. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Gerald Q. Greenfield's NPI number?
Gerald Q. Greenfield's National Provider Identifier is 1457393316. 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
What is Gerald Q. Greenfield's education?
Gerald Q. Greenfield attended Johns Hopkins University School of Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Gerald Q. Greenfield been practicing?
Gerald Q. Greenfield has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What is Gerald Q. Greenfield known for?
According to Medicare billing data, Gerald Q. Greenfield performs procedures including aspiration and/or injection of fluid from medium joint, treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement and aspiration and/or injection of fluid from large joint; reads or performs imaging such as x-ray of hip, 2-3 views and x-ray of shoulder, minimum of 2 views, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Gerald Q. Greenfield confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gerald Q. Greenfield. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.