Dr. William Green, M.D.
What this data tells you about Dr. Green
Dr. William Green is an orthopedic surgery specialist in San Francisco, CA, with 18 years of NPI registration. Based on federal Medicare data, Dr. Green performed 2,636 Medicare services across 1,701 unique beneficiaries.
Between the years covered by Open Payments, Dr. Green received a total of $333 from 6 pharmaceutical and/or device companies across 10 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in orthopedic surgery. Most payments are for meals and travel — low-value interactions common across virtually all practicing physicians. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Green is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Steroid injection (triamcinolone) A 10 mg injection of triamcinolone acetonide, a corticosteroid medication. This code specifies the drug and dosage administered. |
950 | $1 | $6 |
| Office visit, established patient (30-39 min) A follow-up office visit for an existing patient lasting between 30 and 39 minutes. The visit involves medical evaluation and management of the patient's condition. |
296 | $113 | $312 |
| Office visit, established patient (20-29 min) An office visit for an existing patient lasting between 20 and 29 minutes. The visit involves medical evaluation and management of the patient's condition. |
244 | $77 | $213 |
| New patient office visit (45-59 min) An initial office visit for a new patient lasting between 45 and 59 minutes. This code covers the total time spent by the physician or qualified healthcare professional on the date of the encounter. |
182 | $139 | $471 |
| Tendon or ligament injection A procedure involving the injection of medication into a tendon or ligament. |
167 | $41 | $187 |
| Wrist X-ray, minimum 3 views An imaging test using X-rays to capture at least three different angles of the wrist bones and joints. |
153 | $42 | $139 |
| Ultrasound-guided joint aspiration or injection Removal of fluid from or injection into a medium-sized joint using ultrasound guidance to ensure accurate placement. |
124 | $87 | $294 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
114 | $95 | $313 |
| X-ray of hand, minimum of 3 views An X-ray imaging test of the hand that captures at least three different angles to visualize the bones and joints. |
82 | $36 | $128 |
| X-ray of finger, minimum of 2 views An X-ray imaging test of a finger using at least two different angles to visualize the bones and surrounding structures. |
43 | $36 | $131 |
| Incision of finger tendon sheath A surgical procedure to cut open the protective covering of a finger tendon. |
35 | $208 | $2,177 |
| Open treatment of distal radius fracture with internal fixation Surgical repair of a broken wrist bone involving three or more fragments on the thumb side, stabilized with an internal device. |
34 | $989 | $3,278 |
| Ultrasound-guided small joint aspiration or injection This procedure involves removing fluid from or injecting medication into a small joint while using ultrasound imaging to guide the needle placement. |
33 | $66 | $267 |
| Endoscopic release of wrist ligament A minimally invasive procedure using a small camera to cut and release ligaments in the wrist. |
32 | $471 | $1,817 |
| MRI of arm joint, without contrast An MRI scan uses magnetic fields and radio waves to create detailed images of the arm joint. This specific procedure is performed without the use of a contrast dye. |
31 | $150 | $1,811 |
| Limited ultrasound of joint or extremity A focused ultrasound exam of a specific joint or other structure in the arm or leg, excluding blood vessels. |
22 | $32 | $215 |
| Hand and lower forearm cast application Application of a cast to immobilize the hand and lower forearm. This procedure is used to stabilize injuries or fractures in these areas. |
17 | $87 | $350 |
| Aspiration or injection of tendon cyst This procedure involves draining fluid from a cyst on a tendon or injecting medication into it. |
15 | $45 | $217 |
| Palm tissue release A procedure to release tissue in the palm of the hand. |
13 | $310 | $1,130 |
| New patient office visit, complex (60-74 min) | 13 | $190 | $587 |
| Joint injection, major joint Removal of fluid from a large joint and/or injection of medication into the joint space. |
12 | $68 | $273 |
| Hand nerve release or relocation A surgical procedure to release or reposition a nerve in the hand. |
12 | $402 | $1,551 |
| Ultrasound guidance for needle placement Use of ultrasound imaging to guide the precise placement of a needle during a medical procedure. |
12 | $48 | $422 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
Most payments (71%) are for meals and travel — low-value interactions that are common across virtually all practicing physicians.
Geographic Context
1.2 mi
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Green is a clinical cardiology specialist, with above-average Medicare volume (top 23% in CA), with low-engagement industry engagement, with 18 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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