Doctor profile · Federal record

Dr. William Green, M.D.

Orthopaedic Hand Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · San Francisco, CA

  • NPI 1295858512
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3838 California St, Suite 715
San Francisco, CA 941181522
(415) 668-8010
fax (415) 752-2560

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
February 5, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207XS0106X — NUCC code
State license (1)
California #A95223

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1295858512. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,636
Distinct HCPCS
10
Medicare allowed
$262,145
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 950 286 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 296 241 $150
99213 Established patient office or other outpatient visit, 20-29 minutes 244 213 $107
99204 New patient office or other outpatient visit, 45-59 minutes 182 182 $194
20550 Injection into tendon or ligament 167 125 $61
73110 X-ray of wrist, minimum of 3 views 153 88 $54
20606 Aspiration and/or injection of fluid from medium joint using ultrasound guidance 124 105 $121
99203 New patient office or other outpatient visit, 30-44 minutes 114 114 $132
73130 X-ray of hand, minimum of 3 views 82 59 $49
73140 X-ray of finger, minimum of 2 views 43 29 $50

In context: peer comparison

Among 3 peers in San Francisco Orthopaedic Hand Surgery Physician, average services per provider: 93. This provider delivers 28× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Sonex Health, INC. 1 $17.40

By nature of payment

Food and Beverage
$17

Frequently asked questions

Auto-generated from federal data
What is Dr. William Green's medical specialty?
Dr. William Green practices Orthopaedic Hand Surgery Physician in San Francisco, CA.
Where does Dr. William Green practice?
Dr. William Green practices at 3838 California St, San Francisco, CA 941181522. Office phone: 4156688010.
What is Dr. William Green's NPI?
Dr. William Green's National Provider Identifier (NPI) is 1295858512, issued by NPPES.
Does Dr. William Green accept Medicare assignment?
Yes. Dr. William Green accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Green commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.