Doctor profile · Federal record
Dr. William Maloney
Adult Reconstructive Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Stanford, CA
- NPI 1255487500
- Accepts Medicare
- MIPS 75.5 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000 - Additional location
-
900 Blake Wilbur Dr, First Floor Mc 5311
Palo Alto, CA 943042201
(650) 723-1690
fax (650) 725-8057
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- April 28, 2024
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207XS0114X — NUCC code
- State license (1)
- California #G52619
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255487500. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
304
Distinct HCPCS
8
Medicare allowed
$88,177
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 94 | 83 | $40 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 83 | 77 | $75 | |
27447 |
Replacement of knee joint, both sides of knee | 33 | 30 | $1,467 | |
0055T |
Musculoskeletal surgical navigational orthopedic operation using imaging guidance | 31 | 29 | $237 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 23 | 23 | $93 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 16 | 16 | $151 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 13 | 13 | $111 | |
27130 |
Replacement of thigh bone and hip joint with prosthesis | 11 | 11 | $1,498 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 60. This provider delivers 5.1× the peer median.Open Payments
Industry payments received
All-time total
$1,500,627
Transactions
66
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 65 | $1,500,481.98 | |
| DJO, LLC | 1 | $144.52 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. William Maloney's medical specialty?
Dr. William Maloney practices Adult Reconstructive Orthopaedic Surgery Physician in Stanford, CA.
Where does Dr. William Maloney practice?
Dr. William Maloney practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. William Maloney's NPI?
Dr. William Maloney's National Provider Identifier (NPI) is 1255487500, issued by NPPES.
Does Dr. William Maloney accept Medicare assignment?
Yes. Dr. William Maloney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Maloney commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213); Replacement of knee joint, both sides of knee (HCPCS 27447). Source: CMS Medicare Physician & Other Practitioners file.