Doctor profile · Federal record
Dr. William Mulroy, M.D.
Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Chelsea, MA
- NPI 1518920636
- Accepts Medicare
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
111 Everett Ave, Suite 1A
Chelsea, MA 02150
(781) 235-3992
fax (781) 235-3996 - Mailing address
-
Po Box 550226
North Waltham, MA 024550226
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- February 7, 2017
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207X00000X — NUCC code
- State license (1)
- Massachusetts #58905
- Medicaid
- MA #3107965
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518920636. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
17
Distinct HCPCS
1
Medicare allowed
$860
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 17 | 12 | $51 |
In context: peer comparison
Among 1 peers in Chelsea Orthopaedic Surgery Physician, average services per provider: 17. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. William Mulroy's medical specialty?
Dr. William Mulroy practices Orthopaedic Surgery Physician in Chelsea, MA.
Where does Dr. William Mulroy practice?
Dr. William Mulroy practices at 111 Everett Ave, Chelsea, MA 02150. Office phone: 7812353992.
What is Dr. William Mulroy's NPI?
Dr. William Mulroy's National Provider Identifier (NPI) is 1518920636, issued by NPPES.
Does Dr. William Mulroy accept Medicare assignment?
Yes. Dr. William Mulroy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Mulroy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.