Doctor profile · Federal record
Dr. Joseph Leary, D.O
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Student in an Organized Health Care Education/Training Program · Cambridge, MA
- NPI 1215356902
- Accepts Medicare
- 12 yrs in practice
- Licensed in 4 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1493 Cambridge St
Cambridge, MA 021391047
(617) 665-2113 - Additional location
-
5675 Winthrop Dr
Erie, PA 165061142
(574) 210-3775 - Additional location
-
750 Hospital Loop
Craig, CO 81625
(970) 826-3100 - Mailing address
-
10 Glassworks Ave Apt 106
Cambridge, MA 021414103
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- November 6, 2025
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (4)
- Michigan #5101028918 · Indiana #02005111A · Colorado #DR.0061190 · Massachusetts #FL7837896
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1215356902. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
192
Distinct HCPCS
3
Medicare allowed
$27,682
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 90 | 85 | $126 | |
99285 |
Emergency department visit with high level of medical decision making | 80 | 77 | $183 | |
99283 |
Emergency department visit with low level of medical decision making | 22 | 19 | $75 |
In context: peer comparison
Among 18 peers in Cambridge Emergency Medicine Physician, average services per provider: 67. This provider delivers 2.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
47
Patients
47
Total drug cost
$377
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ibuprofen | Generic | 21 | 21 | $100 |
| Prednisone | Generic | 15 | 15 | $226 |
| Naproxen | Generic | 11 | 11 | $51 |
Hospital affiliations
Frequently asked questions
What is Dr. Joseph Leary's medical specialty?
Dr. Joseph Leary practices Emergency Medicine Physician in Cambridge, MA.
Where does Dr. Joseph Leary practice?
Dr. Joseph Leary practices at 1493 Cambridge St, Cambridge, MA 021391047. Office phone: 6176652113.
What is Dr. Joseph Leary's NPI?
Dr. Joseph Leary's National Provider Identifier (NPI) is 1215356902, issued by NPPES.
Does Dr. Joseph Leary accept Medicare assignment?
Yes. Dr. Joseph Leary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Leary commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.