Doctor profile · Federal record
Dr. Joseph Leahy, D.O.
Emergency Medicine Physician (CMS: Emergency Medicine) · Nashua, NH
- NPI 1770671604
- Accepts Medicare
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8 Prospect St
Nashua, NH 030603925
(603) 577-2500 - Mailing address
-
4 Stonewall Xing
Amherst, NH 030313347
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- New Hampshire #10161
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770671604. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
14
Distinct HCPCS
1
Medicare allowed
$2,338
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 14 | 14 | $167 |
In context: peer comparison
Among 11 peers in Nashua Emergency Medicine Physician, average services per provider: 78. This provider delivers 0.2× the peer median.Open Payments
Industry payments received
All-time total
$42
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Siemens Medical Solutions USA, INC. | 1 | $22.34 | |
| Csl Behring | 1 | $20.00 |
By nature of payment
Frequently asked questions
What is Dr. Joseph Leahy's medical specialty?
Dr. Joseph Leahy practices Emergency Medicine Physician in Nashua, NH.
Where does Dr. Joseph Leahy practice?
Dr. Joseph Leahy practices at 8 Prospect St, Nashua, NH 030603925. Office phone: 6035772500.
What is Dr. Joseph Leahy's NPI?
Dr. Joseph Leahy's National Provider Identifier (NPI) is 1770671604, issued by NPPES.
Does Dr. Joseph Leahy accept Medicare assignment?
Yes. Dr. Joseph Leahy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Leahy commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.