Doctor profile · Federal record
Dr. Daniel O'Leary
Physician Assistant · Surgical Physician Assistant · Leominster, MA
- NPI 1255778551
- Accepts Medicare
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Hospital RD Ste 3C
Leominster, MA 014532253
(978) 534-6333 - Mailing address
-
100 Hospital RD Ste 100
Leominster, MA 014532253
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- September 7, 2022
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- Medicaid
- MA #110125432A
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255778551. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
631
Distinct HCPCS
8
Medicare allowed
$35,575
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 274 | 53 | $1 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 133 | 101 | $79 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 59 | 59 | $96 | |
20610 |
Aspiration and/or injection of fluid from large joint | 55 | 50 | $64 | |
27447 |
Replacement of knee joint, both sides of knee | 35 | 35 | $177 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 31 | 31 | $111 | |
27130 |
Replacement of thigh bone and hip joint with prosthesis | 27 | 25 | $177 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 17 | 17 | $71 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 95. This provider delivers 6.6× the peer median.Open Payments
Industry payments received
All-time total
$73
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| DePuy Synthes Sales Inc. | 1 | $33.30 | |
| Endo Pharmaceuticals Inc. | 1 | $22.22 | |
| Stryker Corporation | 1 | $17.17 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
303
Patients
255
Total drug cost
$3,174
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 135 | 122 | $724 |
| Ibuprofen | Generic | 110 | 97 | $1,053 |
| Diclofenac Sodium Er (Diclofenac Sodium) | Brand | 33 | 23 | $1,055 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 14 | 13 | $74 |
| Diclofenac Sodium | Generic | 11 | 0 | $268 |
Hospital affiliations
Frequently asked questions
What is Dr. Daniel O'Leary's medical specialty?
Dr. Daniel O'Leary practices Physician Assistant in Leominster, MA.
Where does Dr. Daniel O'Leary practice?
Dr. Daniel O'Leary practices at 100 Hospital RD Ste 3C, Leominster, MA 014532253. Office phone: 9785346333.
What is Dr. Daniel O'Leary's NPI?
Dr. Daniel O'Leary's National Provider Identifier (NPI) is 1255778551, issued by NPPES.
Does Dr. Daniel O'Leary accept Medicare assignment?
Yes. Dr. Daniel O'Leary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel O'Leary 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 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.