Doctor profile · Federal record
Dr. John O'Brien, D.O.
Family Medicine Physician (CMS: Family Practice) · East Boston, MA
- NPI 1417480351
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10 Gove St
East Boston, MA 021281920
(617) 569-5800
fax (617) 568-4756 - Mailing address
-
326 Nichols RD
Fitchburg, MA 014201914
Credentials & registration
- NPI registered
- April 2017 — 9 yrs on file
- Profile last updated
- September 17, 2021
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Massachusetts #289475
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417480351. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
49
Distinct HCPCS
2
Medicare allowed
$3,921
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 35 | 31 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 14 | 12 | $104 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 39. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
57
Patients
0
Total drug cost
$767
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 18 | 0 | $373 |
| Lisinopril | Generic | 15 | 0 | $146 |
| Atorvastatin Calcium | Generic | 13 | 0 | $174 |
| Hydrochlorothiazide | Generic | 11 | 0 | $74 |
Hospital affiliations
Frequently asked questions
What is Dr. John O'Brien's medical specialty?
Dr. John O'Brien practices Family Medicine Physician in East Boston, MA.
Where does Dr. John O'Brien practice?
Dr. John O'Brien practices at 10 Gove St, East Boston, MA 021281920. Office phone: 6175695800.
What is Dr. John O'Brien's NPI?
Dr. John O'Brien's National Provider Identifier (NPI) is 1417480351, issued by NPPES.
Does Dr. John O'Brien accept Medicare assignment?
Yes. Dr. John O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.