Brian William Oconnor, MD is a medicare enrolled "Preventive Medicine - Addiction Medicine" physician in Woburn, Massachusetts. He went to Georgetown University School Of Medicine and graduated in 1984 and has 41 years of diverse experience with area of expertise as Addiction Medicine. He is a member of the group practice Middlesex Recovery Professional Corporation, Middlesex Recovery Professional Corporation and his current practice location is
20 Tower Office Park, Woburn, Massachusetts. You can reach out to his office (for appointments etc.) via phone at
(781) 305-3300.
Brian William Oconnor is licensed to practice in Massachusetts (license number 72453) and he also participates in the medicare program. He
accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1912991522.
Physician's Profile
| Full Name | Brian William Oconnor |
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| Gender | Male |
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| Speciality | Addiction Medicine |
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| Experience | 41 Years |
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| Location | 20 Tower Office Park, Woburn, Massachusetts |
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| Accepts Medicare Assignments | Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance. |
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Medical Education and Training:
- Brian William Oconnor attended and graduated from Georgetown University School Of Medicine in 1984
NPI Data:
- NPI Number: 1912991522
- Provider Enumeration Date: 09/09/2005
- Last Update Date: 07/29/2025
Medicare PECOS Information:
- PECOS PAC ID: 7113964933
- Enrollment ID: I20050413000803
Medical Identifiers
Medical identifiers for Brian William Oconnor such as npi, medicare ID, medicare PIN, medicaid, etc.
| Identifier | Type | State | Issuer |
|---|
| 1912991522 | NPI | - | NPPES |
| 3079767 | Medicaid | MA | |
Medical Taxonomies and Licenses
| Taxonomy | Type | License (State) | Status |
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| 2083A0300X | Preventive Medicine - Addiction Medicine | 20743 (New Hampshire) | Secondary |
| 2083A0300X | Preventive Medicine - Addiction Medicine | 72453 (Massachusetts) | Primary |
Group Practice Association
| Group Practice Name | Group PECOS PAC ID | No. of Members |
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| Middlesex Recovery Professional Corporation | 5698933216 | 6 |
| Middlesex Recovery Professional Corporation | 5698933216 | 6 |
Medicare Reassignments
Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Brian William Oconnor allows following entities to bill medicare on his behalf.
| Entity Name | Middlesex Recovery Professional Corporation |
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| Entity Type | Part B Supplier - Clinic/group Practice |
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| Entity Identifiers | NPI Number: 1487971461
PECOS PAC ID: 5698933216
Enrollment ID: O20120228000270 |
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Medicare Part D Prescriber Enrollment
Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Brian William Oconnor is
enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.
Mailing Address and Practice Location
| Mailing Address | Practice Location Address |
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Brian William Oconnor, MD
20 Tower Office Park,
Woburn, MA 01801-2113
Ph: (781) 305-3887 | Brian William Oconnor, MD
20 Tower Office Park,
Woburn, MA 01801-2113
Ph: (781) 305-3300 |
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