Michael J O'brien, MD - Medicare Sports Medicine in Boston, MA

Michael J O'brien, MD is a medicare enrolled "Internal Medicine - Sports Medicine" physician in Boston, Massachusetts. He went to State University Of New York At Buffalo School Of Medicine and graduated in 1999 and has 25 years of diverse experience with area of expertise as Sports Medicine. He is a member of the group practice Children's Sports Medicine Foundation Inc and his current practice location is 319 Longwood Ave, 6th Floor, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 355-3501.

Michael J O'brien is licensed to practice in Massachusetts (license number 213465) 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 1952335606.

Contact Information

Michael J O'brien, MD
319 Longwood Ave, 6th Floor,
Boston, MA 02115-5728
(617) 355-3501
(617) 355-0176

Map and Direction




Physician's Profile

Full NameMichael J O'brien
GenderMale
SpecialitySports Medicine
Experience25 Years
Location319 Longwood Ave, Boston, Massachusetts
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Michael J O'brien attended and graduated from State University Of New York At Buffalo School Of Medicine in 1999
  NPI Data:
  • NPI Number: 1952335606
  • Provider Enumeration Date: 07/10/2006
  • Last Update Date: 06/06/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 9234185497
  • Enrollment ID: I20050330000961

Medical Identifiers

Medical identifiers for Michael J O'brien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1952335606NPI-NPPES
0193780MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RS0010XInternal Medicine - Sports Medicine 213465 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Boston Children's HospitalBoston, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Children's Sports Medicine Foundation Inc771990119827

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. Michael J O'brien allows following entities to bill medicare on his behalf.
Entity NameChildren's Sports Medicine Foundation Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740216811
PECOS PAC ID: 7719901198
Enrollment ID: O20060125000006

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. Michael J O'brien 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 AddressPractice Location Address
Michael J O'brien, MD
319 Longwood Ave, 6th Floor,
Boston, MA 02115-5728

Ph: (617) 355-3501
Michael J O'brien, MD
319 Longwood Ave, 6th Floor,
Boston, MA 02115-5728

Ph: (617) 355-3501

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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