Dr John Joseph Mcgrath Iii, MD - Medicare Radiation Oncology in Concord, MA

Dr John Joseph Mcgrath Iii, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in Concord, Massachusetts. He went to University Of Vermont College Of Medicine and graduated in 1993 and has 31 years of diverse experience with area of expertise as Radiation Oncology. He is a member of the group practice Massachusetts General Physicians Organization Inc and his current practice location is Old Road To Nine Acre Corner, Emerson Hospital Radiation Medicine, Concord, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (978) 287-3290.

Dr John Joseph Mcgrath Iii is licensed to practice in Massachusetts (license number 157106) 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 1215913157.

Contact Information

Dr John Joseph Mcgrath Iii, MD
Old Road To Nine Acre Corner, Emerson Hospital Radiation Medicine,
Concord, MA 01742
(978) 287-3290
(978) 287-3295

Map and Direction




Physician's Profile

Full NameDr John Joseph Mcgrath Iii
GenderMale
SpecialityRadiation Oncology
Experience31 Years
LocationOld Road To Nine Acre Corner, Concord, 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:
  • Dr John Joseph Mcgrath Iii attended and graduated from University Of Vermont College Of Medicine in 1993
  NPI Data:
  • NPI Number: 1215913157
  • Provider Enumeration Date: 12/22/2005
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 4486624574
  • Enrollment ID: I20040727001157

Medical Identifiers

Medical identifiers for Dr John Joseph Mcgrath Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215913157NPI-NPPES
3179508MedicaidMA
791236OtherMATUFTS HEALTH PLAN
J18882OtherMABCBS MA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085R0001XRadiology - Radiation Oncology 157106 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Massachusetts General HospitalBoston, MAHospital
Emerson Hospital -W concord, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Massachusetts General Physicians Organization Inc24663658203085

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. Dr John Joseph Mcgrath Iii allows following entities to bill medicare on his behalf.
Entity NameMassachusetts General Physicians Organization Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801874573
PECOS PAC ID: 2466365820
Enrollment ID: O20031111000434
Entity NameCd Practice Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1295787919
PECOS PAC ID: 2567359839
Enrollment ID: O20040302000290
Entity NameThe General Hospital Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023049236
PECOS PAC ID: 6507803806
Enrollment ID: O20080313000351

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. Dr John Joseph Mcgrath Iii 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
Dr John Joseph Mcgrath Iii, MD
Po Box 9142, Mass General Physician Organization,
Charlestown, MA 02129-9142

Ph: (617) 724-0287
Dr John Joseph Mcgrath Iii, MD
Old Road To Nine Acre Corner, Emerson Hospital Radiation Medicine,
Concord, MA 01742

Ph: (978) 287-3290

Reviews and Comments


Radiology Doctors in Concord, MA

Dr. Jonathan Youngsuk Kim, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 133 Old Road To 9 Acre Cor, Concord, MA 01742
Phone: 978-287-3794    
Lisa Intriere, MD
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 133 Old Road To 9 Acre Cor, Concord, MA 01742
Phone: 978-287-3794    Fax: 978-287-3729
Adhip Mukerjee, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 133 Old Road To 9 Acre Cor, Radiology Department Emerson Hospital, Concord, MA 01742
Phone: 978-287-3700    Fax: 978-287-3729
Elizabeth M Peters, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 133 Ornac, Emerson Hospital, Concord, MA 01742
Phone: 978-287-3700    
Margo Magdelana Moskos, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: Emerson Hospital, 133 Ornac-radiology, Concord, MA 01742
Phone: 978-287-3700    
Dr. Jeffrey P Rudnick, M.D.
Radiology
Medicare: Medicare Enrolled
Practice Location: 133 Old Road To 9 Acre Cor, Department Of Radiology, Concord, MA 01742
Phone: 978-369-1400    

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.

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