Alexander O Walker Iii, MD - Medicare Emergency Medicine in Melrose, MA

Alexander O Walker Iii, MD is a medicare enrolled "Emergency Medicine" physician in Melrose, Massachusetts. He went to Boston University School Of Medicine and graduated in 2000 and has 24 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Hallmark Health Urgent Care Physicians Llc and his current practice location is 585 Lebanon St, Melrose, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (781) 979-3635.

Alexander O Walker Iii is licensed to practice in Massachusetts (license number 216791) 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 1033182688.

Contact Information

Alexander O Walker Iii, MD
585 Lebanon St,
Melrose, MA 02176-3225
(781) 979-3635
Not Available



Physician's Profile

Full NameAlexander O Walker Iii
GenderMale
SpecialityEmergency Medicine
Experience24 Years
Location585 Lebanon St, Melrose, 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:
  • Alexander O Walker Iii attended and graduated from Boston University School Of Medicine in 2000
  NPI Data:
  • NPI Number: 1033182688
  • Provider Enumeration Date: 02/13/2006
  • Last Update Date: 04/28/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 9537109947
  • Enrollment ID: I20050505000145

Medical Identifiers

Medical identifiers for Alexander O Walker Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033182688NPI-NPPES
J26468OtherMABCBS
2013568MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 216791 (Massachusetts)Primary
207P00000XEmergency Medicine A85740 (California)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Melrosewakefield HealthcareMelrose, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hallmark Health Urgent Care Physicians Llc115355761620

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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. Alexander O Walker Iii allows following entities to bill medicare on his behalf.
Entity NameMelrose Wakefield Emergency Physicians, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790730539
PECOS PAC ID: 0244143006
Enrollment ID: O20031107000277

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Entity NameHallmark Health Urgent Care Physicians Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184066912
PECOS PAC ID: 1153557616
Enrollment ID: O20131112001050

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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. Alexander O Walker 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
Alexander O Walker Iii, MD
585 Lebanon St,
Melrose, MA 02176-3225

Ph: (781) 979-3635
Alexander O Walker Iii, MD
585 Lebanon St,
Melrose, MA 02176-3225

Ph: (781) 979-3635

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A study conducted on 346 19-month-old twins by an international team led by Universite Laval professor of psychology Michel Boivin reveals that the genetic and environmental bases of hormonal response to stress depend on the context in which a child grows up.

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Emergency Medicine Doctors in Melrose, MA

Thomas L Michelman, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 585 Lebanon St, Whidden Memorial Hosp, Melrose, MA 02176
Phone: 781-979-3300    
Dr. Steven Sbardella, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 585 Lebanon St, Melrose, MA 02176
Phone: 781-937-4522    
Christopher L Defazio, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 585 Lebanon St, Melrose, MA 02176
Phone: 781-979-3635    Fax: 781-979-3018
Lawrence Whiting, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 585 Lebanon St, Melrose, MA 02176
Phone: 781-937-4522    
Garett Burke, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 585 Lebanon St, Melrose, MA 02176
Phone: 781-979-3300    
John Nadolny, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 585 Lebanon St, Melrose, MA 02176
Phone: 781-937-4522    

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