Mary A Walker, MD - Medicare Family Practice in Oakmont, PA

Mary A Walker, MD is a medicare enrolled "Family Medicine" physician in Oakmont, Pennsylvania. She went to Perelman School Of Med At The University Of Pennsylvania and graduated in 1991 and has 33 years of diverse experience with area of expertise as Family Practice. She is a member of the group practice Allegheny Clinic and her current practice location is 222 Allegheny River Blvd, Oakmont, Pennsylvania. You can reach out to her office (for appointments etc.) via phone at (412) 767-5387.

Mary A Walker is licensed to practice in Pennsylvania (license number MD050620L) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1629039516.

Contact Information

Mary A Walker, MD
222 Allegheny River Blvd,
Oakmont, PA 15139-1848
(412) 767-5387
(412) 828-6642

Map and Direction




Physician's Profile

Full NameMary A Walker
GenderFemale
SpecialityFamily Practice
Experience33 Years
Location222 Allegheny River Blvd, Oakmont, Pennsylvania
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mary A Walker attended and graduated from Perelman School Of Med At The University Of Pennsylvania in 1991
  NPI Data:
  • NPI Number: 1629039516
  • Provider Enumeration Date: 03/30/2006
  • Last Update Date: 09/30/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 7315082385
  • Enrollment ID: I20100302000216

Medical Identifiers

Medical identifiers for Mary A Walker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1629039516NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD050620L (Pennsylvania)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Allegheny Valley HospitalNatrona, PAHospital
West Penn HospitalPittsburgh, PAHospital
Magee Womens Hospital Of Upmc Health SystemPittsburgh, PAHospital
Upmc St MargaretPittsburgh, PAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Allegheny Clinic53956495861941

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. Mary A Walker allows following entities to bill medicare on her behalf.
Entity NameAllegheny Clinic
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073081493
PECOS PAC ID: 5395649586
Enrollment ID: O20040310000602

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. Mary A Walker 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
Mary A Walker, MD
222 Allegheny River Blvd,
Oakmont, PA 15139-1848

Ph: (412) 767-5387
Mary A Walker, MD
222 Allegheny River Blvd,
Oakmont, PA 15139-1848

Ph: (412) 767-5387

Reviews and Comments


Family Medicine Doctors in Oakmont, PA

Cara M Barnes, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 135 Allegheny Ave Fl 2, Oakmont, PA 15139
Phone: 412-826-0400    
Michael E Chismer, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 222 Allegheny River Blvd, Oakmont, PA 15139
Phone: 412-767-5387    Fax: 412-828-6642
Dr. Grant J Shevchik, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 333 Allegheny Ave, 3 Allegheny Plaza Suite 1, Oakmont, PA 15139
Phone: 412-423-1048    Fax: 412-828-7580
Dr. Lily Girson, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 222 Allegheny River Blvd, Oakmont, PA 15139
Phone: 412-767-5387    
Rebecca Marie Davis, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 333 Allegheny Ave Ste 101, Oakmont, PA 15139
Phone: 412-767-5387    
Maria D Gioia, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 333 Allegheny Ave Ste 101, Oakmont, PA 15139
Phone: 412-423-1048    Fax: 412-828-7580

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.