Gregory Brett Walker, MD - Medicare Psychiatry & Neurology in Pittsburgh, PA

Gregory Brett Walker, MD is a medicare enrolled "Psychiatry & Neurology - Neurology" physician in Pittsburgh, Pennsylvania. His current practice location is 200 Lothrop St, Presbyterian Hospital 4th Floor, Stroke Insitute, Pittsburgh, Pennsylvania. You can reach out to his office (for appointments etc.) via phone at (412) 961-3962.

Gregory Brett Walker is licensed to practice in Pennsylvania (license number MD460533) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1356793798.

Contact Information

Gregory Brett Walker, MD
200 Lothrop St, Presbyterian Hospital 4th Floor, Stroke Insitute,
Pittsburgh, PA 15213-2536
(412) 961-3962
Not Available

Map and Direction




Physician's Profile

Full NameGregory Brett Walker
GenderMale
SpecialityPsychiatry & Neurology - Neurology
Location200 Lothrop St, Pittsburgh, Pennsylvania
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1356793798
  • Provider Enumeration Date: 07/11/2016
  • Last Update Date: 07/24/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 4688944994
  • Enrollment ID: I20170719002933

Medical Identifiers

Medical identifiers for Gregory Brett Walker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356793798NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084N0400XPsychiatry & Neurology - Neurology MD460533 (Pennsylvania)Primary

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. Gregory Brett Walker allows following entities to bill medicare on his behalf.
Entity NameUniversity Of Pittsburgh Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1619935004
PECOS PAC ID: 8729990239
Enrollment ID: O20040308000883

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. Gregory Brett 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
Gregory Brett Walker, MD
5754 Howe St Apt 5,
Pittsburgh, PA 15232-2620

Ph: (412) 961-3962
Gregory Brett Walker, MD
200 Lothrop St, Presbyterian Hospital 4th Floor, Stroke Insitute,
Pittsburgh, PA 15213-2536

Ph: (412) 961-3962

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).

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.