GREGORY BRETT WALKER M.D.
NPI 1356793798
Psychiatry & Neurology - Neurology in Pittsburgh, PA

Active since July 11, 2016PECOS Enrolled
200 LOTHROP ST, PRESBYTERIAN HOSPITAL 4TH FLOOR, STROKE INSITUTE, PITTSBURGH, PA 15213(412) 961-3962 Get Directions Write a Review

NPPES record last updated: July 24, 2017. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 24, 2017, Jul 11, 2016 (2 updates tracked since 2016).

About Gregory Brett Walker M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY BRETT WALKER M.D. (NPI 1356793798) is an individual neurology provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MD460533) and active in the NPI registry since July 2016. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1356793798
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameGREGORY BRETT WALKERCredential: M.D.
Location Address200 LOTHROP ST, PRESBYTERIAN HOSPITAL 4TH FLOOR, STROKE INSITUTEPittsburgh, PA 15213-2536
Mailing Address5754 Howe St Apt 5Pittsburgh, PA 15232-2620 · (412) 961-3962
Sole ProprietorNo
Enumeration DateJuly 11, 2016
Last NPPES UpdateJuly 24, 20172 updates tracked since enumeration
NPI 1356793798 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License Licensed in PA · MD460533
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
200 LOTHROP ST, Pittsburgh, PA 15213

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Gregory Brett Walker M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15213 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.34 typical visit price
range $54.64 – $166.87
Typical copayment $31.58 (range $13.66 – $41.71)
Most-billed visit code 99204
Established Patient
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Anesthetist, Certified Registered
200 LOTHROP ST
PITTSBURGH, PA 15213
Surgery (Vascular Surgery)
200 LOTHROP ST, F600 PRESBYTERIAN HOSPITAL
PITTSBURGH, PA 15213
Nurse Practitioner (Critical Care Medicine)
200 LOTHROP ST, 613 SCAIFE HALL
PITTSBURGH, PA 15213
Internal Medicine (Critical Care Medicine)
200 LOTHROP ST
PITTSBURGH, PA 15213
Occupational Therapist
200 LOTHROP ST
PITTSBURGH, PA 15213
Neurological Surgery
200 LOTHROP ST
PITTSBURGH, PA 15213
Student in an Organized Health Care Education/Training Program
200 LOTHROP ST
PITTSBURGH, PA 15213
Student in an Organized Health Care Education/Training Program
200 LOTHROP ST
PITTSBURGH, PA 15213

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Walker's NPI number?

The NPI number for Gregory Walker is 1356793798. It was assigned to this individual provider in the NPPES registry on July 11, 2016.

Where is Gregory Walker located?

Gregory Walker practices at 200 Lothrop St Presbyterian Hospital 4th Floor, Stroke Insitute, Pittsburgh, PA 15213. The listed phone number is (412) 961-3962.

What is Gregory Walker's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Gregory Walker enrolled in Medicare?

Yes. Gregory Walker is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gregory Walker was last updated on July 24, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.