Dr. Gregory L Walker , MD
Emergency Medicine • Lansing, MI
Notice of NPI Deactivation & Inactive Practice Status
According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. Gregory Walker has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. Gregory Walker, MD was a registered Emergency Medicine practicing in Lansing, MI. Throughout an active medical career spanning 19 years, Dr. Walker provided care at the practice location at 1215 E MICHIGAN AVE until profile deactivation on 2024-05-22.
Historical Medicare Part B clinical services included emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making, critical care, first. Public procedure reimbursement records and service volume details are provided below for historical transparency.
Practice Location & Contact Primary Location
1215 E Michigan Ave
Lansing, MI 48909
Specialty Benchmarks & Practice Insights
Comparative analytics for Emergency Medicine in Lansing, MI
Practicing in Lansing, MI (3151 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99285
Emergency department visit for life threatening or functioning severity
|
89 | 88 | $1519.73 | $174.95 |
Medical Specialties & State Licenses
NUCC Taxonomy Code: 207P00000X
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Nurse Practitioner
Nurse Practitioner
Emergency Medicine
Doctor of Medicine (M.D.)
Emergency Medicine
Doctor of Medicine (M.D.)
Emergency Medicine
Doctor of Osteopathic Medicine (D.O.)
Emergency Medicine
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on May 22, 2024
NPI status registered as active in NPPES database
Registered at 1215 E MICHIGAN AVE, LANSING, MI 48909 (Tel: 5173368080)
Registered at PO BOX 634280, CINCINNATI, OH 452634280 (Tel: 5173368080)
Recorded as GREGORY WALKER, MD
Emergency Medicine (License #052952 in MI)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
Mailing Address
Po Box 634280
Cincinnati, OH 452634280
Phone: 5173368080
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.