Dr. Walter Fleming Atha , MD
Emergency Medicine • Baltimore, MD
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. Walter Atha has officially deactivated this NPI record and ceased active healthcare practice.
Professional Overview & Biography Verified Profile Summary
Dr. Walter Atha, MD was a registered Emergency Medicine practicing in Baltimore, MD. Throughout an active medical career spanning 20 years, Dr. Atha provided care at the practice location at 600 N WOLFE ST until profile deactivation on 2026-03-26.
Historical Medicare Part B clinical services included emergency department visit with moderate level of medical decision making, emergency department visit for life threatening or functioning severity, emergency department visit with low level of medical decision making. Public procedure reimbursement records and service volume details are provided below for historical transparency.
Practice Location & Contact Primary Location
600 N Wolfe St
Baltimore, MD 212870005
Specialty Benchmarks & Practice Insights
Comparative analytics for Emergency Medicine in Baltimore, MD
Practicing in Baltimore, MD (1217 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 |
|---|---|---|---|---|
|
99284
Emergency department visit with moderate level of medical decision making
|
102 | 101 | $937.38 | $122.57 |
|
99285
Emergency department visit for life threatening or functioning severity
|
97 | 97 | $1462.24 | $178.62 |
|
99283
Emergency department visit with low level of medical decision making
|
25 | 25 | $407.93 | $72.64 |
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
Emergency Medicine
Doctor of Medicine (M.D.)
Emergency Medicine
Doctor of Medicine (M.D.)
Nurse Practitioner
Certified Registered Nurse Practitioner
Physician Assistant
Physician Assistant
Emergency Medicine
Doctor of Medicine (M.D.)
Emergency Medicine
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Record deactivated on March 26, 2026
NPI status registered as active in NPPES database
Registered at 600 N WOLFE ST, BALTIMORE, MD 212870005 (Tel: 4109552280)
Registered at PO BOX 64362, BALTIMORE, MD 212644362
Recorded as WALTER ATHA, M.D.
Emergency Medicine (License #D53051 in MD)
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 64362
Baltimore, MD 212644362
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