NPI age
17 years
Enumerated 2008-09-09
● Active
Type 1 · Individual
DR. William G Costello, M.D.
Costello is 1 of 12 emergency medicine providers in Milledgeville and 1 of 1991 in Georgia.
Primary specialty
Emergency Medicine
Plus 2 subspecialties
Licensed in
GA, NY, ME
3 states
Status
Active
No deactivations on record
Last NPPES update
2023-06-22
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1991 active emergency medicine providers in Georgia.
NPI age
17 years
≈ at median (17 yr)
State licenses
3 states
Top 79% — 20% of peers are multi-state
Subspecialties
0
41% of peers hold subspecialties
NPI lifetime · 2008 → 2026
2008-09Enumerated in NPPES
2008
2026
Where they practice
Practice location
821 N Cobb St
Milledgeville, GA 310612343
Mailing address
3722 Walton Way Ext, Apt. # 223
Augusta, GA 309072436
Specialties
-
Emergency Medicine PrimaryAn 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....
Practice context
Part of a multi-provider practice. 60 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 1991 Emergency Medicine providers in Georgia?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.