Doctor profile · Federal record

Dr. William Costello, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Milledgeville, GA

  • NPI 1629227145
  • Accepts Medicare
  • 37 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
821 N Cobb St
Milledgeville, GA 310612343
(478) 454-3795
fax (478) 454-3969
Mailing address
3722 Walton Way Ext, Apt. # 223
Augusta, GA 309072436

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
June 22, 2023
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
Georgia #061570 · New York #193444-1 · Maine #MD25476

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629227145. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
252
Distinct HCPCS
3
Medicare allowed
$34,539
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 175 170 $167
99284 Emergency department visit with moderate level of medical decision making 44 43 $115
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 33 31 $8

In context: peer comparison

Among 6 peers in this city , average services per provider: 77. This provider delivers 3.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
27
Patients
27
Total drug cost
$92
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 15 15 $27
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 12 12 $64

Frequently asked questions

Auto-generated from federal data
What is Dr. William Costello's medical specialty?
Dr. William Costello practices Emergency Medicine Physician in Milledgeville, GA.
Where does Dr. William Costello practice?
Dr. William Costello practices at 821 N Cobb St, Milledgeville, GA 310612343. Office phone: 4784543795.
What is Dr. William Costello's NPI?
Dr. William Costello's National Provider Identifier (NPI) is 1629227145, issued by NPPES.
Does Dr. William Costello accept Medicare assignment?
Yes. Dr. William Costello accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Costello commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.