Doctor profile · Federal record

Dr. William Hallowes, MD

Anesthesiology Physician (CMS: Anesthesiology) · Gainesville, GA

  • NPI 1407873169
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
743 Spring St Ne
Gainesville, GA 305013715
(770) 532-7179
fax (770) 534-1312
Mailing address
Po Box 1076
Gainesville, GA 305031076

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 3, 2012
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Georgia #035893
Medicaid (2)
GA #000508593G · GA #000508593J

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407873169. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
123
Distinct HCPCS
5
Medicare allowed
$9,896
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 46 46 $71
00910 Anesthesia for other procedure on urinary system through urethra 24 24 $80
00811 Anesthesia for other procedure on large bowel using an endoscope 19 19 $61
64488 Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance 19 19 $62
00790 Anesthesia for other procedure on upper abdomen 15 15 $158

In context: peer comparison

Among 17 peers in Gainesville Anesthesiology Physician, average services per provider: 22. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$20
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 1 $19.57

By nature of payment

Food and Beverage
$20

Frequently asked questions

Auto-generated from federal data
What is Dr. William Hallowes's medical specialty?
Dr. William Hallowes practices Anesthesiology Physician in Gainesville, GA.
Where does Dr. William Hallowes practice?
Dr. William Hallowes practices at 743 Spring St Ne, Gainesville, GA 305013715. Office phone: 7705327179.
What is Dr. William Hallowes's NPI?
Dr. William Hallowes's National Provider Identifier (NPI) is 1407873169, issued by NPPES.
Does Dr. William Hallowes accept Medicare assignment?
Yes. Dr. William Hallowes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Hallowes commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on urinary system through urethra (HCPCS 00910); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.