Doctor profile · Federal record

Dr. William Petty, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hilton Head Island, SC

  • NPI 1871687665
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3901 Main St Ste A
Hilton Head Island, SC 299264613
(843) 689-2150
fax (843) 689-2151
Mailing address
Po Box 24036
Hilton Head, SC 299254036

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
February 28, 2017
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
South Carolina #19763
Medicaid
SC #197637

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871687665. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,639
Distinct HCPCS
10
Medicare allowed
$246,808
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 598 370 $122
99497 Advance care planning, first 30 minutes 350 350 $80
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 338 338 $124
93880 Ultrasound of both sides of head and neck blood flow 194 194 $179
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 177 31 $46
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 167 161 $14
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 164 22 $46
99213 Established patient office or other outpatient visit, 20-29 minutes 162 144 $86
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 144 64 $22
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 82 82 $138

In context: peer comparison

Among 8 peers in Hilton Head Island Internal Medicine Physician, average services per provider: 194. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,074
Patients
1,070
Total drug cost
$190,360
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 505 156 $11,878
Atorvastatin Calcium Generic 327 89 $5,407
Levothyroxine Sodium Generic 321 91 $5,467
Azithromycin Generic 246 174 $1,580
Amlodipine Besylate Generic 240 78 $1,668
Methylprednisolone Generic 230 162 $2,330
Losartan Potassium Generic 192 56 $3,297
Omeprazole Generic 188 60 $3,018
Hydrochlorothiazide Generic 129 37 $1,112
Ozempic (Semaglutide) Brand 122 19 $144,667

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Petty's medical specialty?
Dr. William Petty practices Internal Medicine Physician in Hilton Head Island, SC.
Where does Dr. William Petty practice?
Dr. William Petty practices at 3901 Main St Ste A, Hilton Head Island, SC 299264613. Office phone: 8436892150.
What is Dr. William Petty's NPI?
Dr. William Petty's National Provider Identifier (NPI) is 1871687665, issued by NPPES.
Does Dr. William Petty accept Medicare assignment?
Yes. Dr. William Petty accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Petty commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Advance care planning (HCPCS 99497); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.