DR. WILLIAM I PETTY II M.D.
NPI 1871687665
Internal Medicine in Hilton Head Island, SC

Active since October 03, 2006PECOS Enrolled
3901 MAIN ST STE A, HILTON HEAD ISLAND, SC 29926(843) 689-2150(843) 689-2151 Get Directions Write a Review

NPPES record last updated: February 28, 2017. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. William I Petty Ii M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM I PETTY II M.D. (NPI 1871687665) is an individual internal medicine provider in Hilton Head Island, South Carolina, licensed in South Carolina (19763) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Beaufort County Memorial Hospital, and is a graduate of Medical University Of South Carolina College Of Medicine (1996).

NPPES Registry Identity

NPI1871687665
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. WILLIAM I PETTY IICredential: M.D.
Location Address3901 MAIN ST STE AHilton Head Island, SC 29926-4613
Mailing AddressPo Box 24036Hilton Head, SC 29925-4036 · (843) 689-2150 · Fax (843) 689-2151
Fax(843) 689-2151
Sole ProprietorNo
Medical School CMSMedical University Of South Carolina College Of MedicineGraduated 1996
Enumeration DateOctober 3, 2006
Last NPPES UpdateFebruary 28, 2017
NPI 1871687665 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in SC · 19763
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

3901 MAIN ST STE A, Hilton Head Island, SC 29926

Other Names 1

Professional Name (2)Dr. William Petty M.d.

Other Identifiers 3

Medicare UPING70142SC
Medicare PIN6128SC
Medicaid197637SC

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. William I Petty Ii M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2062670318
PECOS Enrollment IDI20120223000601
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 42D2249220

William I Petty MD LLC · Hilton Head Island, SC
Expired · Jan 18, 2026
CLIA Number42D2249220
Laboratory TypePhysician Office
Certificate Effective DateJanuary 19, 2024
Certificate Expiration DateJanuary 18, 2026
Laboratory DirectorDr. William I. Petty
Laboratory Phone(843) 689-2150
Laboratory LocationWilliam I Petty MD LLC3901 Maint St, Suite A, Hilton Head Island, SC 29926
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 19

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Test for allergy using allergenic extract 95004
An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.
1,141 services18 patients
Established patient office or other outpatient visit, 30-39 minutes 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
605 services384 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
350 services350 patients
Ultrasound of both sides of head and neck blood flow 93880
An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.
220 services219 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
179 services177 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
178 services178 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Beaufort County Memorial Hospital

Acute Care Hospitals · Beaufort, SC
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number420067
Location955 Ribaut RdBeaufort, SC 29902 · Beaufort County
Emergency services Birthing friendly

Hilton Head Regional Medical Center

Acute Care Hospitals · Hilton Head Island, SC
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number420080
Location25 Hospital Center BlvdHilton Head Island, SC 29925 · Beaufort County
Emergency services Birthing friendly

Coastal Carolina Hospital

Acute Care Hospitals · Hardeeville, SC
2/5 CMS rating
OwnershipProprietary
CMS Certification Number420101
Location1000 Medical Center DriveHardeeville, SC 29927 · Jasper County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29926 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$124.04 typical visit price
range $53.57 – $163.84
Typical copayment $31.01 (range $13.39 – $40.96)
Most-billed visit code 99204
Established Patient
$95.12 typical visit price
range $16.96 – $133.52
Typical copayment $23.78 (range $4.24 – $33.38)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
90%270 patients5/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
3%36 patients1/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
96%3,761 patients4/55-star benchmark: 99%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
67%640 patients4/55-star benchmark: 88%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
99%287 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
27%520 patients2/55-star benchmark: 97%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
37%508 patients2/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
95%520 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
33%520 patients2/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
54%520 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers15 claims48 services$6.47 avg. paid by Medicare
Continuous positive airway pressure (cpap) device E0601
DME-Other DME · category DE001N
2 suppliers11 claims11 services$43.46 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dentist (General Practice)
3901 MAIN ST STE A
HILTON HEAD ISLAND, SC 29926

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1871687665, enumerated as an "individual" on October 03, 2006.

The provider is located at 3901 MAIN ST STE A HILTON HEAD ISLAND, SC 29926 and the phone number is (843) 689-2150.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: BlueCross BlueShield of South Carolina, Medicare. Please consult your insurance carrier or call the provider to verify.

William Petty is affiliated with: BEAUFORT COUNTY MEMORIAL HOSPITAL, HILTON HEAD REGIONAL MEDICAL CENTER and COASTAL CAROLINA HOSPITAL.