DR. SONYA ELIZABETH WILLIAMS MD
NPI 1164713822
Obstetrics & Gynecology in Chapel Hill, NC

Active since April 28, 2011PECOS EnrolledAccepts Medicare Assignment
91.1/100
CMS Quality Rating
120 CONNER DR STE 101, CHAPEL HILL, NC 27514(919) 942-8571(919) 942-6355 Get Directions Write a Review

NPPES record last updated: October 8, 2018. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 8, 2018, Apr 19, 2018 (2 updates tracked since 2018).

About Dr. Sonya Elizabeth Williams Md NPPES

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

DR. SONYA ELIZABETH WILLIAMS MD (NPI 1164713822) is an individual obstetrics & gynecology provider in Chapel Hill, North Carolina, licensed in North Carolina (2014-01134) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS, maintains a secondary practice location in Wilmington, and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (2011).

NPPES Registry Identity

NPI1164713822
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. SONYA ELIZABETH WILLIAMSCredential: MD
Location Address120 CONNER DR STE 101Chapel Hill, NC 27514-7092
Mailing Address2131 S 17th StWilmington, NC 28401-7407 · (910) 772-9202 · Fax (910) 772-9452
Fax(919) 942-6355
Sole ProprietorNo
Medical School CMSUniversity Of North Carolina At Chapel Hill School Of MedicineGraduated 2011
Enumeration DateApril 28, 2011
Last NPPES UpdateOctober 8, 20182 updates tracked since enumeration
NPI 1164713822 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License Licensed in NC · 2014-01134
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

120 CONNER DR STE 101, Chapel Hill, NC 27514

Secondary Practice Location 1

Location 12131 S 17th StWilmington, NC 28401-7407 · Phone (910) 772-9202

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 and accepts Medicare assignment

Dr. Sonya Elizabeth Williams Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385887348
PECOS Enrollment IDI20180705000861
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.

Areas of Expertise CMS Part B claims 2

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.

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
13 services13 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27514 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
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
Established Patient
$67.72 typical visit price
range $17.21 – $134.61
Typical copayment $16.93 (range $4.30 – $33.65)
Most-billed visit code 99213
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.

91.1/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90.09
Promoting Interoperability100
Improvement Activities40
Cost80.24

Reported Quality Measures

Breast Cancer Screening
86%278 patients4/55-star benchmark: 93%
Cervical Cancer Screening
91%957 patients4/55-star benchmark: 98%
Closing the Referral Loop: Receipt of Specialist Report
16%215 patients1/55-star benchmark: 87%
Colorectal Cancer Screening
67%385 patients4/55-star benchmark: 88%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
52%21 patients3/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
90%1,603 patients4/55-star benchmark: 100%
e-Prescribing
99%504 patients4/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
43%862 patients2/55-star benchmark: 98%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
38%1,312 patients3/55-star benchmark: 61%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients screened: 0% · 957 patients
0%957 patients
Provide Patients Electronic Access to Their Health Information
100%478 patients5/55-star benchmark: 100%
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.

Other Providers at the Same Location NPPES 8

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

Obstetrics & Gynecology
120 CONNER DR STE 101
CHAPEL HILL, NC 27514
Obstetrics & Gynecology
120 CONNER DR STE 101
CHAPEL HILL, NC 27514
Nurse Practitioner (Women's Health)
120 CONNER DR STE 101
CHAPEL HILL, NC 27514
Advanced Practice Midwife
120 CONNER DR STE 101
CHAPEL HILL, NC 27514
Advanced Practice Midwife
120 CONNER DR STE 101
CHAPEL HILL, NC 27514
Obstetrics & Gynecology
120 CONNER DR STE 101
CHAPEL HILL, NC 27514
Nurse Practitioner (Family)
120 CONNER DR STE 101
CHAPEL HILL, NC 27514
Advanced Practice Midwife
120 CONNER DR STE 101
CHAPEL HILL, NC 27514

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Sonya Williams's NPI number?

The NPI number for Sonya Williams is 1164713822. It was assigned to this individual provider in the NPPES registry on April 28, 2011.

Where is Sonya Williams located?

Sonya Williams practices at 120 Conner Dr Ste 101, Chapel Hill, NC 27514. The listed phone number is (919) 942-8571.

What is Sonya Williams's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Sonya Williams enrolled in Medicare?

Yes. Sonya Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Sonya Williams accept?

Health plans from Blue Cross and Blue Shield of NC and UnitedHealthcare list Sonya Williams as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Sonya Williams was last updated on October 8, 2018. NPI Profile syncs with the weekly NPPES data releases published by CMS.