Doctor profile · Federal record

Dr. Dena Williams, D.O.

Neurology Physician (CMS: Neurology) · Vascular Neurology Physician · Chapel Hill, NC

  • NPI 1780079376
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
170 Manning Drive
Chapel Hill, NC 275991438
(984) 974-4401
Mailing address
170 Manning Dr
Chapel Hill, NC 275144221

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
May 13, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
North Carolina #2019-00693 · New Jersey #25MB10756800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780079376. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
246
Distinct HCPCS
5
Medicare allowed
$27,195
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 103 38 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 76 31 $77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 29 27 $169
99239 Hospital discharge day management, more than 30 minutes 26 26 $111
99215 Established patient office or other outpatient visit, 40-54 minutes 12 12 $139

In context: peer comparison

Among 14 peers in this city , average services per provider: 50. This provider delivers 4.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$57
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $39.38
ABBVIE INC. 1 $17.43

By nature of payment

Food and Beverage
$57

Frequently asked questions

Auto-generated from federal data
What is Dr. Dena Williams's medical specialty?
Dr. Dena Williams practices Neurology Physician in Chapel Hill, NC.
Where does Dr. Dena Williams practice?
Dr. Dena Williams practices at 170 Manning Drive, Chapel Hill, NC 275991438. Office phone: 9849744401.
What is Dr. Dena Williams's NPI?
Dr. Dena Williams's National Provider Identifier (NPI) is 1780079376, issued by NPPES.
Does Dr. Dena Williams accept Medicare assignment?
Yes. Dr. Dena Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dena Williams commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.