Doctor profile · Federal record

Dr. Madeline Walls, PA-C

Physician Assistant · Chapel Hill, NC

  • NPI 1104531706
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6330 Quadrangle Dr
Chapel Hill, NC 275178279
(844) 932-5700

Credentials & registration

NPPES · NUCC
NPI registered
January 2023 — 3 yrs on file
Profile last updated
April 29, 2025
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104531706. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
161
Distinct HCPCS
4
Medicare allowed
$18,985
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 94 93 $142
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 34 27 $65
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $107
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 16 16 $98

In context: peer comparison

Among 39 peers in Chapel Hill Physician Assistant, average services per provider: 75. This provider delivers 2.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$62
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 2 $41.71
Phathom Pharmaceuticals, INC. 1 $19.99

By nature of payment

Food and Beverage
$62

Frequently asked questions

Auto-generated from federal data
What is Dr. Madeline Walls's medical specialty?
Dr. Madeline Walls practices Physician Assistant in Chapel Hill, NC.
Where does Dr. Madeline Walls practice?
Dr. Madeline Walls practices at 6330 Quadrangle Dr, Chapel Hill, NC 275178279. Office phone: 8449325700.
What is Dr. Madeline Walls's NPI?
Dr. Madeline Walls's National Provider Identifier (NPI) is 1104531706, issued by NPPES.
Does Dr. Madeline Walls accept Medicare assignment?
Yes. Dr. Madeline Walls accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Madeline Walls commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.