Doctor profile · Federal record
Dr. Alexandra Dieffenderfer
Physician Assistant · Chapel Hill, NC
- NPI 1689192312
- Accepts Medicare
- 9 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
101 Manning Dr
Chapel Hill, NC 275144220
(984) 974-1000 - Mailing address
-
2501 Atrium Dr, Ste 305
Raleigh, NC 276076452
Credentials & registration
- NPI registered
- September 2017 — 9 yrs on file
- Profile last updated
- May 21, 2019
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- North Carolina #0010-07513
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689192312. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
229
Distinct HCPCS
10
Medicare allowed
$27,315
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
15734 |
Creation of muscle graft to trunk | 47 | 26 | $112 | |
44700 |
Suspension of small bowel using mesh or prosthesis or self tissue | 29 | 28 | $64 | |
44603 |
Suture of multiple tears or holes in small bowel | 26 | 24 | $163 | |
44213 |
Partial release of large bowel and partial removal of large bowel using an endoscope | 24 | 23 | $29 | |
50715 |
Release of scar tissue at ureter | 24 | 23 | $80 | |
49593 |
Initial repair of sliding hernia of abdomen, 3-10 cm in length | 19 | 18 | $37 | |
46744 |
Repair of defect for single channel outlet of rectum, vagina, and urinary tract through region between thighs or below sacrum | 17 | 17 | $450 | |
44207 |
Partial removal of large bowel and reattachment to rectum using an endoscope | 16 | 16 | $166 | |
49020 |
Drainage of abdominal abscess or infection | 16 | 15 | $114 | |
47562 |
Removal of gallbladder using an endoscope | 11 | 11 | $46 |
In context: peer comparison
Among 39 peers in this city , average services per provider: 75. This provider delivers 3.1× the peer median.Frequently asked questions
What is Dr. Alexandra Dieffenderfer's medical specialty?
Dr. Alexandra Dieffenderfer practices Physician Assistant in Chapel Hill, NC.
Where does Dr. Alexandra Dieffenderfer practice?
Dr. Alexandra Dieffenderfer practices at 101 Manning Dr, Chapel Hill, NC 275144220. Office phone: 9849741000.
What is Dr. Alexandra Dieffenderfer's NPI?
Dr. Alexandra Dieffenderfer's National Provider Identifier (NPI) is 1689192312, issued by NPPES.
Does Dr. Alexandra Dieffenderfer accept Medicare assignment?
Yes. Dr. Alexandra Dieffenderfer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexandra Dieffenderfer commonly perform?
Top Medicare-reported procedures in 2023: Creation of muscle graft to trunk (HCPCS 15734); Suspension of small bowel using mesh or prosthesis or self tissue (HCPCS 44700); Suture of multiple tears or holes in small bowel (HCPCS 44603). Source: CMS Medicare Physician & Other Practitioners file.