Doctor profile · Federal record
Dr. Siobhan O'Connor, M.D.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Anatomic Pathology & Clinical Pathology Physician · Chapel Hill, NC
- NPI 1053545533
- Accepts Medicare
- 28 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Womens and Childrens Hospitals Clb # 7525, 101 Manning Drive
Chapel Hill, NC 275997525
(919) 843-1068
fax (919) 966-6417 - Mailing address
-
48 N Serenity Hill Cir Unit 5
Chapel Hill, NC 275160456
Credentials & registration
- NPI registered
- May 2009 — 17 yrs on file
- Profile last updated
- March 30, 2021
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State licenses (2)
- North Carolina #2010-01066 · Pennsylvania #MD433060
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053545533. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
753
Distinct HCPCS
8
Medicare allowed
$29,286
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 235 | 126 | $35 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 129 | 46 | $26 | |
88112 |
Cell examination of specimen, selective cellular enhancement technique | 111 | 101 | $26 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 97 | 73 | $33 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 68 | 34 | $77 | |
88360 |
Microscopic genetic analysis of tumor, manual | 48 | 19 | $39 | |
88173 |
Evaluation of fine needle aspirate with interpretation and report | 43 | 27 | $66 | |
88321 |
Surgical pathology consultation and report on referred slides prepared elsewhere | 22 | 21 | $79 |
In context: peer comparison
Among 5 peers in Chapel Hill Anatomic Pathology & Clinical Pathology Physician, average services per provider: 87. This provider delivers 8.7× the peer median.Frequently asked questions
What is Dr. Siobhan O'Connor's medical specialty?
Dr. Siobhan O'Connor practices Anatomic Pathology & Clinical Pathology Physician in Chapel Hill, NC.
Where does Dr. Siobhan O'Connor practice?
Dr. Siobhan O'Connor practices at Womens and Childrens Hospitals Clb # 7525, Chapel Hill, NC 275997525. Office phone: 9198431068.
What is Dr. Siobhan O'Connor's NPI?
Dr. Siobhan O'Connor's National Provider Identifier (NPI) is 1053545533, issued by NPPES.
Does Dr. Siobhan O'Connor accept Medicare assignment?
Yes. Dr. Siobhan O'Connor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Siobhan O'Connor commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Cell examination of specimen, selective cellular enhancement technique (HCPCS 88112). Source: CMS Medicare Physician & Other Practitioners file.