MARGOT MAHON O'NEILL PA-C
NPI 1194809087
Internal Medicine - Hematology & Oncology in Durham, NC

Active since October 25, 2006PECOS EnrolledAccepts Medicare Assignment
2100 ERWIN RD, DURHAM, NC 27710(919) 620-4467 Get Directions Write a Review

NPPES record last updated: May 4, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Margot Mahon O'neill Pa-c NPPES

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

MARGOT MAHON O'NEILL PA-C (NPI 1194809087) is an individual hematology & oncology provider in Durham, North Carolina, licensed in North Carolina (103873) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, is affiliated with Duke University Hospital, and is a graduate of Duke University School Of Medicine (2003).

NPPES Registry Identity

NPI1194809087
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameMARGOT MAHON O'NEILLCredential: PA-C
Location Address2100 ERWIN RDDurham, NC 27710-0001
Mailing Address2100 Erwin Rd, Duke University Medical Center - Dumc 3477Durham, NC 27710-0001
Sole ProprietorNo
Medical School CMSDuke University School Of MedicineGraduated 2003
Enumeration DateOctober 25, 2006
Last NPPES UpdateMay 4, 2022
NPPES CertifiedMay 4, 2022
NPI 1194809087 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License Licensed in NC · 103873
Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

2100 ERWIN RD, Durham, NC 27710

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

Margot Mahon O'neill Pa-c 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 ID4183611882
PECOS Enrollment IDI20040426001633
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 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit, 40-54 minutes 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
286 services100 patients
Established patient office or other outpatient visit, 30-39 minutes 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
62 services42 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Duke University Hospital

Acute Care Hospitals · Durham, NC
5/5 CMS rating
OwnershipProprietary
CMS Certification Number340030
Location2100 Erwin RdDurham, NC 27705 · Durham County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27710 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
$165.09 typical visit price
range $54.12 – $165.09
Typical copayment $41.27 (range $13.53 – $41.27)
Most-billed visit code 99205
Established Patient
$95.94 typical visit price
range $17.21 – $134.61
Typical copayment $23.98 (range $4.30 – $33.65)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 6

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Ostomy skin barrier, solid 4 x 4 or equivalent, extended wear, without built-in convexity, each A4385
DME-Orthotic Devices · category DF010N
1 supplier12 claims240 services$4.51 avg. paid by Medicare
Ostomy skin barrier, with flange (solid, flexible, or accordion), extended wear, with built-in convexity, 4 x 4 inches or smaller, each A4407
DME-Orthotic Devices · category DF010N
1 supplier12 claims240 services$8.11 avg. paid by Medicare
Ostomy pouch, drainable; for use on barrier with non-locking flange, with filter (2 piece system), each A4425
DME-Orthotic Devices · category DF010N
1 supplier12 claims480 services$3.46 avg. paid by Medicare
Adhesive remover, wipes, any type, each A4456
DME-Medical/Surgical Supplies · category DA000N
1 supplier12 claims355 services$0.23 avg. paid by Medicare
Ostomy pouch, drainable; for use on barrier with flange (2 piece system), each A5063
DME-Orthotic Devices · category DF010N
1 supplier13 claims260 services$2.62 avg. paid by Medicare
Skin barrier, wipes or swabs, each A5120
DME-Orthotic Devices · category DF010N
1 supplier12 claims310 services$0.22 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

Radiology (Radiation Oncology)
2100 ERWIN RD
DURHAM, NC 27710
Internal Medicine (Cardiovascular Disease)
2100 ERWIN RD
DURHAM, NC 27710
Colon & Rectal Surgery
2100 ERWIN RD
DURHAM, NC 27710
Thoracic Surgery (Cardiothoracic Vascular Surgery)
2100 ERWIN RD
DURHAM, NC 27710
Transplant Surgery
2100 ERWIN RD
DURHAM, NC 27710
Ophthalmology
2100 ERWIN RD
DURHAM, NC 27710
Dermatology
2100 ERWIN RD
DURHAM, NC 27710
Surgery (Surgical Oncology)
2100 ERWIN RD
DURHAM, NC 27710

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194809087, enumerated as an "individual" on October 25, 2006.

The provider is located at 2100 ERWIN RD DURHAM, NC 27710 and the phone number is (919) 620-4467.

Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.

The provider might be accepting Accepts: Ambetter from Absolute Total Care, Ambetter of. Please consult your insurance carrier or call the provider to verify.

Margot O'neill is affiliated with: DUKE UNIVERSITY HOSPITAL.