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MRS. ALEXANDRA MILLER DIEFFENDERFER
NPI 1689192312
Physician Assistant in Chapel Hill, NC

Active since September 01, 2017PECOS EnrolledAccepts Medicare Assignment
101 MANNING DR, CHAPEL HILL, NC 27514(984) 974-1000 Get Directions Write a Review

NPPES record last updated: May 21, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 21, 2019, Apr 10, 2018, Sep 11, 2017 and 1 more (4 updates tracked since 2017).

About Mrs. Alexandra Miller Dieffenderfer NPPES

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

MRS. ALEXANDRA MILLER DIEFFENDERFER (NPI 1689192312) is an individual physician assistant in Chapel Hill, North Carolina, licensed in North Carolina (0010-07513) and active in the NPI registry since September 2017. She is enrolled in Medicare PECOS, is affiliated with Wakemed, Raleigh Campus, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1689192312
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. ALEXANDRA MILLER DIEFFENDERFER
Location Address101 MANNING DRChapel Hill, NC 27514-4220
Mailing Address2501 Atrium Dr, Ste 305Raleigh, NC 27607-6452
Phone(984) 974-1000
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateSeptember 1, 2017
Last NPPES UpdateMay 21, 20194 updates tracked since enumeration
✔ NPI 1689192312 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in NC · 0010-07513
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
101 MANNING DR, Chapel Hill, NC 27514
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC.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

Mrs. Alexandra Miller Dieffenderfer 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 ID7214297209
PECOS Enrollment IDI20180213001029
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 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Creation of muscle graft to trunk 15734
The creation of a muscle graft to the trunk is a surgical procedure where healthy muscle tissue is moved from one part of the body to another. This helps to repair damaged areas, improve function, and enhance appearance. It's a common procedure in reconstructive surgery.
41 services18 patients
Suture of multiple tears or holes in small bowel 44603
This procedure involves repairing multiple tears or holes in your small intestine. Using special surgical thread, the surgeon stitches the damaged areas to promote healing and prevent complications. It's a common way to address intestinal injuries.
19 services16 patients
Suspension of small bowel using mesh or prosthesis or self tissue 44700
This procedure involves supporting the small bowel using a mesh, prosthesis, or your own tissue. It helps to prevent or treat conditions where the bowel is not properly positioned. This can improve digestion and reduce discomfort.
16 services16 patients
Drainage of abdominal abscess or infection 49020
Drainage of an abdominal abscess or infection involves a procedure to remove pus that has collected in the abdomen due to an infection. This is typically done by inserting a thin tube through the skin into the abscess to drain the pus, helping to alleviate symptoms and promote healing.
14 services13 patients
Release of scar tissue at ureter 50715
This procedure involves removing scar tissue from a tube in your body that carries liquid waste from your kidneys to your bladder. Scar tissue can block this tube, causing discomfort and health issues. The goal is to restore normal function and alleviate any symptoms.
13 services13 patients
Partial release of large bowel and partial removal of large bowel using an endoscope 44213
This procedure involves using an endoscope, a flexible tube with a camera, to partially release and remove a section of your large bowel. It's a minimally invasive surgery that helps treat conditions like cancer or bowel obstruction.
12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Wakemed, Raleigh Campus

Acute Care Hospitals · Raleigh, NC
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340069
Location3000 New Bern AveRaleigh, NC 27610 · Wake County
Emergency services Birthing friendly

Wakemed, Cary Hospital

Acute Care Hospitals · Cary, NC
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number340173
Location1900 Kildare Farm RoadCary, NC 27518 · Wake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27514 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
$83.90 typical visit price
range $54.12 – $165.09
Typical copayment $20.97 (range $13.53 – $41.27)
Most-billed visit code 99203
Established Patient
$67.72 typical visit price
range $17.21 – $134.61
Typical copayment $16.93 (range $4.30 – $33.65)
Most-billed visit code 99213
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

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

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$69.64 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.

DR. TERESA MARY ANDERSON PHARM.D.
Pharmacist (Pharmacotherapy)
101 MANNING DR, CB 7600
CHAPEL HILL, NC 27514
Orange County (919) 966-2457
DR. KAMAKSHI V RAO PHARMD, BCOP
Pharmacist (Oncology)
101 MANNING DR, CB#7600, UNC HOSPITAL
CHAPEL HILL, NC 27514
Orange County (919) 966-1434
MS. MELODY ANN WATRAL MSN, RN, CPNP
Nurse Practitioner
101 MANNING DR
CHAPEL HILL, NC 27514
Orange County (919) 966-8809
MORGAN TREPTE PHARM.D.
Pharmacist (Oncology)
101 MANNING DR, CB 7600
CHAPEL HILL, NC 27514
Orange County (984) 974-8346
TREVOR STEPHEN BARLOWE
Student in an Organized Health Care Education/Training Program
101 MANNING DR
CHAPEL HILL, NC 27514
Orange County (984) 974-1000
KRISTIN M HEAD RN
Registered Nurse
101 MANNING DR
CHAPEL HILL, NC 27514
Orange County (984) 974-5421
KALYNN ANNE NORTHAM PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
101 MANNING DR
CHAPEL HILL, NC 27514
Orange County (984) 974-3765
KEVIN IVAN MORALES DEL MORAL
Internal Medicine (Cardiovascular Disease)
101 MANNING DR
CHAPEL HILL, NC 27514
Orange County (984) 974-1000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexandra Dieffenderfer's NPI number?

The NPI number for Alexandra Dieffenderfer is 1689192312. It was assigned to this individual provider in the NPPES registry on September 1, 2017.

Where is Alexandra Dieffenderfer located?

Alexandra Dieffenderfer practices at 101 Manning Dr, Chapel Hill, NC 27514. The listed phone number is (984) 974-1000.

What is Alexandra Dieffenderfer's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Alexandra Dieffenderfer enrolled in Medicare?

Yes. Alexandra Dieffenderfer is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Alexandra Dieffenderfer accept?

Health plans from Blue Cross and Blue Shield of NC list Alexandra Dieffenderfer as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Alexandra Dieffenderfer affiliated with any hospitals?

According to CMS data, Alexandra Dieffenderfer is affiliated with Wakemed, Raleigh Campus and Wakemed, Cary Hospital.

When was this NPI record last updated?

The NPPES record for Alexandra Dieffenderfer was last updated on May 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.