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DR. AMY REZAK M.D.
NPI 1780735886
Surgery - Surgical Critical Care in Durham, NC

Active since January 15, 2007PECOS EnrolledAccepts Medicare Assignment
DUMC 2837 DEPARTMENT OF SURGERY, DURHAM, NC 27710(919) 618-9361 Get Directions Write a Review

NPPES record last updated: April 23, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Amy Rezak M.d. NPPES

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

DR. AMY REZAK M.D. (NPI 1780735886) is an individual surgical critical care provider in Durham, North Carolina, licensed in North Carolina (2011-01141) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Duke University Hospital, and is a graduate of Other (2001).

NPPES Registry Identity

NPI1780735886
Entity TypeIndividualFemale
Primary Taxonomy2086S0102X
Provider Legal NameDR. AMY REZAKCredential: M.D.
Location AddressDUMC 2837 DEPARTMENT OF SURGERYDurham, NC 27710-0001
Mailing AddressDumc 2837 Department Of SurgeryDurham, NC 27710-0001 · (919) 618-9361
Phone(919) 618-9361
Sole ProprietorYes
Medical School CMSOtherGraduated 2001
Enumeration DateJanuary 15, 2007
Last NPPES UpdateApril 23, 2024
NPPES CertifiedApril 23, 2024
✔ NPI 1780735886 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Surgical Critical CareAllopathic & Osteopathic Physicians
Taxonomy Code2086S0102X
License✔ Licensed in NC · 2011-01141
Definition
A surgeon with expertise in the management of the critically ill and postoperative patient, particularly the trauma victim, who specializes in critical care medicine diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedSurgeryTaxonomy 208600000X · License 043832 (CT)
DUMC 2837 DEPARTMENT OF SURGERY, Durham, NC 27710
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Amy Rezak M.d. 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 ID5698840619
PECOS Enrollment IDI20111010000524
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.

Medicare Billing Reassignment

Medicare enrollment records show Amy Rezak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Duke Health Integrated Practice, Inc
3.1 mi
Foot and Ankle Surgery
2609 N DUKE ST STE 301
Durham, NC 27704
  • Reassigned Medicare billing, North Carolina enrollment
  • 3,671 clinicians in this Medicare group
NPI 1518725936 (919) 477-9333

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
106 services37 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
81 services26 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
71 services70 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
51 services22 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
21 services20 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
14 services14 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

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 Amy Rezak's NPI number?

The NPI number for Amy Rezak is 1780735886. It was assigned to this individual provider in the NPPES registry on January 15, 2007.

Where is Amy Rezak located?

Amy Rezak practices at Dumc 2837 Department Of Surgery, Durham, NC 27710. The listed phone number is (919) 618-9361.

What is Amy Rezak's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Surgical Critical Care, with taxonomy code 2086S0102X.

Is Amy Rezak enrolled in Medicare?

Yes. Amy Rezak 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.

Which organization bills Medicare for Amy Rezak's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amy Rezak reassigns Medicare benefits to Duke Health Integrated Practice, Inc (Durham, NC). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Amy Rezak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Amy Rezak accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Cigna Healthcare list Amy Rezak 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 Amy Rezak affiliated with any hospitals?

According to CMS data, Amy Rezak is affiliated with Duke University Hospital.

When was this NPI record last updated?

The NPPES record for Amy Rezak was last updated on April 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.