JUNEKO ELAINE GRILLEY-OLSON M.D.
NPI 1417074204
Internal Medicine - Hematology & Oncology in Durham, NC

Active since March 25, 2007PECOS EnrolledAccepts Medicare Assignment
30 DUKE MEDICINE CIR, DURHAM, NC 27710(919) 668-2168 Get Directions Write a Review

NPPES record last updated: April 23, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Juneko Elaine Grilley-olson M.d. NPPES

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

JUNEKO ELAINE GRILLEY-OLSON M.D. (NPI 1417074204) is an individual hematology & oncology provider in Durham, North Carolina, licensed in North Carolina (2009-00935) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS, is affiliated with Duke University Hospital, and is a graduate of Rowan University School Of Osteopathic Medicine (2003).

NPPES Registry Identity

NPI1417074204
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameJUNEKO ELAINE GRILLEY-OLSONCredential: M.D.
Location Address30 DUKE MEDICINE CIRDurham, NC 27710-3000
Mailing Address30 Duke Medicine CirDurham, NC 27710-3000 · (919) 668-2168
Sole ProprietorNo
Medical School CMSRowan University School Of Osteopathic MedicineGraduated 2003
Enumeration DateMarch 25, 2007
Last NPPES UpdateApril 23, 2026
NPPES CertifiedApril 23, 2026
NPI 1417074204 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 · 2009-00935
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.

30 DUKE MEDICINE CIR, 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

Juneko Elaine Grilley-olson 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 ID6608921028
PECOS Enrollment IDI20090908000275
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.

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.
44 services16 patients
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.
33 services18 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.
29 services16 patients
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.
19 services15 patients
New patient office or other outpatient visit, 60-74 minutes 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
15 services15 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
11 services11 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.

Other Providers at the Same Location NPPES 7

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

Nurse Practitioner
30 DUKE MEDICINE CIR
DURHAM, NC 27710
Orthopaedic Surgery
30 DUKE MEDICINE CIR
DURHAM, NC 27710
Internal Medicine (Endocrinology, Diabetes & Metabolism)
30 DUKE MEDICINE CIR
DURHAM, NC 27710
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
30 DUKE MEDICINE CIR, CLINIC 2F/2G
DURHAM, NC 27710
Internal Medicine (Endocrinology, Diabetes & Metabolism)
30 DUKE MEDICINE CIR
DURHAM, NC 27710
Internal Medicine (Hematology & Oncology)
30 DUKE MEDICINE CIR
DURHAM, NC 27710
Registered Nurse (Infusion Therapy)
30 DUKE MEDICINE CIR
DURHAM, NC 27710

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 Juneko Grilley-olson's NPI number?

The NPI number for Juneko Grilley-olson is 1417074204. It was assigned to this individual provider in the NPPES registry on March 25, 2007.

Where is Juneko Grilley-olson located?

Juneko Grilley-olson practices at 30 Duke Medicine Cir, Durham, NC 27710. The listed phone number is (919) 668-2168.

What is Juneko Grilley-olson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Juneko Grilley-olson enrolled in Medicare?

Yes. Juneko Grilley-olson 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 Juneko Grilley-olson accept?

Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Blue Cross and Blue Shield of NC list Juneko Grilley-olson 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 Juneko Grilley-olson affiliated with any hospitals?

According to CMS data, Juneko Grilley-olson is affiliated with Duke University Hospital.

When was this NPI record last updated?

The NPPES record for Juneko Grilley-olson was last updated on April 23, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.