DR. EMILY E RAY KO M.D.
NPI 1336342997
Hospitalist in Durham, NC

Active since June 08, 2007PECOS EnrolledAccepts Medicare Assignment
4103 GRACEVIEW WAY, DURHAM, NC 27705(206) 240-3764 Get Directions Write a Review

NPPES record last updated: October 4, 2012. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Emily E Ray Ko M.d. NPPES

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

DR. EMILY E RAY KO M.D. (NPI 1336342997) is an individual hospitalist provider in Durham, North Carolina, licensed in Washington (MD60166435) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Duke Regional Hospital, and is a graduate of Stanford University School Of Medicine (1997).

NPPES Registry Identity

NPI1336342997
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. EMILY E RAY KOCredential: M.D.
Location Address4103 GRACEVIEW WAYDurham, NC 27705-1684
Mailing Address4103 Graceview WayDurham, NC 27705-1684 · (206) 240-3764
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 1997
Enumeration DateJune 8, 2007
Last NPPES UpdateOctober 4, 2012
NPI 1336342997 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
Licenses Licensed in WA · MD60166435 Licensed in NC · 2012-01967
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

4103 GRACEVIEW WAY, Durham, NC 27705

Other Names 1

Former Name (1)Dr. Emily E Ray M.d.

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

Dr. Emily E Ray Ko 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 ID6800085655
PECOS Enrollment IDI20130111000092
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 4

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.
56 services25 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.
30 services30 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.
25 services14 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
16 services15 patients

Hospital Affiliations CMS Care Compare

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

Duke Regional Hospital

Acute Care Hospitals · Durham, NC
4/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number340155
Location3643 N Roxboro StreetDurham, NC 27704 · Durham County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27705 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
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
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 2

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$91.55 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$34.10 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Emily Ray Ko's NPI number?

The NPI number for Emily Ray Ko is 1336342997. It was assigned to this individual provider in the NPPES registry on June 8, 2007. The provider is also known as Dr. Emily E Ray M.D..

Where is Emily Ray Ko located?

Emily Ray Ko practices at 4103 Graceview Way, Durham, NC 27705. The listed phone number is (206) 240-3764.

What is Emily Ray Ko's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Emily Ray Ko enrolled in Medicare?

Yes. Emily Ray Ko 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.

Is Emily Ray Ko affiliated with any hospitals?

According to CMS data, Emily Ray Ko is affiliated with Duke Regional Hospital.

When was this NPI record last updated?

The NPPES record for Emily Ray Ko was last updated on October 4, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.