Dr Emily E Ray Ko, MD - Medicare Hospitalist in Durham, NC

Dr Emily E Ray Ko, MD is a medicare enrolled "Hospitalist" physician in Durham, North Carolina. She went to Stanford University School Of Medicine and graduated in 1997 and has 27 years of diverse experience with area of expertise as Hospitalist. She is a member of the group practice Duke University Health System Inc and her current practice location is 4103 Graceview Way, Durham, North Carolina. You can reach out to her office (for appointments etc.) via phone at (206) 240-3764.

Dr Emily E Ray Ko is licensed to practice in Washington (license number MD60166435) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1336342997.

Contact Information

Dr Emily E Ray Ko, MD
4103 Graceview Way,
Durham, NC 27705-1684
(206) 240-3764
Not Available

Map and Direction




Physician's Profile

Full NameDr Emily E Ray Ko
GenderFemale
SpecialityHospitalist
Experience27 Years
Location4103 Graceview Way, Durham, North Carolina
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Emily E Ray Ko attended and graduated from Stanford University School Of Medicine in 1997
  NPI Data:
  • NPI Number: 1336342997
  • Provider Enumeration Date: 06/08/2007
  • Last Update Date: 10/04/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 6800085655
  • Enrollment ID: I20130111000092

Medical Identifiers

Medical identifiers for Dr Emily E Ray Ko such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336342997NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist MD60166435 (Washington)Primary
208M00000XHospitalist 2012-01967 (North Carolina)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Duke Regional HospitalDurham, NCHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Duke University Health System Inc2567372345852

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Emily E Ray Ko allows following entities to bill medicare on her behalf.
Entity NameDuke University Health System Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376574798
PECOS PAC ID: 2567372345
Enrollment ID: O20031126000274

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Emily E Ray Ko is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Emily E Ray Ko, MD
4103 Graceview Way,
Durham, NC 27705-1684

Ph: (206) 240-3764
Dr Emily E Ray Ko, MD
4103 Graceview Way,
Durham, NC 27705-1684

Ph: (206) 240-3764

Reviews and Comments


Hospitalist Doctors in Durham, NC

Samuel Augustus Hofacker, MD
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Phone: 919-681-8263    
Jose Antonio Lozano, M.D.
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Practice Location: 508 Fulton St, Durham, NC 27705
Phone: 919-286-0411    
Meena K Mohan, MD
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Practice Location: 3643 N Roxboro St, Durham, NC 27704
Phone: 919-470-4000    
Dr. Philip Chu, MD
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Practice Location: 2301 Erwin Rd Cb 2918, Durham, NC 27710
Phone: 919-684-8111    
Dr. Sandra Beth Brown, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 2301 Erwin Road Duke University Medical Center, Durham, NC 27710
Phone: 919-684-2496    Fax: 919-668-5271
Zubair Ur Rehman, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 2310 Erwin Road, Durham, NC 27710
Phone: 919-954-3000    
Ali R. Qamar, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 40 Duke Medicine Cir, Durham, NC 27710
Phone: 919-684-8111    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.