Gregory C Marcum, MD - Medicare Emergency Medicine in Kingsport, TN

Gregory C Marcum, MD is a medicare enrolled "Emergency Medicine" physician in Kingsport, Tennessee. His current practice location is 130 W Ravine Rd, Kingsport, Tennessee. You can reach out to his office (for appointments etc.) via phone at (423) 224-4000.

Gregory C Marcum is licensed to practice in Tennessee (license number 19016) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1992749600.

Contact Information

Gregory C Marcum, MD
130 W Ravine Rd,
Kingsport, TN 37660-3810
(423) 224-4000
Not Available

Map and Direction




Physician's Profile

Full NameGregory C Marcum
GenderMale
SpecialityEmergency Medicine
Location130 W Ravine Rd, Kingsport, Tennessee
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1992749600
  • Provider Enumeration Date: 06/15/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 0840363230
  • Enrollment ID: I20080717000673

Medical Identifiers

Medical identifiers for Gregory C Marcum such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1992749600NPI-NPPES
3034295MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 19016 (Tennessee)Primary

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. Gregory C Marcum allows following entities to bill medicare on his behalf.
Entity NameNortheast Tennessee Emergency Physicians Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1467427138
PECOS PAC ID: 7517911712
Enrollment ID: O20050310000431
Entity NameTri-cities Regional Emergency Physicians, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063950046
PECOS PAC ID: 3678859477
Enrollment ID: O20170410002399

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. Gregory C Marcum 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
Gregory C Marcum, MD
551 Main St, Third Floor,
Johnstown, PA 15901-2032

Ph: (814) 539-5724
Gregory C Marcum, MD
130 W Ravine Rd,
Kingsport, TN 37660-3810

Ph: (423) 224-4000

Reviews and Comments


Emergency Medicine Doctors in Kingsport, TN

Dr. James Henry Burleson, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2000 Brookside Dr, Indian Path Hospital, Kingsport, TN 37660
Phone: 423-857-7870    Fax: 423-857-7872
William D Hudson, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 130 W Ravine Rd, Kingsport, TN 37662
Phone: 423-224-4000    
Mrs. Susan Watts Jeansonne, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2002 Brookside Dr, Suite 200, Kingsport, TN 37660
Phone: 423-224-3933    Fax: 423-224-3934
Dr. Jeffrey Stayer, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 130 W Ravine Rd, Kingsport, TN 37660
Phone: 423-239-9737    
Dr. Renee May Sayson Miranda, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 102 E Ravine Rd, Kingsport, TN 37660
Phone: 423-245-9600    Fax: 423-245-9634
William E Devens Jr., MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 130 W Ravine Rd, Kingsport, TN 37662
Phone: 423-224-4000    
Dr. Tunga Trishul Reddy, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 415 Broad St, Suite 410, Kingsport, TN 37660
Phone: 423-747-1240    

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).

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