Dr John Calvin Horner, MD - Medicare Internal Medicine in Morristown, TN

Dr John Calvin Horner, MD is a medicare enrolled "Internal Medicine" physician in Morristown, Tennessee. He went to University Of Tennessee, Hsc, College Of Medicine and graduated in 1982 and has 42 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 538 W 6th North St, Morristown, Tennessee. You can reach out to his office (for appointments etc.) via phone at (423) 587-5283.

Dr John Calvin Horner is licensed to practice in Tennessee (license number 014291) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1760414635.

Contact Information

Dr John Calvin Horner, MD
538 W 6th North St,
Morristown, TN 37814-3939
(423) 587-5283
(425) 587-9508

Map and Direction




Physician's Profile

Full NameDr John Calvin Horner
GenderMale
SpecialityInternal Medicine
Experience42 Years
Location538 W 6th North St, Morristown, Tennessee
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr John Calvin Horner attended and graduated from University Of Tennessee, Hsc, College Of Medicine in 1982
  NPI Data:
  • NPI Number: 1760414635
  • Provider Enumeration Date: 07/07/2006
  • Last Update Date: 01/28/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 5890975619
  • Enrollment ID: I20110211000277

Medical Identifiers

Medical identifiers for Dr John Calvin Horner such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1760414635NPI-NPPES
3005475MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 014291 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Amedisys Home Health CareMorristown, TNHome health agency
Morristown Hamblen Hospital AssociationMorristown, TNHospital

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 John Calvin Horner allows following entities to bill medicare on his behalf.
Entity NameHospital Medicine Services Of Tennessee Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528433802
PECOS PAC ID: 9234432881
Enrollment ID: O20160114002673

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 John Calvin Horner 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 John Calvin Horner, MD
538 W 6th North St,
Morristown, TN 37814-3939

Ph: (423) 587-5283
Dr John Calvin Horner, MD
538 W 6th North St,
Morristown, TN 37814-3939

Ph: (423) 587-5283

Reviews and Comments


Internal Medicine Doctors in Morristown, TN

Dr. Alay Mansurov, M.D.
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Practice Location: 908 W 4th North St, Morristown, TN 37814
Phone: 423-492-6100    
Syed Shaukat Husnain, MD
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Practice Location: 850 W 3rd North St, Morristown, TN 37814
Phone: 423-581-2795    Fax: 423-581-7113
Dr. Rodney O. Diehl, DO
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Practice Location: 705 Mcfarland St, Morristown, TN 37814
Phone: 423-492-5450    
Orlanda Raymond Lowry Iii, M.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 1432 Darbee Dr, Morristown, TN 37814
Phone: 423-581-3160    
Ifeoma Chiamaka Ogbuka, M.D
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Medicare: Accepting Medicare Assignments
Practice Location: 908 W 4th North St, Morristown, TN 37814
Phone: 773-701-2146    
Ernesto Mejia, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 500 Mcfarland St, Suite B, Morristown, TN 37814
Phone: 423-587-0740    Fax: 423-581-0063
Paul B Cardali, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 420 W Morris Blvd, Healthstar Physicians, Morristown, TN 37813
Phone: 423-586-0443    Fax: 423-586-0431

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.