Dr Clarissa S Geyer, MD - Medicare Hematology/oncology in Morristown, TN

Dr Clarissa S Geyer, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Morristown, Tennessee. She graduated from medical school in 1989 and has 35 years of diverse experience with area of expertise as Hematology/oncology. She is a member of the group practice University Health System, Inc. and her current practice location is 908 W 4th North St, Morristown, Tennessee. You can reach out to her office (for appointments etc.) via phone at (423) 522-4900.

Dr Clarissa S Geyer is licensed to practice in Tennessee (license number MD0000034568) 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 1528264223.

Contact Information

Dr Clarissa S Geyer, MD
908 W 4th North St,
Morristown, TN 37814-3894
(423) 522-4900
(423) 522-4901



Physician's Profile

Full NameDr Clarissa S Geyer
GenderFemale
SpecialityHematology/oncology
Experience35 Years
Location908 W 4th North St, Morristown, Tennessee
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 Clarissa S Geyer graduated from medical school in 1989
  NPI Data:
  • NPI Number: 1528264223
  • Provider Enumeration Date: 06/21/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 8325130198
  • Enrollment ID: I20070824000131

Medical Identifiers

Medical identifiers for Dr Clarissa S Geyer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1528264223NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology MD0000034568 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of Tn Medical CenterKnoxville, TNHospital
Fort Loudoun Medical CenterLenoir city, TNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Health System, Inc.5294646378526

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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 Clarissa S Geyer allows following entities to bill medicare on her behalf.
Entity NameUniversity Health System, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790738763
PECOS PAC ID: 5294646378
Enrollment ID: O20031111000809

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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 Clarissa S Geyer 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 Clarissa S Geyer, MD
1934 Alcoa Hwy Ste 474,
Knoxville, TN 37920-1526

Ph: (865) 544-8780
Dr Clarissa S Geyer, MD
908 W 4th North St,
Morristown, TN 37814-3894

Ph: (423) 522-4900

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Internal Medicine Doctors in Morristown, TN

Syed Shaukat Husnain, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 850 W 3rd North St, Morristown, TN 37814
Phone: 423-581-2795    Fax: 423-581-7113
Dr. Rodney O. Diehl, DO
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 705 Mcfarland St, Morristown, TN 37814
Phone: 423-492-5450    
Orlanda Raymond Lowry Iii, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 1432 Darbee Dr, Morristown, TN 37814
Phone: 423-581-3160    
Ifeoma Chiamaka Ogbuka, M.D
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 908 W 4th North St, Morristown, TN 37814
Phone: 773-701-2146    
Ernesto Mejia, MD
Hematology & Oncology
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
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 420 W Morris Blvd, Healthstar Physicians, Morristown, TN 37813
Phone: 423-586-0443    Fax: 423-586-0431
David Arden Walker, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 850 W 3rd North St, Suite B, Morristown, TN 37814
Phone: 423-581-2795    Fax: 423-289-1605

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