David A Calhoun, MD - Medicare Sleep Medicine in Charlottesville, VA

David A Calhoun, MD is a medicare enrolled "Internal Medicine - Sleep Medicine" physician in Charlottesville, Virginia. He went to University Of Virginia School Of Medicine and graduated in 1986 and has 38 years of diverse experience with area of expertise as Sleep Medicine. He is a member of the group practice Martha Jefferson Medical Group Llc and his current practice location is 500 Martha Jefferson Dr Fl 5, Charlottesville, Virginia. You can reach out to his office (for appointments etc.) via phone at (434) 654-5260.

David A Calhoun is licensed to practice in Virginia (license number 0101266549) 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 1164468229.

Contact Information

David A Calhoun, MD
500 Martha Jefferson Dr Fl 5,
Charlottesville, VA 22911-4668
(434) 654-5260
(844) 340-9731

Map and Direction




Physician's Profile

Full NameDavid A Calhoun
GenderMale
SpecialitySleep Medicine
Experience38 Years
Location500 Martha Jefferson Dr Fl 5, Charlottesville, Virginia
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:
  • David A Calhoun attended and graduated from University Of Virginia School Of Medicine in 1986
  NPI Data:
  • NPI Number: 1164468229
  • Provider Enumeration Date: 06/20/2006
  • Last Update Date: 07/07/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 5597889253
  • Enrollment ID: I20200128002804

Medical Identifiers

Medical identifiers for David A Calhoun such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1164468229NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 13370 (Alabama)Secondary
207RS0012XInternal Medicine - Sleep Medicine 0101266549 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Sentara Martha Jefferson HospitalCharlottesville, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Martha Jefferson Medical Group Llc5991889081166

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. David A Calhoun allows following entities to bill medicare on his behalf.
Entity NameMartha Jefferson Medical Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275720559
PECOS PAC ID: 5991889081
Enrollment ID: O20080228000055

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. David A Calhoun 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
David A Calhoun, MD
Po Box 79777,
Baltimore, MD 21279-0777

Ph: (434) 654-7794
David A Calhoun, MD
500 Martha Jefferson Dr Fl 5,
Charlottesville, VA 22911-4668

Ph: (434) 654-5260

Reviews and Comments


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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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