Dr Han-jong Koh, MD - Medicare Internal Medicine in Leesburg, VA

Dr Han-jong Koh, MD is a medicare enrolled "Internal Medicine" physician in Leesburg, Virginia. He went to Medical College Of Wisconsin and graduated in 1990 and has 34 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 224d Cornwall St Nw, Ste 302, Leesburg, Virginia. You can reach out to his office (for appointments etc.) via phone at (703) 737-7622.

Dr Han-jong Koh is licensed to practice in Virginia (license number 0101051485) 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 1619962263.

Contact Information

Dr Han-jong Koh, MD
224d Cornwall St Nw, Ste 302,
Leesburg, VA 20176-2700
(703) 737-7622
(703) 737-7943

Map and Direction




Physician's Profile

Full NameDr Han-jong Koh
GenderMale
SpecialityInternal Medicine
Experience34 Years
Location224d Cornwall St Nw, Leesburg, 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:
  • Dr Han-jong Koh attended and graduated from Medical College Of Wisconsin in 1990
  NPI Data:
  • NPI Number: 1619962263
  • Provider Enumeration Date: 09/20/2005
  • Last Update Date: 04/25/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 6901900661
  • Enrollment ID: I20110118000502

Medical Identifiers

Medical identifiers for Dr Han-jong Koh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619962263NPI-NPPES
110217163OtherMEDICARE RAILROAD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 0101051485 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Inova Loudoun HospitalLeesburg, VAHospital

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 Han-jong Koh allows following entities to bill medicare on his behalf.
Entity NameLansdowne Internal Medicine Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720111685
PECOS PAC ID: 5496859159
Enrollment ID: O20070406000045

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 Han-jong Koh 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 Han-jong Koh, MD
224d Cornwall St Nw, Ste 302,
Leesburg, VA 20176-2700

Ph: (703) 737-7740
Dr Han-jong Koh, MD
224d Cornwall St Nw, Ste 302,
Leesburg, VA 20176-2700

Ph: (703) 737-7622

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).

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.