Karen E Johnson, MD - Medicare Internal Medicine in Alexandria, VA

Karen E Johnson, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Alexandria, Virginia. Her current practice location is 2000 North Beauregard St, Ste 360, Alexandria, Virginia. You can reach out to her office (for appointments etc.) via phone at (703) 924-9004.

Karen E Johnson is licensed to practice in Virginia (license number 0101054749) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1285707018.

Contact Information

Karen E Johnson, MD
2000 North Beauregard St, Ste 360,
Alexandria, VA 22311
(703) 924-9004
(703) 924-9067



Physician's Profile

Full NameKaren E Johnson
GenderFemale
SpecialityInternal Medicine - Pulmonary Disease
Location2000 North Beauregard St, Alexandria, Virginia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1285707018
  • Provider Enumeration Date: 11/17/2006
  • Last Update Date: 05/12/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 0244284875
  • Enrollment ID: I20050308000231

Medical Identifiers

Medical identifiers for Karen E Johnson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285707018NPI-NPPES
010188946MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0200XInternal Medicine - Critical Care Medicine 0101054749 (Virginia)Secondary
207RP1001XInternal Medicine - Pulmonary Disease 0101054749 (Virginia)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. Karen E Johnson allows following entities to bill medicare on her behalf.
Entity NameInova Health Care Services
Entity TypePart B Supplier - Hospital Department(s)
Entity IdentifiersNPI Number: 1952320061
PECOS PAC ID: 2466351093
Enrollment ID: O20110104000695

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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. Karen E Johnson 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
Karen E Johnson, MD
2000 North Beauregard St, Ste 360,
Alexandria, VA 22311

Ph: (703) 924-9004
Karen E Johnson, MD
2000 North Beauregard St, Ste 360,
Alexandria, VA 22311

Ph: (703) 924-9004

News Archive

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Research led by Howard L. Kaufman, MD, FACS, associate director for clinical science and chief surgical officer at Rutgers Cancer Institute of New Jersey and colleagues, shows advanced-stage melanoma patients have significant improvement in durable response rate and a trend toward improved survival when treated with a genetically-modified form of a herpes virus, whose native form causes the common cold sore.

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Internal Medicine Doctors in Alexandria, VA

George Peter Silis, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 5115 Franconia Road, Sutie G, Alexandria, VA 22310
Phone: 703-922-4222    Fax: 703-922-4253
Dr. Madhusudanan Srambickal Ramaswamy, M.D., M.S.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 4320 Seminary Rd, Alexandria, VA 22304
Phone: 703-504-3000    Fax: 571-285-0027
Nabeela Tabassum, M.D.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 4810 Beauregard St, Ste 303, Alexandria, VA 22312
Phone: 703-750-0108    Fax: 703-750-0230
Dr. Chinedu Madu, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 4825 Mark Center Dr Ste 150, Alexandria, VA 22311
Phone: 703-751-8111    Fax: 703-751-1105
Kim-dung T Nguyen, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 5130 Duke St, 8, Alexandria, VA 22304
Phone: 703-823-2849    Fax: 703-823-2847
Dr. Muhammed F. Khokhar,
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 4660 Kenmore Ave Ste 810, Alexandria, VA 22304
Phone: 703-823-0333    Fax: 703-823-8611
Tariq Rehman, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 4141a Duke St, Alexandria, VA 22304
Phone: 703-461-3556    Fax: 703-461-8075

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