Mark R Mcmahon, MD - Medicare Orthopaedic Surgery in Fairfax, VA

Mark R Mcmahon, MD is a medicare enrolled "Orthopaedic Surgery" physician in Fairfax, Virginia. His current practice location is 3620 Joseph Siewick Dr, Suite 100, Fairfax, Virginia. You can reach out to his office (for appointments etc.) via phone at (703) 810-5223.

Mark R Mcmahon is licensed to practice in Virginia (license number 0101049426) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1497764435.

Contact Information

Mark R Mcmahon, MD
3620 Joseph Siewick Dr, Suite 100,
Fairfax, VA 22033-1757
(703) 810-5223
(703) 810-5403



Physician's Profile

Full NameMark R Mcmahon
GenderMale
SpecialityOrthopaedic Surgery
Location3620 Joseph Siewick Dr, Fairfax, Virginia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1497764435
  • Provider Enumeration Date: 08/07/2006
  • Last Update Date: 10/28/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 1951458876
  • Enrollment ID: I20100319000440

Medical Identifiers

Medical identifiers for Mark R Mcmahon such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1497764435NPI-NPPES
6409881MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207X00000XOrthopaedic Surgery 0101049426 (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. Mark R Mcmahon allows following entities to bill medicare on his behalf.
Entity NameOrthovirginia Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1588066740
PECOS PAC ID: 0547157224
Enrollment ID: O20150102000273

News Archive

Scientists make breakthrough by suppressing aflatoxin-producing fungus in groundnut

Scientists at the Donald Danforth Plant Science Center, in St. Louis, MO and their collaborators at the International Crops Research Institute for the Semi-Arid Tropics in Hyderabad, India, United States Department of Agriculture and Louisiana State University have made a significant research breakthrough by suppressing the aflatoxin-producing fungus in groundnut.

New York Times Editorial, column address provision in Medicare bill to delay DME competitive bidding program

The New York Times on Wednesday published an editorial and column that addressed a provision included in a Medicare bill (HR 6331) passed by the House that would delay for 18 months a competitive bidding program for durable medical equipment.

Emergency physicians encourage safe fireworks practices

Fireworks sales will be blazing across the country from now through the Fourth of July. As retailers begin their promotions, the Pennsylvania Academy of Ophthalmology, the Pennsylvania College of Emergency Physicians, and the Pennsylvania Medical Society join the American Academy of Ophthalmology in shining light on the explosive fact: fireworks injuries cause approximately 10,000 visits to the emergency room each year, according to the data from the U.S. Consumer Product Safety Commission.

First Edition: April 15, 2013

Today's headlines include reports about the Medicare provisions in the budget plan released last week by President Barack Obama as well as previews of the Supreme Court's consideration of arguments regarding whether human genes can be patented.

Read more Medical News

› Verified 6 days ago

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. Mark R Mcmahon 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
Mark R Mcmahon, MD
Po Box 75420,
Baltimore, MD 21275-5420

Ph: (703) 383-6469
Mark R Mcmahon, MD
3620 Joseph Siewick Dr, Suite 100,
Fairfax, VA 22033-1757

Ph: (703) 810-5223

News Archive

Scientists make breakthrough by suppressing aflatoxin-producing fungus in groundnut

Scientists at the Donald Danforth Plant Science Center, in St. Louis, MO and their collaborators at the International Crops Research Institute for the Semi-Arid Tropics in Hyderabad, India, United States Department of Agriculture and Louisiana State University have made a significant research breakthrough by suppressing the aflatoxin-producing fungus in groundnut.

New York Times Editorial, column address provision in Medicare bill to delay DME competitive bidding program

The New York Times on Wednesday published an editorial and column that addressed a provision included in a Medicare bill (HR 6331) passed by the House that would delay for 18 months a competitive bidding program for durable medical equipment.

Emergency physicians encourage safe fireworks practices

Fireworks sales will be blazing across the country from now through the Fourth of July. As retailers begin their promotions, the Pennsylvania Academy of Ophthalmology, the Pennsylvania College of Emergency Physicians, and the Pennsylvania Medical Society join the American Academy of Ophthalmology in shining light on the explosive fact: fireworks injuries cause approximately 10,000 visits to the emergency room each year, according to the data from the U.S. Consumer Product Safety Commission.

First Edition: April 15, 2013

Today's headlines include reports about the Medicare provisions in the budget plan released last week by President Barack Obama as well as previews of the Supreme Court's consideration of arguments regarding whether human genes can be patented.

Read more News

› Verified 6 days ago


Orthopaedic Surgery Doctors in Fairfax, VA

Dr. Greg E Gaski, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 8501 Arlington Blvd Ste 200, Fairfax, VA 22031
Phone: 703-970-6464    Fax: 703-970-6465
Robert B Stinger, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 8501 Arlington Blvd Ste 200, Fairfax, VA 22031
Phone: 703-205-2626    Fax: 703-205-7324
Dr. George Damon Gantsoudes, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 3023 Hamaker Ct Ste 500, Fairfax, VA 22031
Phone: 703-876-2788    
Brent R Ain, MD
Orthopedic Surgery
Medicare: Medicare Enrolled
Practice Location: 3650 Joseph Siewick Dr, Suite 300, Fairfax, VA 22033
Phone: 703-391-0111    Fax: 703-391-2945
Sohail K Mirza, M.D., M.P.H.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4250 Chain Bridge Rd, Fairfax, VA 22030
Phone: 703-828-6579    Fax: 571-458-7336
Meryl Rutkowski Ludwig, MD
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 3023 Hamaker Ct Ste 500, Fairfax, VA 22031
Phone: 703-876-2788    
Keith Willis Lawhorn, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 3620 Joseph Siewick Dr, Suite 100, Fairfax, VA 22033
Phone: 703-810-5223    Fax: 703-810-5403

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