Dr Mark Nau, MD - Medicare Critical Care (intensivists) in Fort Belvoir, VA

Dr Mark Nau, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Fort Belvoir, Virginia. He went to Indiana University School Of Medicine and graduated in 2016 and has 8 years of diverse experience with area of expertise as Critical Care (intensivists). He is a member of the group practice Johns Hopkins Community Physicians and his current practice location is 9300 Dewitt Loop, Fort Belvoir, Virginia. You can reach out to his office (for appointments etc.) via phone at (571) 231-1605.

Dr Mark Nau is licensed to practice in Virginia (license number 0101271145) 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 1033579479.

Contact Information

Dr Mark Nau, MD
9300 Dewitt Loop,
Fort Belvoir, VA 22060-5285
(571) 231-1605
Not Available

Map and Direction




Physician's Profile

Full NameDr Mark Nau
GenderMale
SpecialityCritical Care (intensivists)
Experience8 Years
Location9300 Dewitt Loop, Fort Belvoir, 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 Mark Nau attended and graduated from Indiana University School Of Medicine in 2016
  NPI Data:
  • NPI Number: 1033579479
  • Provider Enumeration Date: 02/27/2016
  • Last Update Date: 12/08/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 7810259132
  • Enrollment ID: I20220728002615

Medical Identifiers

Medical identifiers for Dr Mark Nau such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033579479NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 0101271145 (Virginia)Primary
207RC0200XInternal Medicine - Critical Care Medicine D0093781 (Maryland)Secondary
207R00000XInternal Medicine D0093781 (Maryland)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Howard County General HospitalColumbia, MDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Johns Hopkins Community Physicians8325943707568

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 Mark Nau allows following entities to bill medicare on his behalf.
Entity NameJohns Hopkins Community Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1578598868
PECOS PAC ID: 8325943707
Enrollment ID: O20031220000065

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 Mark Nau 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 Mark Nau, MD
9300 Dewitt Loop,
Fort Belvoir, VA 22060-5285

Ph: (571) 231-1605
Dr Mark Nau, MD
9300 Dewitt Loop,
Fort Belvoir, VA 22060-5285

Ph: (571) 231-1605

Reviews and Comments


Internal Medicine Doctors in Fort Belvoir, VA

Melissa Roberts, MD
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 9300 Dewitt Loop, Fort Belvoir, VA 22060
Phone: 571-231-1803    
Dr. Jami Jo Peterson, DO
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 9300 Dewitt Loop, Fort Belvoir, VA 22060
Phone: 571-231-3292    
Dr. Andrew Chul-wook Kim, D.O.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 8725 John J Kingman Rd, Dtra, Stop 6201, Fort Belvoir, VA 22060
Phone: 703-767-4997    Fax: 703-767-4999
Dr. Rebecca Margaret Seifried, D.O.
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 9300 Dewitt Loop, Fort Belvoir, VA 22060
Phone: 571-231-2008    
Natasha Ariana Petrackis, M.D.
Pulmonary Disease
Medicare: Medicare Enrolled
Practice Location: 9300 Dewitt Loop, Fort Belvoir, VA 22060
Phone: 571-231-2408    Fax: 571-231-2230
Dr. Robert Napoleon Wood-morris, MD
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 9300 Dewitt Loop, Fort Belvoir Community Hospital, Fort Belvoir, VA 22060
Phone: 571-231-1402    

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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.

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