Mark Fuller Sewell, M.D.
Maternal & Fetal Medicine Physician · Alexandria, VA
Mark Fuller Sewell, M.D. is a maternal & fetal medicine physician with a practice address in Alexandria, Virginia, and NPI 1912913880, issued on Jul 31, 2006. Check the license (Virginia 0101229824, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Mark Fuller Sewell
- Credential
- M.D.
- Primary taxonomy
- Maternal & Fetal Medicine Physician 207VM0101X
- License numbers
- 0101229824 VA
2011-1303 NC
35083035S OH
Self-reported in NPPES; status is on the state search - Practice location
- 4320 Seminary RD, Alexandria, VA 22304
- Phone
- (703) 504-3000
- Enumerated
- Jul 31, 2006
- Record last updated
- Jul 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (703) 504-3388
- Medicare enrollment
- Enrolled (PECOS I20190515002413); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 1999
- Entity
- Type 1 · individual
8 nearest maternal & fetal medicine physician records → All 79 in Virginia → Look up another NPI →
Also registered at 4320 Seminary RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lee Abbott, CPRSPeer Specialist1841011863
- Nehna Abdul Majeed, M.D.Internal Medicine Physician1861843773
- Husam Al Samarah, M.DCritical Care Medicine (Internal Medicine) Physician1861633638
- Ali Alikhani, MDVascular & Interventional Radiology Physician1336582519
- Rodolfo Alora, PTPhysical Therapist1033440748
- Melissa Alverson, CSASurgical Assistant1528948676
Verify Mark Fuller Sewell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101229824Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 81.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Inova Health Care ServicesFalls Church, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Fuller Sewell among 79 maternal & fetal medicine physician records in Virginia
Mark Fuller Sewell, M.D. is one of 79 maternal & fetal medicine physician records with a practice address in Virginia. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 58% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1999 · median 2006 among the 49 with a school on file
- Record last updated2021 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Maternal & Fetal Medicine Physician providers in Virginia
There are 79 maternal & fetal medicine physician records in Virginia.
All 79 in Virginia → Every provider in Alexandria → Maternal & Fetal Medicine Physician nationwide →
The 8 maternal & fetal medicine physician records with the nearest ZIP codes
- Nkechinyere Emezienna, MDAlexandria, VA 223041437681509
- Alessandro Ghidini, MDAlexandria, VA 223041427097336
- Armin Razavi, M.D.Alexandria, VA 223151962727958
- Maurice Eggleston, M.D.Fredericksburg, VA 224011851365225
- Samer Cheaib, MDArlington, VA 222061679728273
- Myriam Ferzli, M.D.Arlington, VA 222051821224437
- Kathleen Heim, M.D.Arlington, VA 222051497071310
- Kelly Orzechowski, M.D.Arlington, VA 222051841425873
Common questions
What is Mark Fuller Sewell, M.D.'s NPI number?
Mark Fuller Sewell, M.D.'s National Provider Identifier (NPI) is 1912913880, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Fuller Sewell, M.D. located?
The NPPES record lists a practice address at 4320 Seminary RD, Alexandria, VA, 22304. Phone: (703) 504-3000. Providers update this record themselves, so call before visiting.
How can I verify Mark Fuller Sewell, M.D.'s license?
NPPES lists Virginia license number 0101229824, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Mark Fuller Sewell, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.