NPPES file of Aug 9, 2026

Melissa Sj Mark, M.D.

Pediatric Hematology & Oncology Physician · Norfolk, VA

Melissa Sj Mark, M.D. is a pediatric hematology & oncology physician with a practice address in Norfolk, Virginia, and NPI 1942438916, issued on Jun 29, 2009. Check the license (Virginia 0101251355, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942438916
Name
Melissa Sj Mark
Credential
M.D.
Primary taxonomy
Pediatric Hematology & Oncology Physician 2080P0207X
License number
0101251355 VA
Self-reported in NPPES; status is on the state search
Practice location
601 Childrens LN, Norfolk, VA 23507
Phone
(757) 668-7243
Enumerated
Jun 29, 2009
Record last updated
Apr 2, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(757) 668-7811
Medicare enrollment
Enrolled (PECOS I20120911000400); accepts Medicare assignment
Medical or professional school
Eastern Virginia Medical School, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 601 Childrens LN

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Erin Abbate, ATCAthletic Trainer1316405566
  2. Elizabeth Acors, DOStudent in an Organized Health Care Education/Training Program1558202580
  3. Carol Adams, LCSWMental Health Counselor1871511006
  4. Kellie Adams, ATC, VATLAthletic Trainer1629479001
  5. Cassyanne Aguiar Lapsia, MDPediatric Rheumatology Physician1508028515
  6. Frank Aiello, M.D.Developmental - Behavioral Pediatrics Physician1831148576

Verify Melissa Sj Mark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health Professions
    Search for license 0101251355
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Virginia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Childrens Specialty Group PLLCNorfolk, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Melissa Sj Mark among 51 pediatric hematology & oncology physician records in Virginia

Melissa Sj Mark, M.D. is one of 51 pediatric hematology & oncology physician records with a practice address in Virginia. 49% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 71% of them.

  • NPI issued2009 · 71% of these records are older, 25% newer
  • In a Medicare fileYes · 49% of these records are
  • In the CMS Doctors and Clinicians fileYes · 29% of these records are
  • Graduated2009 · median 2004 among the 15 with a school on file
  • Record last updated2019 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Hematology & Oncology Physician providers in Virginia

There are 51 pediatric hematology & oncology physician records in Virginia.

The 8 pediatric hematology & oncology physician records with the nearest ZIP codes

  1. Herbert Bevan, M.D.Norfolk, VA 235071306895511
  2. Megan Burke, MDNorfolk, VA 235071437113677
  3. Wilson File, MDNorfolk, VA 235071619139136
  4. Eric Lowe, M.D.Norfolk, VA 235071639118821
  5. William Owen, M.D.Norfolk, VA 235071306885876
  6. Linda Pegram, M.D.Norfolk, VA 235071023064664
  7. Katherine Watson, M.D.Norfolk, VA 235071710271465
  8. Eric Werner, M.D.Norfolk, VA 235071205878253

Common questions

What is Melissa Sj Mark, M.D.'s NPI number?

Melissa Sj Mark, M.D.'s National Provider Identifier (NPI) is 1942438916, issued on Jun 29, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Sj Mark, M.D. located?

The NPPES record lists a practice address at 601 Childrens LN, Norfolk, VA, 23507. Phone: (757) 668-7243. Providers update this record themselves, so call before visiting.

How can I verify Melissa Sj Mark, M.D.'s license?

NPPES lists Virginia license number 0101251355, 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.

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.