NPPES file of Aug 9, 2026

Emerald Dawn O'Sullivan-Mejia, MD

Anatomic Pathology & Clinical Pathology Physician · Fredericksburg, VA

Emerald Dawn O'Sullivan-Mejia, MD is an anatomic pathology & clinical pathology physician with a practice address in Fredericksburg, Virginia, and NPI 1548461932, issued on May 31, 2007. Check the license (Virginia 0101244383, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548461932
Name
Emerald Dawn O'Sullivan-Mejia
Credential
MD
Primary taxonomy
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
License numbers
0101244383 VA
37259 MS
79951 TN
Self-reported in NPPES; status is on the state search
Practice location
4600 Spotsylvania Pkwy, Fredericksburg, VA 22408
Phone
(540) 498-4471
Enumerated
May 31, 2007
Record last updated
Jun 2, 2026
Medicare enrollment
Enrolled (PECOS I20111208000538); accepts Medicare assignment
Medical or professional school
Eastern Virginia Medical School, 2005
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.
Download card Updates feed

Also registered at 4600 Spotsylvania Pkwy

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

  1. Arielle Abbate, PHARMDPharmacist1740469006
  2. Yousef Almuzaini, DOHospitalist Physician1376030254
  3. Ann Baker, MDInternal Medicine Physician1275750804
  4. Catherine Barnes, R.N., N.P.Neonatal Nurse Practitioner1427259621
  5. Helen Bellar, MDCritical Care Medicine (Anesthesiology) Physician1275524530
  6. Nag Raj Birudavol, M.D.Emergency Medicine Physician1669429312

Verify Emerald Dawn O'Sullivan-Mejia 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 0101244383
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Industry payments in 2024: $14.45

1 payment: food and beverage; the largest payer was Genentech USA, Inc. The 2,607 providers of this specialty with any payment received $3,565.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Emerald O'Sullivan-Mejia$14.45
  2. Specialty average$3,565.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Forward Pathology Solutions, LLCRichmond, VA
  2. Independent Associates PCRichmond, VA

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

Emerald Dawn O'Sullivan-Mejia among 362 anatomic pathology & clinical pathology physician records in Virginia

Emerald Dawn O'Sullivan-Mejia, MD is one of 362 anatomic pathology & clinical pathology physician records with a practice address in Virginia. 50% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 57% of them.

  • NPI issued2007 · 57% of these records are older, 33% newer
  • In a Medicare fileYes · 50% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated2005 · median 1998 among the 163 with a school on file
  • Record last updated2026 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anatomic Pathology & Clinical Pathology Physician providers in Virginia

There are 362 anatomic pathology & clinical pathology physician records in Virginia.

The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes

  1. Lindsey DryerFredericksburg, VA 224071881408896
  2. Walter Walek, M.D.Fredericksburg, VA 224011982643912
  3. Louis Brill, MD, PHDAlexandria, VA 223151093927782
  4. Wasim Raslan, MDAlexandria, VA 223111487493359
  5. Ameera Ali, M.D.Alexandria, VA 223061265673362
  6. Timothy Burton, M.D.Alexandria, VA 223041215962923
  7. Hamed Elfeky, MDAlexandria, VA 223041942245378
  8. Enrico Giangeruso, M.D.Alexandria, VA 223041568560134

Common questions

What is Emerald Dawn O'Sullivan-Mejia, MD's NPI number?

Emerald Dawn O'Sullivan-Mejia, MD's National Provider Identifier (NPI) is 1548461932, issued on May 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Emerald Dawn O'Sullivan-Mejia, MD located?

The NPPES record lists a practice address at 4600 Spotsylvania Pkwy, Fredericksburg, VA, 22408. Phone: (540) 498-4471. Providers update this record themselves, so call before visiting.

How can I verify Emerald Dawn O'Sullivan-Mejia, MD's license?

NPPES lists Virginia license number 0101244383, 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.