Emerald Dawn O'Sullivan-Mejia, MD

Primary specialty

Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X

License

0101244383 Issued in VA

Practice address

4600 Spotsylvania Pkwy
Fredericksburg, VA 22408-7762

Phone

(540) 498-4471

NPI assigned

May 31, 2007

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in VA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Pathology

Education

Other, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Forward Pathology Solutions LLCGroup PAC ID 2668703109, 25 clinicians

Independent Associates PCGroup PAC ID 4082892088, 15 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• CJW Medical Center Hospital, Richmond, VA, CCN 490112
• Henrico Doctors' Hospital Hospital, Richmond, VA, CCN 490118
• John Randolph Medical Center Hospital, Hopewell, VA, CCN 490020

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://b9dda605-4d4e-4319-b477-73b223ba7709.gastro.prod.fhir.ema-api.com/fhir/r4/

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Forward Pathology Solutions LLC

  • Anatomic Pathology & Clinical Pathology Physician
  • Richmond, VA
  • NPI 1982266391
  Medicare reassignment Care Compare group NPD
• Independent Associates PC

  • Gastroenterology Physician
  • Richmond, VA
  • NPI 1023106390
  Medicare reassignment Care Compare group NPD
• Osullivan Pathology PLLC

  • Anatomic Pathology & Clinical Pathology Physician
  • Fredericksburg, VA
  • NPI 1487105169
  Medicare reassignment NPD Authorized official
• Gastroenterology Associates of Fredericksburg, P.C.

  • Gastroenterology Physician
  • Fredericksburg, VA
  • NPI 1952455735
  Medicare reassignment NPD
• Capital Digestive Care ,LLC

  • Gastroenterology Physician
  • Williamsburg, VA
  • NPI 1992752521
  Medicare reassignment
• Capital Digestive Care LLC

  • Gastroenterology Physician
  • Chesapeake, VA
  • NPI 1225246812
  NPD
• Capital Digestive Care, LLC

  • Gastroenterology Physician
  • Temple Hills, MD
  • NPI 1437997988
  NPD
• Gastroenterology Center of the Midsouth PLLC

  dba Associates In Gastroenterology

  • Gastroenterology Physician
  • Germantown, TN
  • NPI 1417932492

  Anatomic Pathology & Clinical Pathology

  NPD
• North American Partners in Anesthesia (Virginia), LLC

  • Anesthesiology Physician
  • Fairfax, VA
  • NPI 1922031442
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Chippenham & Johnston-Willis Hospitals Inc

  dba CJW Medical Center

  • General Acute Care Hospital
  • Richmond, VA
  • NPI 1598708513
  Care Compare affiliation
• Columbia/HCA John Randolph, Inc.

  dba TriCities Hospital

  • General Acute Care Hospital
  • Hopewell, VA
  • NPI 1285671248
  Care Compare affiliation
• HCA Health Services of Virginia Inc

  dba Henrico Doctors' Hospital

  • General Acute Care Hospital
  • Richmond, VA
  • NPI 1194762294
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1180569600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780358400000",
    "number": "1548461932",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9834 BUSINESS WAY",
            "city": "MANASSAS",
            "state": "VA",
            "postal_code": "201104151",
            "telephone_number": "703-257-1440",
            "fax_number": "703-257-4337"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4600 SPOTSYLVANIA PKWY",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224087762",
            "telephone_number": "540-498-4471"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "51 Germantown Ct Ste 309",
            "address_purpose": "LOCATION",
            "city": "Cordova",
            "state": "TN",
            "postal_code": "380184290",
            "country_code": "US",
            "telephone_number": "901-333-0510",
            "fax_number": "901-747-2380",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1208 Office Park Dr",
            "address_purpose": "LOCATION",
            "city": "Oxford",
            "state": "MS",
            "postal_code": "386553597",
            "country_code": "US",
            "telephone_number": "662-234-9888",
            "fax_number": "662-281-8927",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "589 Garfield St Ste 201",
            "address_purpose": "LOCATION",
            "city": "Tupelo",
            "state": "MS",
            "postal_code": "388016301",
            "country_code": "US",
            "telephone_number": "662-680-5565",
            "fax_number": "662-680-5654",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "7900 Airways Blvd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Southaven",
            "state": "MS",
            "postal_code": "386714113",
            "country_code": "US",
            "telephone_number": "662-349-6950",
            "fax_number": "662-349-6634",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O'SULLIVAN-MEJIA",
        "first_name": "EMERALD",
        "middle_name": "DAWN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-05-31",
        "last_updated": "2026-06-02",
        "certification_date": "2026-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "MS",
            "license": "37259",
            "primary": false
        },
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "TN",
            "license": "79951",
            "primary": false
        },
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "VA",
            "license": "0101244383",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Ethan O'Connell, RD
• Rosemary Cecile O'Grady, D.P.M.
• Dorothy O'Neal
• Barbara Lynne O'Neill, NURSE PRACTITIONER
• Heather Rene O'Quinn, D.C.
• Daniel Oates, LMT
• Olugbenga O Obasanjo, MBBS MPH PHD FACPM
• Edith Obeng, CNA
• Masamon Ober
• Patrick Edward Ober, PA-C

• Anatomic Pathology & Clinical Pathology Physician in Fredericksburg, VA
• Providers in Fredericksburg, VA by specialty
• Anatomic Pathology & Clinical Pathology Physician in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.