Jacqueline Marie Kowitz, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

0116037314 Issued in VA

Practice address

2333 Ontario Rd NW
Washington, DC 20009-2627

Phone

(202) 483-8196

NPI assigned

Mar 23, 2022

Last updated

Feb 24, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in DC, VA, MD3 enrollments

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 3

Specialty

Internal Medicine

Education

Other, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jkowitz1836631@direct.trinity-health.org

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

• Kaiser Foundation Health Plan of the Mid Atlantic States, Inc

  dba Kaiser Permanente Annapolis Medical Center

  • Health Maintenance Organization
  • Annapolis, MD
  • NPI 1952461816

  DC, Internal Medicine

  Medicare reassignment NPD
• Signify Health, LLC

  • General Practice Physician
  • Dallas, TX
  • NPI 1689158487

  VA

  Medicare reassignment NPD
• Signify Health Medical Associates, PLLC

  • General Practice Physician
  • Dallas, TX
  • NPI 1750845863

  DC, MD

  Medicare reassignment
• Kaiser Foundation Health Plan of the Mid Atlantic States, Inc

  dba Kaiser Permanente Gaithersburg Medical Center

  • Health Maintenance Organization
  • Gaithersburg, MD
  • NPI 1831471713
  NPD
• Kaiser Foundation Health Plan of the Mid Atlantic States, Inc

  dba Kaiser Permanente Shady Grove Peritoneal Dialysis Facility

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Rockville, MD
  • NPI 1962108753
  NPD

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

{
    "created_epoch": "1647993600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771891200000",
    "number": "1407505571",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2333 ONTARIO RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200092627",
            "telephone_number": "202-483-8196"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2333 ONTARIO RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200092627",
            "telephone_number": "202-483-8196"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOWITZ",
        "first_name": "JACQUELINE",
        "middle_name": "MARIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-03-23",
        "last_updated": "2026-02-24",
        "certification_date": "2026-02-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0116037314",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepiceast.kp.org:14430/Interconnect-prodmam/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ceq",
            "affiliation": "N",
            "endpointDescription": "Carequailty",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "655 Watkins Mill Rd",
            "city": "Gaithersburg",
            "state": "MD",
            "country_code": "US",
            "postal_code": "208793301",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Keith John Kowalczyk, MD
• Matthew Ryan Kowalik, MD
• Nicole Kowalik, M.A., CCC-SLP
• Christopher Edward Kowalski
• Gabrielle Nicole Kowalski, OTD, OTR/L
• Sandeep Kowkuntla
• Dorothy Kowobari
• Bolanle Christie Koyejo
• Olukemi Julianna Koyejo
• Buddy Gene Kozen Jr., M.D.

• Internal Medicine Physician in Washington, DC
• Providers in Washington, DC by specialty
• Internal Medicine Physician in District of Columbia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 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.