Individual provider Active NPI

Whitney Renninger, MPH, RD, LD

  • Registered Dietitian
  • Lexington Park, MD
National Provider Identifier
1407458284
Registry record updated Mar 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
DX7423 Issued in MD
Practice address
22326 Exploration Dr
Lexington Park, MD 20653-2020
Phone
(443) 279-7989
NPI assigned
Nov 16, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 5, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Dietitian 133V00000X DX7423 MD Primary

Addresses

Primary practice location

22326 Exploration Dr
Lexington Park, MD 20653-2020

Mailing address

45906 Lexington CT
Great Mills, MD 20634-2341
Phone (804) 212-6259

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA, MD2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20221214000930 VA Practitioner - Registered Dietitian Or Nutrition Professional 0042689028
I20260127004608 MD Practitioner - Registered Dietitian Or Nutrition Professional 0042689028 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Registered Dietitian Or Nutrition Professional
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Medstar Health Weight Management, LLCGroup PAC ID 0840634267, 103 clinicians

Practice addresses (Care Compare)

22326 Exploration Dr
Lexington Park, MD 20653-2020
Phone (800) 905-3261

Merit-based Incentive Payment System (MIPS)

Final score
93.16 of 100Reported as apm
Quality
83.58
Promoting interoperability
94
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
DX7423MDMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Health Weight Management, LLC Dietitian, Registered CurrentSince Dec 16, 2025 Accepting new patients

Locations

499 Idlewild Ave
Ste 104
Easton, MD 21601
Phone (410) 697-3832

22326 Exploration Dr
Lexington Park, MD 20653
Phone (301) 904-9422

1099 Winterson Rd
Ste 300
Linthicum Heights, MD 21090
Phone (443) 929-1785

Interoperability endpoints

  • Direct secure messaging: martin.whitney@ca-md.direct.office.nextgen.com
  • FHIR API: https://fhir.meditouchehr.com/api/fhir/r4/

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1605484800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772668800000",
    "number": "1407458284",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "45906 LEXINGTON CT",
            "city": "GREAT MILLS",
            "state": "MD",
            "postal_code": "206342341",
            "telephone_number": "804-212-6259"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "22326 EXPLORATION DR",
            "city": "LEXINGTON PARK",
            "state": "MD",
            "postal_code": "206532020",
            "telephone_number": "443-279-7989"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RENNINGER",
        "first_name": "WHITNEY",
        "credential": "MPH, RD, LD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-11-16",
        "last_updated": "2026-03-05",
        "certification_date": "2026-03-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "MD",
            "license": "DX7423",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lexington Park, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 5, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.