Individual provider Active NPI

Amber Helen Olkowski, RD, LDN

  • Registered Dietitian
  • Baltimore, MD
National Provider Identifier
1699490185
Registry record updated Aug 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
DX3155 Issued in MD
Practice address
200 N Wolfe St Lowr Level
Baltimore, MD 21287-0011
Phone
(410) 955-5177
NPI assigned
Oct 6, 2022
Last updated
Aug 5, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 5, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Nutrition Registered Dietitian 133VN1004X DX3155 MD
Registered Dietitian 133V00000X DX3155 MD Primary

Addresses

Primary practice location

200 N Wolfe St Lowr Level
Baltimore, MD 21287-0011

Mailing address

6201 Greenleigh Ave
Middle River, MD 21220-2004
Phone (410) 933-6423

Electronic endpoints 1

TypeEndpointUseAffiliation
Other URL Epic Johns Hopkins Hospital

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240404001984 MD Practitioner - Registered Dietitian Or Nutrition Professional 5294173613 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
DX3155MDMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Johns Hopkins University CurrentSince Feb 19, 2024 Accepting new patients
Johns Hopkins University CurrentSince Feb 19, 2024 Accepting new patients
Johns Hopkins University Current Accepting new patients

Locations

200 N Wolfe St
Lowr
Baltimore, MD 21287
Phone (410) 955-2049

601 N Caroline St
Baltimore, MD 21287
Phone (410) 955-5080

6201 Greenleigh Ave
Middle River, MD 21220
Phone (410) 933-2704

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1665014400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785888000000",
    "number": "1699490185",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6201 GREENLEIGH AVE",
            "city": "MIDDLE RIVER",
            "state": "MD",
            "postal_code": "212202004",
            "telephone_number": "410-933-6423"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 N WOLFE ST LOWR LEVEL",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212870011",
            "telephone_number": "410-955-5177"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OLKOWSKI",
        "first_name": "AMBER",
        "middle_name": "HELEN",
        "name_prefix": "Mrs.",
        "credential": "RD, LDN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-10-06",
        "last_updated": "2026-08-05",
        "certification_date": "2026-08-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133VN1004X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered, Nutrition, Pediatric",
            "state": "MD",
            "license": "DX3155",
            "primary": false
        },
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "MD",
            "license": "DX3155",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "OTHERS",
            "endpointTypeDescription": "Other URL",
            "endpoint": "Epic",
            "affiliation": "Y",
            "affiliationName": "Johns Hopkins Hospital",
            "address_1": "200 N Wolfe St Lowr Level",
            "city": "Baltimore",
            "state": "MD",
            "country_code": "US",
            "postal_code": "212870011",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.