Individual provider Active NPI

Holly Sullivan, REGISTERED DIETITIAN

  • Registered Dietitian
  • Denver, CO
National Provider Identifier
1568973816
Registry record updated Aug 20, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
1035975 Issued in CO
Practice address
3055 Roslyn St Unit 250
Denver, CO 80238-2778
Phone
(720) 553-2750
Fax
(720) 553-2763
NPI assigned
Oct 13, 2017
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 20, 2019

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 1035975 CO Primary

Addresses

Primary practice location

3055 Roslyn St Unit 250
Denver, CO 80238-2778

Mailing address

3055 Roslyn St.
Suite 250 Af Williams Building Mail Stop B155
Denver, CO 80238
Phone (720) 553-2750

Other practice location 1

5226 Estes Cir
Arvada, CO 80002-3371
Phone (720) 556-5705

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL, CT2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20260522003404 FL Practitioner - Registered Dietitian Or Nutrition Professional 8820326978 Reassigns benefits to 1 organization
I20260529002374 CT Practitioner - Registered Dietitian Or Nutrition Professional 8820326978 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Registered Dietitian Or Nutrition Professional
Education
Other, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

101 Silvermine Rd
Brookfield, CT 06804-2047

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
1035975COMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Romtherapy Connecticut Medical PC CurrentSince Feb 14, 2025 Accepting new patients
Romtherapy California Medical PC CurrentSince Mar 19, 2025 Accepting new patients
Romtherapy Inc CurrentSince Jan 15, 2025 Accepting new patients
Romtherapy Kansas Medical PA CurrentSince Jan 15, 2025 Accepting new patients
Romtherapy New Jersey Medical PA CurrentSince Jan 15, 2025 Accepting new patients

Locations

101 Silvermine Rd
Ste 300
Brookfield, CT 06804

1587 Hamilton Ave
Waterbury, CT 06706
Phone (203) 754-1850

311 Park Place Blvd
Ste 500
Clearwater, FL 33759

Organizations & group practices 5

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": "1507852800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1566259200000",
    "number": "1568973816",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3055 ROSLYN ST.",
            "address_2": "SUITE 250 AF WILLIAMS BUILDING MAIL STOP B155",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "80238",
            "telephone_number": "720-553-2750",
            "fax_number": "720-553-2763"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3055 ROSLYN ST UNIT 250",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802382778",
            "telephone_number": "720-553-2750",
            "fax_number": "720-553-2763"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5226 Estes Cir",
            "address_purpose": "LOCATION",
            "city": "Arvada",
            "state": "CO",
            "postal_code": "800023371",
            "country_code": "US",
            "telephone_number": "720-556-5705",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SULLIVAN",
        "first_name": "HOLLY",
        "credential": "REGISTERED DIETITIAN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-10-13",
        "last_updated": "2019-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "CO",
            "license": "1035975",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Denver, CO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 20, 2019; 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.