Individual provider Active NPI

Margaret Bast, NP

  • Family Nurse Practitioner
  • Denver, CO
National Provider Identifier
1124407457
Registry record updated May 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
APN.0991693-NP Issued in CO
Practice address
4600 Hale Pkwy Ste 110
Denver, CO 80220-4000
Phone
(303) 927-3131
NPI assigned
May 19, 2015
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 21, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X APN.0991693-NP CO Primary

Addresses

Primary practice location

4600 Hale Pkwy Ste 110
Denver, CO 80220-4000

Mailing address

4900 S Monaco St Suite 210
Ste 350
Denver, CO 80237-3486
Phone (303) 331-9121

Other practice location 1

4500 E 9th Ave Ste 540
Denver, CO 80220-3924
Phone (303) 331-9121

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20150714000597 CO Practitioner - Nurse Practitioner 3173836640 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
University of Colorado School of Medicine, Denver, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Healthone Clinic Services-Surgical Specialties LLCGroup PAC ID 2365537768, 42 clinicians

Practice addresses (Care Compare)

4500 E 9TH Ave
Suite 615
Denver, CO 80220-3925
Phone (720) 475-8750

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
89.23 of 100Reported as group
Quality
85.48
Promoting interoperability
99
Improvement activities
40
Cost
73.82

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
APN.0991693-NPCOMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Healthone Clinic Services-Surgical Specialties LLC CurrentSince Oct 19, 2023 Accepting new patients
Healthone Clinic Services - Cardiovascular LLC PastSince Mar 29, 2020 Accepting new patients
Healthone Clinic Services - Cardiovascular LLC PastSince Mar 22, 2020 Accepting new patients

Locations

4809 Argonne St
Denver, CO 80249
Phone (303) 563-2784

1501 S Potomac St
Denver, CO 80012
Phone (303) 695-2604

4600 Hale Pkwy
Ste 110
Denver, CO 80220
Phone (303) 584-8170

4500 E 9th Ave
Ste 615
Denver, CO 80220
Phone (303) 280-2229

1719 E 19th Ave
Denver, CO 80218
Phone (303) 839-6000

701 E Hampden Ave
Ste 350
Englewood, CO 80113
Phone (303) 788-6490

501 E Hampden Ave
Englewood, CO 80113
Phone (303) 788-5300

10101 Ridgegate Pkwy
Lone Tree, CO 80124
Phone (720) 225-1000

9191 Grant St
Thornton, CO 80229
Phone (303) 246-5003

2000 Health Park Dr
Brentwood, TN 37027
Phone (615) 372-5426

Interoperability endpoints

  • Direct secure messaging: margaret.bast@hca3.eclinicaldirectplus.com

Organizations & group practices 4

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1431993600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747785600000",
    "number": "1124407457",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4900 S MONACO ST SUITE 210",
            "address_2": "STE 350",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802373486",
            "telephone_number": "303-331-9121",
            "fax_number": "303-320-6351"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4600 HALE PKWY STE 110",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802204000",
            "telephone_number": "303-927-3131"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4500 E 9th Ave Ste 540",
            "address_purpose": "LOCATION",
            "city": "Denver",
            "state": "CO",
            "postal_code": "802203924",
            "country_code": "US",
            "telephone_number": "303-331-9121",
            "fax_number": "303-320-6351",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BAST",
        "first_name": "MARGARET",
        "credential": "NP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2015-05-19",
        "last_updated": "2025-05-21",
        "certification_date": "2025-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "CO",
            "license": "APN.0991693-NP",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Denver, CO

Sources for this page

Verify at the official NPI Registry.