NPIMap

Individual provider Active NPI

Mark Bridenstine, MD

  • Internal Medicine Physician
  • Longmont, CO
National Provider Identifier
1508062993
Registry record updated Sep 2, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
48813 Issued in CO
Practice address
1551 Professional LN Unit 125
Longmont, CO 80501-6971
Phone
(720) 494-3119
NPI assigned
Jun 22, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 2, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 48813 CO Primary
Hospitalist Physician 208M00000X 48813 CO

Addresses

Primary practice location

1551 Professional LN Unit 125
Longmont, CO 80501-6971

Mailing address

2695 Rocky Mountain Ave Ste 150
Loveland, CO 80538-9071
Phone (970) 624-4323

Other identifiers 1

IdentifierTypeStateIssuer
48539058MedicaidCO

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100827000507 CO Practitioner - Internal MedicinePractitioner - Endocrinology 5597889501 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of Hawaii John a. Burns School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Poudre Valley Medical Group LLCGroup PAC ID 9638208549, 2,425 clinicians

Practice addresses (Care Compare)

1925 Mountain View Ave
Longmont, CO 80501-3128
Phone (303) 776-1234

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
48813COMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Poudre Valley Medical Group, LLC CurrentSince Sep 11, 2023 Accepting new patients
Poudre Valley Medical Group, LLC CurrentSince Sep 11, 2023 Accepting new patients

Locations

12605 E 16th Ave
Aurora, CO 80045
Phone (720) 848-0006

4404 Barranca Ln
Castle Rock, CO 80104
Phone (720) 733-5260

8890 N Union Blvd
Colorado Springs, CO 80920
Phone (719) 364-5633

5965 Firestone Blvd
Bldg B
Firestone, CO 80504
Phone (720) 652-7055

11083 Colorado Blvd
Firestone, CO 80504
Phone (303) 833-8880

5965 Firestone Blvd
Firestone, CO 80504
Phone (720) 652-7055

1925 Mountain View Ave
Longmont, CO 80501
Phone (303) 776-1234

2695 Rocky Mountain Ave
Ste 150
Loveland, CO 80538
Phone (970) 624-2412

Organizations & group practices 2

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 47

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

View all 47

NPI Registry JSON

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

{
    "created_epoch": "1182470400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788307200000",
    "number": "1508062993",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2695 ROCKY MOUNTAIN AVE STE 150",
            "city": "LOVELAND",
            "state": "CO",
            "postal_code": "805389071",
            "telephone_number": "970-624-4323"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1551 PROFESSIONAL LN UNIT 125",
            "city": "LONGMONT",
            "state": "CO",
            "postal_code": "805016971",
            "telephone_number": "720-494-3119"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BRIDENSTINE",
        "first_name": "MARK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-06-22",
        "last_updated": "2026-09-02",
        "certification_date": "2026-09-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CO",
            "license": "48813",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CO",
            "license": "48813",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "48539058",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Longmont, CO

Sources for this page

Verify at the official NPI Registry.