Natalie J Arena, PA-C

Primary specialty

Surgical Physician AssistantTaxonomy code 363AS0400X

Practice address

1906 Blake Ave
Suite 300
Glenwood Springs, CO 81601

Phone

(970) 945-8683

Fax

(970) 945-5843

NPI assigned

Jul 22, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

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

Specialty

Physician Assistant

Education

Other, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Grand River Hospital District 79 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Grand River Hospital District Hospital, Rifle, CO, CCN 061317

Merit-based Incentive Payment System (MIPS)

Final score

94.89 of 100Reported as apm

Quality

86.88

Promoting interoperability

100

Improvement activities

40

Merit-based Incentive Payment System (MIPS)

Final score

99.15 of 100Reported as group

Promoting interoperability

99

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

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.

• Grand River Hospital District

  • Rural Health Clinic/Center
  • Rifle, CO
  • NPI 1124074042

  CO

  Medicare reassignment Care Compare group NPD (past)
• Grand River Hospital District

  • Critical Access Hospital
  • Rifle, CO
  • NPI 1649218991

  CO

  Medicare reassignment Care Compare group
• Steadman Clinic Professional LLC

  • Specialist
  • Vail, CO
  • NPI 1952327835

  CO

  Medicare reassignment NPD
• Valley View Hospital Association

  • Neurological Surgery Physician
  • Aspen, CO
  • NPI 1376134841

  CO

  Medicare reassignment
• Grand River Hospital District

  • Medicare Defined Swing Bed Hospital Unit
  • Rifle, CO
  • NPI 1023150927
  Care Compare group
• Grand River Hospital District

  • Skilled Nursing Facility
  • Rifle, CO
  • NPI 1841374139
  Care Compare group
• Grand River Hospital District

  • Rural Health Clinic/Center
  • Parachute, CO
  • NPI 1851347223
  Care Compare group
• Cardinal Pathology PC

  • Anatomic Pathology & Clinical Pathology Physician
  • Glenwood Springs, CO
  • NPI 1356899421
  NPD
• Grand River Hospital District

  • Health Educator
  • Rifle, CO
  • NPI 1194365544
  NPD
• Grand River Hospital District

  • Critical Access Hospital Clinic/Center
  • Rifle, CO
  • NPI 1225296049
  NPD
• Valley View Hospital Association

  • Urology Physician
  • Eagle, CO
  • NPI 1043855935
  NPD

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

• Grand River Hospital District

  • Critical Access Hospital
  • Rifle, CO
  • NPI 1649218991

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1153526400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782864000000",
    "number": "1174544282",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1906 BLAKE AVE",
            "address_2": "SUITE 300",
            "city": "GLENWOOD SPRINGS",
            "state": "CO",
            "postal_code": "81601",
            "telephone_number": "970-945-8683",
            "fax_number": "970-945-5843"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1906 BLAKE AVE",
            "address_2": "SUITE 300",
            "city": "GLENWOOD SPRINGS",
            "state": "CO",
            "postal_code": "81601",
            "telephone_number": "970-945-8683",
            "fax_number": "970-945-5843"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 Robinson St Ste C300",
            "address_purpose": "LOCATION",
            "city": "Basalt",
            "state": "CO",
            "postal_code": "816218472",
            "country_code": "US",
            "telephone_number": "970-680-0795",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "401 Castle Creek Rd Ste 2100",
            "address_purpose": "LOCATION",
            "city": "Aspen",
            "state": "CO",
            "postal_code": "816111159",
            "country_code": "US",
            "telephone_number": "970-680-0795",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "235 N 7th St",
            "address_purpose": "LOCATION",
            "city": "Grand Junction",
            "state": "CO",
            "postal_code": "815013401",
            "country_code": "US",
            "telephone_number": "970-680-0795",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ARENA",
        "first_name": "NATALIE",
        "middle_name": "J",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-22",
        "last_updated": "2026-07-01",
        "certification_date": "2026-07-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CO",
            "license": "2131",
            "primary": false
        },
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "95588353",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Katherine Andraschko, SW-C
• Karlie Andreas
• Jennifer L. Angeloro
• Anna Bernstein Chiropractic PC
• Amy J Archer, DO
• Elizabeth Anne Arias Santiago
• Debra Arnold, MA
• Aspen Valley Hospital Clinics, PLLC
• Maryanne Avery, MA, CAC III
• Meghan Annemarie Backofen, LCSW

• All providers in Glenwood Springs, CO
• Surgical Physician Assistant in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.