Stephen Charles Ruffenach, MD

Primary specialty

Pediatric Emergency Medicine (Pediatrics) PhysicianTaxonomy code 2080P0204X

License

DR.0065994 Issued in CO

Practice address

13123 E 16TH Ave
Aurora, CO 80045-7106

Phone

(720) 777-1234

NPI assigned

May 13, 2015

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in AL, CO2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Emergency MedicineAlso: Pediatric Medicine

Education

University of Arizona College of Medicine, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

University Physicians IncorporatedGroup PAC ID 3476465667, 3,189 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: sruffenach236266@direct.childrenscolorado.org

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.

• University Physicians Incorporated

  dba CU Medicine

  • Internal Medicine Physician
  • Aurora, CO
  • NPI 1962461889

  Pediatrics

  Medicare reassignment Care Compare group NPD
• University of Alabama Health Services Foundation, PC.

  • Multi-Specialty Clinic/Center
  • Birmingham, AL
  • NPI 1093768723
  Medicare reassignment NPD
• Children's Hospital Colorado

  • Clinical Social Worker
  • Aurora, CO
  • NPI 1174282776
  NPD
• University Physicians Incorporated

  dba CU Hemophilia and Thrombosis Center

  • Pediatric Hematology & Oncology Physician
  • Aurora, CO
  • NPI 1407351950
  NPD
• University Physicians, Incorporated

  dba CU Sports Medicine Colorado Center

  • Sports Medicine (Orthopaedic Surgery) Physician
  • Denver, CO
  • NPI 1275045049
  NPD
• University of Alabama Health Services Foundation, PC

  dba UAHSF Department of Pediatrics

  • Pediatrics Physician
  • Birmingham, AL
  • NPI 1356377576
  NPD

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

{
    "created_epoch": "1431475200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775606400000",
    "number": "1841678695",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 110429",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800420429"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "13123 E 16TH AVE",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800457106",
            "telephone_number": "720-777-1234"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RUFFENACH",
        "first_name": "STEPHEN",
        "middle_name": "CHARLES",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-05-13",
        "last_updated": "2026-04-08",
        "certification_date": "2026-04-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0204X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Emergency Medicine",
            "state": "CO",
            "license": "DR.0065994",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "AL",
            "license": "MD.36949",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Rue Unlimited LLC (Rill Unique Enterprises)
• Nicole Rose Rueb, MD
• Rafael Ruelas, CAC I
• Christine Rufener, PH.D.
• Catherine Ruff, RN
• Megan Ruffin
• Abigail Elaine Ruffle, MD
• Cynthia M Ruggero, M.D.
• Kia Ruhkamp
• Patricia Ruiz de Santiago Y Nevarez

• Pediatric Emergency Medicine (Pediatrics) Physician in Aurora, CO
• Providers in Aurora, CO by specialty
• Pediatric Emergency Medicine (Pediatrics) Physician in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 8, 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.