Nancy L Brennan, DO

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

DO18175 Issued in OR

Practice address

2600 NE Neff Rd
Bend, OR 97701-6337

Phone

(541) 706-4800

Fax

(541) 706-4806

NPI assigned

Jan 19, 2006

Last updated

May 28, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in OR

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 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• St. Charles Health System, Inc.

  dba St. Charles Medical Group

  • Family Medicine Physician
  • Bend, OR
  • NPI 1023331303
  Medicare reassignment NPD
• St. Charles Health System, Inc.

  dba The Center at St. Charles Medical Equipment

  • Specialist
  • Bend, OR
  • NPI 1700697935
  NPD
• St. Charles Health System, Inc.

  dba St. Charles Medical Center - Bend

  • Rehabilitation Hospital Unit
  • Bend, OR
  • NPI 1154343150
  NPD (past)

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

{
    "created_epoch": "1137628800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748390400000",
    "number": "1396725834",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 5579",
            "city": "BEND",
            "state": "OR",
            "postal_code": "977085579",
            "telephone_number": "541-706-4800",
            "fax_number": "541-706-4806"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2600 NE NEFF RD",
            "city": "BEND",
            "state": "OR",
            "postal_code": "977016337",
            "telephone_number": "541-706-4800",
            "fax_number": "541-706-4806"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BRENNAN",
        "first_name": "NANCY",
        "middle_name": "L",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-01-19",
        "last_updated": "2025-05-28",
        "certification_date": "2025-05-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "OR",
            "license": "DO18175",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Tara Breitenbucher
• Shanon Breitwieser, CADC R
• Emily Joanne Brenda, DO
• Whitney Brenizer, QMHA
• Jill Brennan, PTA
• Nicholas Patrick Brennan, LCSW
• Norah M Brennan, C.N.M.
• Scott E Brennan, PA-C
• Stacie L Brennecke
• Nicole Brenneman, LCSW

• Family Medicine Physician in Bend, OR
• Providers in Bend, OR by specialty
• Family Medicine Physician in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 28, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.