Individual provider Active NPI

Darren Charles Hollenbaugh, MD, FACC

  • Cardiovascular Disease Physician
  • Spokane Valley, WA
National Provider Identifier
1861425571
Registry record updated Mar 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
License
MD-28796 Issued in WA
Practice address
16528 E Desmet CT Ste B3200
Spokane Valley, WA 99216-3522
Phone
(509) 455-8820
Fax
(509) 838-4978
NPI assigned
Jul 8, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 20, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X MD-28796 WA Primary

Addresses

Primary practice location

16528 E Desmet CT Ste B3200
Spokane Valley, WA 99216-3522

Mailing address

PO Box 31001-4114
Pasadena, CA 91110-0001
Phone (866) 747-2455

Other practice location 1

62 W 7th Ave Ste 232
Spokane, WA 99204-2321
Phone (509) 455-8820

Other practice location 2

1215 N McDonald Rd
202
Spokane Valley, WA 99216-1048
Phone (509) 455-8820

Other identifiers 3

IdentifierTypeStateIssuer
060036861OtherWARRB
8192718MedicaidWA
0003152800MedicaidID

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address dhollenbaugh220230@wm.providencedirect.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA
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

Enrollment IDStateProvider typePAC IDDetails
I20091014000090 WA Practitioner - Cardiovascular Disease (Cardiology) 8224128905 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)
Education
University of Washington School of Medicine, 1989
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Providence Health and Services WashingtonGroup PAC ID 8729258256, 53 clinicians

Practice addresses (Care Compare)

143 Garden Homes Dr
Colville, WA 99114-9229
Phone (509) 455-8820

212 E Central Ave
Suite 240
Spokane, WA 99208-6597
Phone (509) 455-8820

62 W 7TH Ave
Spokane, WA 99204-2321

714 W Pine St
Newport, WA 99156-9046
Phone (509) 447-2441

808 Port Dr
Clarkston, WA 99403-6009
Phone (509) 455-8820

825 SE Bishop Blvd
Suite 140
Pullman, WA 99163-5517
Phone (509) 455-8820

Hospital & facility affiliations

  • Prov Sacred HRT Med Ctr & Childs Hosp. Hospital, Spokane, WA, CCN 500054
  • Providence Holy Family Hospital Hospital, Spokane, WA, CCN 500077
  • Providence Mount Carmel Hospital Hospital, Colville, WA, CCN 501326
  • Samaritan Hospital Hospital, Moses Lake, WA, CCN 500033
  • Newport Community Hospital Hospital, Newport, WA, CCN 501310
  • Providence St Luke'S Rehabilitation Medical Center Inpatient rehabilitation facility, Spokane, WA, CCN 503025

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD-28796WAMDCardiovascular Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Tri-State Memorial Hospital CurrentSince Jan 1, 2026 Accepting new patients
Providence Health & Services-Wa Past Accepting new patients
Providence Health & Services - Wa Past Accepting new patients
Tri-State Memorial Hospital Past Accepting new patients

Locations

1221 Highland Ave
Clarkston, WA 99403
Phone (509) 751-0312

Interoperability endpoints

  • Direct secure messaging: dhollenbaugh220230@wm.providencedirect.org

Organizations & group practices 5

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 6

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": "1152316800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773964800000",
    "number": "1861425571",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 31001-4114",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911100001",
            "telephone_number": "866-747-2455"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16528 E DESMET CT STE B3200",
            "city": "SPOKANE VALLEY",
            "state": "WA",
            "postal_code": "992163522",
            "telephone_number": "509-455-8820",
            "fax_number": "509-838-4978"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "62 W 7th Ave Ste 232",
            "address_purpose": "LOCATION",
            "city": "Spokane",
            "state": "WA",
            "postal_code": "992042321",
            "country_code": "US",
            "telephone_number": "509-455-8820",
            "fax_number": "509-838-4978",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1215 N McDonald Rd",
            "address_2": "202",
            "address_purpose": "LOCATION",
            "city": "Spokane Valley",
            "state": "WA",
            "postal_code": "992161048",
            "country_code": "US",
            "telephone_number": "509-455-8820",
            "fax_number": "509-838-4978",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HOLLENBAUGH",
        "first_name": "DARREN",
        "middle_name": "CHARLES",
        "credential": "MD, FACC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-08",
        "last_updated": "2026-03-20",
        "certification_date": "2026-03-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "WA",
            "license": "MD-28796",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RRB",
            "identifier": "060036861",
            "state": "WA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8192718",
            "state": "WA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0003152800",
            "state": "ID"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dhollenbaugh220230@wm.providencedirect.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "62 W 7th Ave Ste 232",
            "city": "Spokane",
            "state": "WA",
            "country_code": "US",
            "postal_code": "992042321",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Spokane Valley, WA

Sources for this page

Verify at the official NPI Registry.