NPIMap

Individual provider Active NPI

Lamar J. Bushnell, M.D.

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Ventura, CA
National Provider Identifier
1760582159
Registry record updated Nov 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
G81373 Issued in CA
Practice address
168 N Brent St Ste 508
Ventura, CA 93003-2840
Phone
(805) 643-2375
Fax
(805) 643-3511
NPI assigned
Sep 25, 2006
Last updated
Nov 17, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X G81373 CA Primary

Addresses

Primary practice location

168 N Brent St Ste 508
Ventura, CA 93003-2840

Mailing address

168 N Brent St Ste 508
Ventura, CA 93003-2840
Phone (805) 643-2375

Other practice location 1

300 Hillmont Ave
Ventura, CA 93003-1651
Phone (805) 652-6000

Other identifiers 1

IdentifierTypeStateIssuer
330003580OtherRAILROAD MEDICARE

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address lamar.bushnell@ventura.cernerdirect.com Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
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
I20070525000303 CA Practitioner - Thoracic SurgeryPractitioner - Vascular Surgery 1759287980 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Thoracic SurgeryAlso: Vascular Surgery
Education
University of Utah School of Medicine, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
California Cardiovascular and Thoracic SurgeonsGroup PAC ID 8729184841, 7 clinicians

Practice addresses (Care Compare)

168 N Brent St
Suite 508
Ventura, CA 93003-2840
Phone (805) 643-2375

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
46 of 100Reported as group
Quality
0
Promoting interoperability
83
Improvement activities
0
Cost
62.97

Procedures performed for Medicare patients

ProcedureNumber of procedures
Coronary artery bypass graft (CABG)11

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G81373CAMDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
California Cardiovascular and Thoracic Surgeons Thoracic Surgery (Cardiothoracic Vascular Surgery) CurrentSince Jan 1, 2007 Accepting new patients
County of Ventura CurrentSince Jul 25, 2017 Accepting new patients
County of Ventura Current Accepting new patients
Ventura County Surgical Associates CurrentSince Nov 1, 2020 Accepting new patients
California Cardiac Surgeons - a Medical Group Thoracic Surgery (Cardiothoracic Vascular Surgery) Past Accepting new patients
Community Memorial Health System PastSince Jan 1, 2017 Accepting new patients

Locations

145 N Brent St
Ste 102
Ventura, CA 93003
Phone (805) 643-2375

168 N Brent St
Ste 508
Ventura, CA 93003
Phone (805) 218-0122

300 Hillmont Ave
Ventura, CA 93003
Phone (805) 652-6000

300 Hillmont Ave
Bldg 340
Ventura, CA 93003
Phone (805) 652-6100

800 S Victoria Ave
#L4640
Ventura, CA 93009

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: lamar.bushnell.1@1059.direct.athenahealth.com
  • Direct secure messaging: lamar.bushnell@ventura.cernerdirect.com

Ownership & related parties

All facility ownership & control disclosures 2

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Community Memorial Health SystemSanta Paula, CA, CCN 058609 Rural health clinic Corporate Director Feb 1, 2017
Community Memorial Health SystemFillmore, CA, CCN 058608 Rural health clinic Corporate Director Nov 1, 2017

Owned or controlled facilities with NPI records 3

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

Organizations & group practices 6

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.

Hospital & facility affiliations 10

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": "1159142400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763337600000",
    "number": "1760582159",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "168 N BRENT ST STE 508",
            "city": "VENTURA",
            "state": "CA",
            "postal_code": "930032840",
            "telephone_number": "805-643-2375",
            "fax_number": "805-643-3511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "168 N BRENT ST STE 508",
            "city": "VENTURA",
            "state": "CA",
            "postal_code": "930032840",
            "telephone_number": "805-643-2375",
            "fax_number": "805-643-3511"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "300 Hillmont Ave",
            "address_purpose": "LOCATION",
            "city": "Ventura",
            "state": "CA",
            "postal_code": "930031651",
            "country_code": "US",
            "telephone_number": "805-652-6000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BUSHNELL",
        "first_name": "LAMAR",
        "middle_name": "J.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-25",
        "last_updated": "2025-11-17",
        "certification_date": "2025-11-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "CA",
            "license": "G81373",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "330003580",
            "state": null
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lamar.bushnell@ventura.cernerdirect.com",
            "affiliation": "N",
            "endpointDescription": "Cerner Direct Secure Email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Direct Information",
            "address_1": "300 Hillmont Ave",
            "city": "Ventura",
            "state": "CA",
            "country_code": "US",
            "postal_code": "930031651",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Ventura, CA

Sources for this page

Verify at the official NPI Registry.