Individual provider Active NPI

Timothy John Dalsaso, MD

  • Diagnostic Radiology Physician
  • Eureka, CA
National Provider Identifier
1497737639
Registry record updated May 6, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
224783 Issued in MA
Practice address
2700 Dolbeer St
St. Joseph Hospital
Eureka, CA 95501-4736
Phone
(707) 442-7814
Fax
(707) 445-3710
NPI assigned
Nov 15, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 6, 2011

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 224783 MA Primary

Addresses

Primary practice location

2700 Dolbeer St
St. Joseph Hospital
Eureka, CA 95501-4736

Mailing address

PO Box 6428
Humboldt Radiology Medical Group,Inc.
Eureka, CA 95502-6428
Phone (707) 442-7814

Other identifiers 4

IdentifierTypeStateIssuer
J28834OtherMABCBS MA
2106582MedicaidMA
478702OtherMATUFTS HEALTH PLAN
A101314OtherCAMEDICAL LICENSE

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA
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
I20250919004352 VA Practitioner - Diagnostic Radiology 2567408826 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Other, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Peninsula Radiological Associates LimitedGroup PAC ID 5991603573, 64 clinicians

Practice addresses (Care Compare)

500 J Clyde Morris Blvd
Newport News, VA 23601-1929
Phone (757) 594-2911

Hospital & facility affiliations

  • Riverside Regional Medical Center Hospital, Newport News, VA, CCN 490052
  • Riverside Walter Reed Hospital Hospital, Gloucester, VA, CCN 490130
  • Providence St Joseph Hospital Hospital, Eureka, CA, CCN 050006
  • Riverside Doctors' Hospital of Williamsburg Hospital, Williamsburg, VA, CCN 490143
  • Riverside Shore Memorial Hospital Hospital, Onancock, VA, CCN 490037

Merit-based Incentive Payment System (MIPS)

Final score
93.25 of 100Reported as individual
Quality
87.5
Improvement activities
40
Cost
77.51

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
101314CAMDClinical Social Worker
224783MAMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Humboldt Radiology Medical Group Inc Diagnostic Radiology Current Accepting new patients
Peninsula Radiological Associates Limited Diagnostic Radiology CurrentSince Aug 1, 2025 Accepting new patients
Massachusetts General Physicians Organization Inc Diagnostic Radiology Past Accepting new patients

Locations

2700 Dolbeer St
Eureka, CA 95501
Phone (707) 269-4229

2330 Buhne St
Eureka, CA 95501
Phone (707) 442-3704

3300 Renner Dr
Fortuna, CA 95540
Phone (707) 725-3361

7519 Hospital Dr
Gloucester, VA 23061
Phone (804) 693-8800

500 J Clyde Morris Blvd
North North, VA 23601
Phone (757) 594-2000

19339 Benns Grant Blvd
Smithfield, VA 23430
Phone (757) 534-5000

Organizations & group practices 3

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 7

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": "1132012800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1304640000000",
    "number": "1497737639",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 6428",
            "address_2": "HUMBOLDT RADIOLOGY MEDICAL GROUP,INC.",
            "city": "EUREKA",
            "state": "CA",
            "postal_code": "955026428",
            "telephone_number": "707-442-7814",
            "fax_number": "707-445-3710"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2700 DOLBEER ST",
            "address_2": "ST. JOSEPH HOSPITAL",
            "city": "EUREKA",
            "state": "CA",
            "postal_code": "955014736",
            "telephone_number": "707-442-7814",
            "fax_number": "707-445-3710"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DALSASO",
        "first_name": "TIMOTHY",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-15",
        "last_updated": "2011-05-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MA",
            "license": "224783",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS MA",
            "identifier": "J28834",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2106582",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TUFTS HEALTH PLAN",
            "identifier": "478702",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL LICENSE",
            "identifier": "A101314",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Eureka, CA

Sources for this page

Verify at the official NPI Registry.