Individual provider Active NPI

Henry Ashista, MD, MPH

  • Emergency Medicine Physician
  • Oakland, CA
National Provider Identifier
1215686993
Registry record updated Nov 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
A189317 Issued in CA
Practice address
1411 E 31St St
Oakland, CA 94602-1092
Phone
(510) 437-4564
NPI assigned
Mar 21, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 18, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Emergency Medicine Physician 207P00000X A189317 CA Primary

Addresses

Primary practice location

1411 E 31St St
Oakland, CA 94602-1092

Mailing address

161 Eugenia Dr
Ventura, CA 93003-1565
Phone (805) 215-2433

Other names 1

  • Dr. Henry Ashworth Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
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
I20250605001698 CA Practitioner - Emergency Medicine 5092224451 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Pacific Redwood Medical Group IncGroup PAC ID 5496652703, 58 clinicians

Practice addresses (Care Compare)

275 Hospital Dr
Ukiah, CA 95482-4531
Phone (707) 462-3111

Hospital & facility affiliations

  • Adventist Health Ukiah Valley Hospital, Ukiah, CA, CCN 050301

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A189317CAMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Pacific Redwood Medical Group Inc Emergency Medicine CurrentSince Jun 15, 2025 Accepting new patients

Locations

15630 18th Ave
Clearlake, CA 95422
Phone (707) 995-5820

700 River Dr
Fort Bragg, CA 95437
Phone (707) 961-1234

10 Woodland Rd
Saint Helena, CA 94574
Phone (707) 963-2002

275 Hospital Dr
Ukiah, CA 95482
Phone (707) 462-7900

1 Marcela Dr
Willits, CA 95490
Phone (707) 456-3001

Interoperability endpoints

  • Direct secure messaging: hashworth719518@hisp.ehr.sutterhealth.org

Organizations & group practices 2

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 1

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": "1647820800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763424000000",
    "number": "1215686993",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "161 EUGENIA DR",
            "city": "VENTURA",
            "state": "CA",
            "postal_code": "930031565",
            "telephone_number": "805-215-2433"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1411 E 31ST ST",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946021092",
            "telephone_number": "510-437-4564"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ASHISTA",
        "first_name": "HENRY",
        "name_prefix": "Dr.",
        "credential": "MD, MPH",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-03-21",
        "last_updated": "2025-11-18",
        "certification_date": "2025-11-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A189317",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "HENRY",
            "last_name": "ASHWORTH",
            "prefix": "DR.",
            "credential": "MD, MPH",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Oakland, CA

Sources for this page

Verify at the official NPI Registry.