Active NPI
Henry Ashista, MD, MPH
- Emergency Medicine Physician
- Oakland, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medicine Physician
- License
- A189317
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
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
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| 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 Inc
Practice addresses (Care Compare)
275 Hospital Dr
Ukiah, CA 95482-4531
Phone (707) 462-3111
Hospital & facility affiliations
- Adventist Health Ukiah Valley
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A189317 | CA | MD | Emergency Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Pacific Redwood Medical Group Inc | Emergency Medicine | Current | 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
- 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.
-
- Emergency Medicine Physician
- Ukiah, CA
- NPI 1033103676
CA, Emergency Medicine
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
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 18, 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.