Active NPI
Alice Marie Ramirez, MD
- Pediatric Critical Care Medicine Physician
- Los Gatos, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Critical Care Medicine Physician
- License
- A134630
- Practice address
- 15400 Los Gatos Blvd
Los Gatos, CA 95032-2502 - Phone
- (408) 730-6222
- NPI assigned
- Apr 4, 2013
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatric Critical Care Medicine Physician | 2080P0203X | A134630 | CA | Primary |
| Pediatrics Physician | 208000000X | A134630 | CA | |
| Pediatric Cardiology Physician | 2080P0202X | A134630 | CA |
Addresses
Primary practice location
15400 Los Gatos Blvd
Los Gatos, CA 95032-2502
Mailing address
PO Box 276950
Sacramento, CA 95827-6950
Other practice location 1
725 Welch Rd
Palo Alto, CA 94304-1601
Phone (650) 497-8000
Other names 1
- Alice Marie Ainsworth
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
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A134630 | CA | MD | Pediatric Cardiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| University of California SFGH Medical Group | Current | Accepting new patients | |
| LPCH Medical Group Div of Lucile | Pediatrics | Current | Accepting new patients |
| University of California SFGH Medical Group | Current | Accepting new patients | |
| Stanford Health Care | Current | Accepting new patients | |
| Sutter Bay Medical Foundation | Current | Accepting new patients | |
| University of California SFGH Medical Group | Current | Accepting new patients | |
| Stanford Health Care | Pediatrics | Current | Accepting new patients |
| Sutter Bay Medical Foundation | Current | Accepting new patients |
Locations
18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590
350 John Muir Pkwy
Ste 160
Brentwood, CA 94513
Phone (925) 204-1920
1950 University Ave
Ste 160
East Palo Alto, CA 94303
Phone (650) 317-8100
3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800
1189 E Herndon Ave
Ste 103
Fresno, CA 93720
Phone (559) 450-7777
370 Distel Cir
Los Altos, CA 94022
Phone (650) 254-5200
15400 Los Gatos Blvd
Los Gatos, CA 95032
Phone (408) 523-3102
600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755
101 Rowland Way
Ste 220
Novato, CA 94945
Phone (415) 878-7200
725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979
795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832
1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911
151 N Sunrise Ave
Ste 1205
Roseville, CA 95661
Phone (916) 789-1505
400 Parnassus Ave
San Francisco, CA 94143
Phone (415) 353-2000
505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058
1001 Potrero Ave
Rm 5H22
San Francisco, CA 94110
Phone (628) 206-4774
400 Parnassus Ave
#300
San Francisco, CA 94143
Phone (415) 476-2163
400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000
3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847
123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200
3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750
300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710
10200 Trinity Pkwy
Ste 101
Stockton, CA 95219
Phone (209) 323-3488
550 S Green Valley Rd
Watsonville, CA 95076
Phone (831) 458-5865
Organizations & group practices 8
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.
-
dba Palo Alto Medial Foundation
- Multi-Specialty Clinic/Center
- Palo Alto, CA
- NPI 1013950807
-
dba UCSF SFGH Medical Group Dept of Otolaryngology
- Otolaryngology Physician
- San Francisco, CA
- NPI 1154396208
-
dba Lucile Salter Packard Children's Hospital at Stanford
- Children's Hospital
- Palo Alto, CA
- NPI 1417907940
Pediatrics
-
dba Stanford Medical Center A Trade Name for Stanford Health Care
- General Acute Care Hospital
- Stanford, CA
- NPI 1437292927
Pediatrics
-
dba Stanford Health Care Specialty Pharmacy
- Specialty Pharmacy
- Mountain View, CA
- NPI 1760366132
-
dba Palo Alto Medical Foundation
- Clinical Medical Laboratory
- Santa Clara, CA
- NPI 1669287033
-
dba UCSF SFGH Medical Group Division of Vascular Surgery
- Vascular Surgery Physician
- San Francisco, CA
- NPI 1033913959
-
dba UCSF SFGH Medical Group Dept of Medicine
- Internal Medicine Physician
- San Francisco, CA
- NPI 1306811930
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1365033600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1768262400000",
"number": "1477896819",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 276950",
"city": "SACRAMENTO",
"state": "CA",
"postal_code": "958276950"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "15400 LOS GATOS BLVD",
"city": "LOS GATOS",
"state": "CA",
"postal_code": "950322502",
"telephone_number": "408-730-6222"
}
],
"practiceLocations": [
{
"address_1": "725 Welch Rd",
"address_purpose": "LOCATION",
"city": "Palo Alto",
"state": "CA",
"postal_code": "943041601",
"country_code": "US",
"telephone_number": "650-497-8000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "RAMIREZ",
"first_name": "ALICE",
"middle_name": "MARIE",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2013-04-04",
"last_updated": "2026-01-13",
"certification_date": "2026-01-13",
"status": "A"
},
"taxonomies": [
{
"code": "2080P0203X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Critical Care Medicine",
"state": "CA",
"license": "A134630",
"primary": true
},
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "CA",
"license": "A134630",
"primary": false
},
{
"code": "2080P0202X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Cardiology",
"state": "CA",
"license": "A134630",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "ALICE",
"last_name": "AINSWORTH",
"middle_name": "MARIE",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Los Gatos, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 13, 2026; 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.