NPIMap

Individual provider Active NPI

Melissa Ann Baxter, CRNA

  • Certified Registered Nurse Anesthetist
  • Los Altos, CA
National Provider Identifier
1821010091
Registry record updated Feb 3, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
1975 Issued in CA
Practice address
921 Yorkshire Dr
Los Altos, CA 94024-7051
Phone
(650) 521-2457
Fax
(650) 966-1773
NPI assigned
Jul 24, 2006
Last updated
Feb 3, 2011By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 3, 2011

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 1975 CA Primary

Addresses

Primary practice location

921 Yorkshire Dr
Los Altos, CA 94024-7051

Mailing address

921 Yorkshire Dr
Los Altos, CA 94024-7051
Phone (650) 521-2457

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20130708000189 CA Practitioner - Certified Registered Nurse Anesthetist (Crna) 3870486418 Reassigns benefits to 5 organizations
Receives reassigned benefits from 1 practitioner
Practice locations: Fresno, CA

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 1992
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sonora Anesthesia Services a Medical Group IncGroup PAC ID 7315911567, 13 clinicians
Silicon Valley Anesthesia Associates IncGroup PAC ID 7618235003, 17 clinicians
Concierge AnesthesiaGroup PAC ID 7012320500, 18 clinicians

Practice addresses (Care Compare)

1000 Greenley Rd
Sonora, CA 95370-5200
Phone (209) 536-5000

2340 Montpelier Dr
San Jose, CA 95116-1622
Phone (408) 538-8934

3180 Willow LN
Suite 118
Thousand Oaks, CA 91361-4986
Phone (805) 870-9482

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Empire Anesthesia Inc CurrentSince Apr 15, 2019 Accepting new patients
Sonora Anesthesia Services a Medical Group Inc CurrentSince Aug 5, 2015 Accepting new patients
Silicon Valley Anesthesia Associates, Inc. Nurse Anesthetist, Certified Registered CurrentSince Apr 1, 2019 Accepting new patients
Concierge Anesthesia CurrentSince Jun 23, 2025 Accepting new patients
Garrett S Hilt Certified Registered Nursing Anesthesia Inc CurrentSince Oct 19, 2021 Accepting new patients
Allen Lavee MD, Inc. Past Accepting new patients
Universtiy Anesthesia Assoc., Inc. Past Accepting new patients
Rio Grande Anesthesia & Pain Medicine Consultants, P.a. Past Accepting new patients

Locations

4500 Morning Dr
Ste 102
Bakersfield, CA 93306
Phone (661) 437-4140

20998 Redwood Rd
Castro Valley, CA 94546
Phone (510) 538-2828

835 Third Ave
Ste A
Chula Vista, CA 91911
Phone (619) 425-7755

488 E Valley Pkwy
Ste 100
Escondido, CA 92025
Phone (760) 546-4386

1241 E Hillsdale Blvd
Ste 210
Foster City, CA 94404
Phone (650) 389-9383

575 Sir Francis Drake Blvd
Ste 3
Greenbrae, CA 94904
Phone (415) 925-1030

1700 San Pablo Ave
Pinole, CA 94564
Phone (510) 724-9500

3939 3rd Ave
San Diego, CA 92103
Phone (619) 296-8525

3939 Ruffin Rd
San Diego, CA 92123
Phone (619) 299-9530

2340 Montpelier Dr
San Jose, CA 95116
Phone (408) 515-2428

5201 Norris Canyon Rd
Ste 100
San Ramon, CA 94583
Phone (925) 872-1700

816 E Enos Dr
Ste B
Santa Maria, CA 93454
Phone (805) 347-7813

4472 Broad St
Ste 150
Sn Luis Obisp, CA 93401
Phone (805) 364-8450

1000 Greenley Rd
Sonora, CA 95370
Phone (209) 263-0803

3180 Willow Ln
Ste 118
Thousand Oaks, CA 91361
Phone (805) 766-6319

696 Hampshire Rd
Ste 100
Westlake Vlg, CA 91361
Phone (805) 413-7920

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 12

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": "1153699200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1296691200000",
    "number": "1821010091",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "921 YORKSHIRE DR",
            "city": "LOS ALTOS",
            "state": "CA",
            "postal_code": "940247051",
            "telephone_number": "650-521-2457",
            "fax_number": "650-966-1773"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "921 YORKSHIRE DR",
            "city": "LOS ALTOS",
            "state": "CA",
            "postal_code": "940247051",
            "telephone_number": "650-521-2457",
            "fax_number": "650-966-1773"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BAXTER",
        "first_name": "MELISSA",
        "middle_name": "ANN",
        "name_prefix": "Ms.",
        "credential": "CRNA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-07-24",
        "last_updated": "2011-02-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CA",
            "license": "1975",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Altos, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 3, 2011; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.

Verify at the official NPI Registry.