Individual provider Active NPI

Oscar Fernandez, MD

  • Anesthesiology Physician
  • Walnut Creek, CA
National Provider Identifier
1235166430
Registry record updated Jul 8, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
G71880 Issued in CA
Practice address
1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Phone
(925) 939-3000
Fax
(925) 947-5286
NPI assigned
Jun 26, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2007

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X G71880 CA Primary

Addresses

Primary practice location

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122

Mailing address

PO Box 7793
San Francisco, CA 94120-7793

Other identifiers 1

IdentifierTypeStateIssuer
00G718800MedicaidCA

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
I20040608000535 CA Practitioner - Anesthesiology 8022091404 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
University of Miami, LM Miller School of Medicine, 1989
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cep America - Anesthesia PCGroup PAC ID 3678897915, 849 clinicians
G2 Anesthesia PCGroup PAC ID 3375873599, 104 clinicians

Practice addresses (Care Compare)

2405 Shadelands Dr
Suite 200
Walnut Creek, CA 94598-5916
Phone (925) 935-6700

2425 Samaritan Dr
San Jose, CA 95124-3908
Phone (408) 559-2011

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G71880CAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
John Muir Trauma Physicians Billing Service Anesthesiology CurrentSince Nov 25, 2009 Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Aug 15, 2023 Accepting new patients
Cep America - Anesthesia, PC Anesthesiology CurrentSince Aug 15, 2023 Accepting new patients
John Muir Trauma Physicians Billing Service Current Accepting new patients
Total Anesthesia Care Inc Anesthesiology CurrentSince Dec 1, 2022 Accepting new patients
G2 Anesthesia PC Anesthesiology CurrentSince Jan 1, 2023 Accepting new patients

Locations

429 Llewellyn Ave
Campbell, CA 95008
Phone (408) 358-5000

2222 East St
Ste 200
Concord, CA 94520
Phone (707) 207-0899

2222 East St
Ste 290
Concord, CA 94520
Phone (925) 691-1580

2222 East St
Ste 280
Concord, CA 94520
Phone (925) 858-8594

2540 East St
Concord, CA 94520
Phone (925) 674-2228

2100 Powell St
Ste 400
Emeryville, CA 94608
Phone (510) 350-2638

2000 Mowry Ave
Fremont, CA 94538
Phone (510) 793-6653

975 S Fairmont Ave
Lodi, CA 95240
Phone (209) 339-7575

15047 Los Gatos Blvd
Los Gatos, CA 95032
Phone (408) 356-2774

15047 Los Gatos Blvd
Ste 150
Los Gatos, CA 95032
Phone (408) 356-2244

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

2900 Eureka Way
Redding, CA 96001
Phone (530) 225-8700

1238 West St
Redding, CA 96001
Phone (530) 241-5499

3370 Geary Blvd
San Francisco, CA 94118
Phone (415) 379-7500

2425 Samaritan Dr
San Jose, CA 95124
Phone (408) 354-2114

2405 Shadelands Dr
Ste 200
Walnut Creek, CA 94598
Phone (615) 234-5924

2021 Ygnacio Valley Rd
Ste H102
Walnut Creek, CA 94598
Phone (866) 678-4320

133 La Casa Via
Ste 150
Walnut Creek, CA 94598
Phone (925) 210-8400

1601 Ygnacio Valley Rd
#100
Walnut Creek, CA 94598
Phone (925) 947-5245

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598
Phone (925) 295-1545

Organizations & group practices 6

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1151280000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1235166430",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7793",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941207793"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1601 YGNACIO VALLEY RD",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945983122",
            "telephone_number": "925-939-3000",
            "fax_number": "925-947-5286"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FERNANDEZ",
        "first_name": "OSCAR",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-26",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "G71880",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G718800",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

Verify at the official NPI Registry.