Frederick Porral Lopez, CRNA

Primary specialty

Certified Registered Nurse AnesthetistTaxonomy code 367500000X

License

3351 Issued in CA

Practice address

975 Sereno Drive
Vallejo, CA 94589

Phone

(707) 651-3884

NPI assigned

Dec 26, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

Specialty

Certified Registered Nurse Anesthetist (Crna)

Education

Other, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Kaiser Foundation Hospital - Vacaville Hospital, Vacaville, CA, CCN 050767

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Santa Clara, CA
  • NPI 1073606299
  Medicare reassignment Care Compare group NPD
• Green Anesthesia

  • Certified Registered Nurse Anesthetist
  • Fairfield, CA
  • NPI 1457039331

  Nurse Anesthetist, Certified Registered

  Medicare reassignment NPD
• Sutter Valley Medical Foundation

  • Ambulatory Surgical Clinic/Center
  • Modesto, CA
  • NPI 1346615150
  Medicare reassignment
• Sutter Valley Medical Foundation

  • Ambulatory Surgical Clinic/Center
  • Yuba City, CA
  • NPI 1457593980
  Medicare reassignment
• Sutter Valley Medical Foundation

  • Ambulatory Surgical Clinic/Center
  • Stockton, CA
  • NPI 1467825844
  Medicare reassignment
• Sutter Valley Medical Foundation

  • Multi-Specialty Clinic/Center
  • Modesto, CA
  • NPI 1669846986
  Medicare reassignment
• Sutter Valley Medical Foundation

  • Ambulatory Surgical Clinic/Center
  • Elk Grove, CA
  • NPI 1972877264
  Medicare reassignment
• Permanente Medical Group Inc

  • Internal Medicine Physician
  • San Francisco, CA
  • NPI 1841373800
  NPD
• Permanente Medical Group, Inc

  • Clinical Medical Laboratory
  • San Jose, CA
  • NPI 1497971584
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Kaiser Foundation Hospitals

  • General Acute Care Hospital
  • Vacaville, CA
  • NPI 1710116116
  Care Compare affiliation

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

{
    "created_epoch": "1167091200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782172800000",
    "number": "1972668580",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "152 DARTMOUTH PL",
            "city": "BENICIA",
            "state": "CA",
            "postal_code": "945102019",
            "telephone_number": "215-771-3968"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "975 SERENO DRIVE",
            "city": "VALLEJO",
            "state": "CA",
            "postal_code": "94589",
            "telephone_number": "707-651-3884"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2725 Capitol Ave Dept 402",
            "address_purpose": "LOCATION",
            "city": "Sacramento",
            "state": "CA",
            "postal_code": "958166032",
            "country_code": "US",
            "telephone_number": "916-262-9002",
            "fax_number": "916-262-9012",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LOPEZ",
        "first_name": "FREDERICK",
        "middle_name": "PORRAL",
        "name_prefix": "Mr.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-12-26",
        "last_updated": "2026-06-23",
        "certification_date": "2026-06-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CA",
            "license": "3351",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "975 Sereno Dr",
            "city": "Vallejo",
            "state": "CA",
            "country_code": "US",
            "postal_code": "94589",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• David Lopez-Clark
• Aaron Scott Lopez
• Ana Rocio Lopez
• Aristeo Lopez
• Cassandra Gabrielle Lopez
• Stacy Lopez
• Anthony J Lopresti, D.O.
• Judith Ann Lorde
• Valentina Loreto-Ashley, RN
• Loretta Lary

• Certified Registered Nurse Anesthetist in Vallejo, CA
• Providers in Vallejo, CA by specialty
• Certified Registered Nurse Anesthetist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 23, 2026; 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.