Individual provider Active NPI

Melissa Dawn Gregorius, CRNA

  • Certified Registered Nurse Anesthetist
  • Redlands, CA
National Provider Identifier
1942440359
Registry record updated Feb 1, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
3832 Issued in CA
Practice address
915 La Flora Dr
Redlands, CA 92373
Phone
(909) 556-0325
NPI assigned
Feb 24, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 1, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Nurse 163W00000X 595317 CA
Certified Registered Nurse Anesthetist 367500000X 3832 CA Primary

Addresses

Primary practice location

915 La Flora Dr
Redlands, CA 92373

Mailing address

400 N Pepper Ave
Colton, CA 92324-1801
Phone (909) 362-2901

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, MT2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20091217000225 CA Practitioner - Certified Registered Nurse Anesthetist (Crna) 8224178504 Reassigns benefits to 6 organizations
I20230214002342 MT Practitioner - Certified Registered Nurse Anesthetist (Crna) 8224178504 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mai Nursing Anesthesia PCGroup PAC ID 2567858764, 35 clinicians
St Johns Lutheran Hospital IncGroup PAC ID 1557255676, 34 clinicians
Anesthesia Care Consultants IncGroup PAC ID 9032210935, 18 clinicians

Practice addresses (Care Compare)

1700 San Pablo Ave
Suite D
Pinole, CA 94564-2082
Phone (510) 724-9500

209 Health Park Dr
Libby, MT 59923-2001
Phone (406) 283-7000

3003 Paul Sweet Rd
Santa Cruz, CA 95065-1503
Phone (408) 354-9254

Hospital & facility affiliations

  • Cabinet Peaks Medical Center Hospital, Libby, MT, CCN 271320

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Sda Services of Ca CurrentSince May 1, 2021 Accepting new patients
Summit Anesthesia Associates PLLC Nurse Anesthetist, Certified Registered CurrentSince Oct 1, 2024 Accepting new patients
Monterey Anesthesia Professionals Nurse Anesthetist, Certified Registered CurrentSince Jul 1, 2018 Accepting new patients
Glacier Eye Clinic PC CurrentSince Feb 1, 2023 Accepting new patients
Marcus Daly Memorial Hospital Corporation Current Accepting new patients
St. John'S Lutheran Hospital, Inc. CurrentSince Mar 1, 2023 Accepting new patients
Southern Monterey County Memorial Hospital CurrentSince Aug 5, 2018 Accepting new patients
Mai Nursing Anesthesia PC CurrentSince Dec 1, 2021 Accepting new patients
Marcus Daly Memorial Hospital Corporation CurrentSince Sep 4, 2023 Accepting new patients
Permanente Medical Group Inc CurrentSince Aug 8, 2016 Accepting new patients
Anesthesia Care Consultants Inc CurrentSince Sep 1, 2025 Accepting new patients
Marcus Daly Memorial Hospital Corp CurrentSince Sep 4, 2023 Accepting new patients
Permanente Medical Group, Inc CurrentSince Aug 8, 2016 Accepting new patients
Southern Monterey County Memorial Hospital CurrentSince Aug 5, 2018 Accepting new patients
Permanente Medical Group Inc Current Accepting new patients
Regional Anesthesia Associates Inc Past Accepting new patients
Loma Linda Univ Anesthesiology Medical Group Inc Past Accepting new patients

Locations (25 of 37)

750 Auburn Ravine Rd
Auburn, CA 95603
Phone (530) 823-6131

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

5959 Greenback Ln
Ste 310
Citrus Hts, CA 95621
Phone (916) 527-8921

800 E Washington Blvd
Crescent City, CA 95531
Phone (707) 464-8511

39350 Civic Center Dr
Ste 100
Fremont, CA 94538
Phone (510) 456-4600

4753 W Shaw Ave
Ste 101
Fresno, CA 93722
Phone (559) 277-8738

900 N Douty St
Hanford, CA 93230
Phone (559) 587-9014

300 Canal St
King City, CA 93930
Phone (831) 385-6000

210 Canal St
King City, CA 93930
Phone (931) 385-7100

25915 Barton Rd
Ste 101
Loma Linda, CA 92354
Phone (714) 394-6465

11234 Anderson St
Loma Linda, CA 92350
Phone (909) 558-3016

609 E Orangeburg Ave
Bldg B
Modesto, CA 95350
Phone (209) 527-6700

2 Upper Ragsdale Dr
Ste B160
Monterey, CA 93940
Phone (831) 333-4000

966 Cass St
Ste 150
Monterey, CA 93940
Phone (831) 649-1126

655 Munras Ave Ste 100
Ste 100
Monterey, CA 93940

101 Monroe St
Petaluma, CA 94954
Phone (707) 763-4109

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

1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015

901 Nevin Ave
Richmond, CA 94801
Phone (510) 307-1500

930 W Main St
Ripon, CA 95366
Phone (209) 599-4221

1441 Constitution Blvd
Salinas, CA 93906
Phone (831) 261-8090

2200 Ofarrell St
San Francisco, CA 94115
Phone (415) 202-2000

104 Saint Matthews Ave
San Mateo, CA 94401
Phone (650) 344-8700

710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400

3003 Paul Sweet Rd
Santa Cruz, CA 95065
Phone (831) 462-1607

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/JDEGCD

Organizations & group practices 17

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.

View all 17

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": "1235433600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1643673600000",
    "number": "1942440359",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "400 N PEPPER AVE",
            "city": "COLTON",
            "state": "CA",
            "postal_code": "923241801",
            "telephone_number": "909-362-2901"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "915 LA FLORA DR",
            "city": "REDLANDS",
            "state": "CA",
            "postal_code": "92373",
            "telephone_number": "909-556-0325"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GREGORIUS",
        "first_name": "MELISSA",
        "middle_name": "DAWN",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-02-24",
        "last_updated": "2022-02-01",
        "certification_date": "2022-02-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "CA",
            "license": "595317",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "CA",
            "license": "3832",
            "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": "N",
            "endpointDescription": "Carequality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "401 Bicentennial Way",
            "city": "Santa Rosa",
            "state": "CA",
            "country_code": "US",
            "postal_code": "954032149",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Redlands, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 1, 2022; 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.