Individual provider Active NPI

Megan Eileen Sommer, BSN, RN, CCRN

  • Critical Care Medicine Registered Nurse
  • Santa Rosa, CA
National Provider Identifier
1114631900
Registry record updated Jan 6, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine Registered NurseTaxonomy code 163WC0200X
License
95096318 Issued in CA
Practice address
30 Mark West Springs Rd
Santa Rosa, CA 95403-1436
Phone
(707) 576-4500
NPI assigned
Jan 6, 2023
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 6, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine Registered Nurse 163WC0200X 95096318 CA Primary

Addresses

Primary practice location

30 Mark West Springs Rd
Santa Rosa, CA 95403-1436

Mailing address

11 Persimmon CT
Petaluma, CA 94954-4625
Phone (510) 456-8869

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240329002127 CA Practitioner - Nurse Practitioner 4183062946 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2023
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Providence Medical FoundationGroup PAC ID 8921993205, 1,461 clinicians

Practice addresses (Care Compare)

1165 Montgomery Dr
Santa Rosa, CA 95405-4801
Phone (707) 546-3210

Hospital & facility affiliations

  • Providence Santa Rosa Memorial Hospital Hospital, Santa Rosa, CA, CCN 050174
  • Petaluma Valley Hospital Hospital, Petaluma, CA, CCN 050136
  • Healdsburg Hospital Hospital, Healdsburg, CA, CCN 051321

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Bachelor on Science - Nursing, Nurse Practitioner, Registered Nurse

State licenses

LicenseStateTypeSpecialty
95096318CAMDCritical Care Medicine Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Providence Medical Foundation CurrentSince Sep 15, 2025 Accepting new patients
Providence Medical Foundation CurrentSince Sep 15, 2025 Accepting new patients
Regents Univ of California UCSF CurrentSince Mar 15, 2024 Accepting new patients
Providence Medical Foundation Current Accepting new patients
Providence Medical Foundation Past Accepting new patients

Locations

1375 University St
Healdsburg, CA 95448
Phone (707) 385-2025

250 Bon Air Rd
Kentfield, CA 94904
Phone (415) 464-1350

400 N McDowell Blvd
Petaluma, CA 94954
Phone (707) 778-1111

505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058

500 Doyle Park Dr
Ste 100
Santa Rosa, CA 95405
Phone (714) 449-4842

1165 Montgomery Dr
Santa Rosa, CA 95405
Phone (707) 525-5300

1165 Montgomery Dr
#1112
Santa Rosa, CA 95405
Phone (707) 546-3210

Interoperability endpoints

  • Direct secure messaging: msommer340942@direct-ucsfmedicalcenter.org

Organizations & group practices 5

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.

Hospital & facility affiliations 4

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": "1672963200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1672963200000",
    "number": "1114631900",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11 PERSIMMON CT",
            "city": "PETALUMA",
            "state": "CA",
            "postal_code": "949544625",
            "telephone_number": "510-456-8869"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "30 MARK WEST SPRINGS RD",
            "city": "SANTA ROSA",
            "state": "CA",
            "postal_code": "954031436",
            "telephone_number": "707-576-4500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOMMER",
        "first_name": "MEGAN",
        "middle_name": "EILEEN",
        "credential": "BSN, RN, CCRN",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-01-06",
        "last_updated": "2023-01-06",
        "certification_date": "2023-01-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WC0200X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Critical Care Medicine",
            "state": "CA",
            "license": "95096318",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Santa Rosa, CA

Sources for this page

Verify at the official NPI Registry.