Individual provider Active NPI

Megan E Spencer, NP

  • Acute Care Nurse Practitioner
  • San Francisco, CA
National Provider Identifier
1164799375
Registry record updated Feb 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
95027001 Issued in CA
Practice address
505 Parnassus Ave FL 12
San Francisco, CA 94143-2204
Phone
(415) 353-3421
Fax
(415) 353-2467
NPI assigned
Nov 17, 2011
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 21, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse Practitioner 363LA2100X 95027001 CA Primary
Acute Care Nurse Practitioner 363LA2100X 294838 AZ

Addresses

Primary practice location

505 Parnassus Ave FL 12
San Francisco, CA 94143-2204

Mailing address

700 Ackerman Rd Ste 2120
Columbus, OH 43202-1559
Phone (614) 293-3196

Other practice location 1

5301 E Grant Rd
Tucson, AZ 85712-2805
Phone (520) 327-5461

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ, CA2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20240509000573 AZ Practitioner - Nurse Practitioner 4880851690 Reassigns benefits to 2 organizations
I20251125002047 CA Practitioner - Nurse Practitioner 4880851690 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Banner-University Medical GroupGroup PAC ID 7719899871, 1,066 clinicians
University of California San FranciscoGroup PAC ID 4486567229, 1,780 clinicians
Regents of the University of CaliforniaGroup PAC ID 4284547274, 706 clinicians

Practice addresses (Care Compare)

1891 W Orange Grove Rd
BLDG 1
Tucson, AZ 85704-1105
Phone (520) 742-4183

2330 Post St
San Francisco, CA 94115-3465
Phone (415) 476-4029

505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-4029

Hospital & facility affiliations

  • UCSF Medical Center Hospital, San Francisco, CA, CCN 050454

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
294838AZMDAcute Care Nurse Practitioner
95027001CAMDAcute Care Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
UCSF Medical Group Business Services CurrentSince Nov 12, 2025 Accepting new patients
Regents of the University of California CurrentSince Nov 12, 2025 Accepting new patients
TMC Medical Network CurrentSince Mar 15, 2026 Accepting new patients
Banner-University Medical Group CurrentSince May 1, 2024 Accepting new patients
University of California San Francisco Current Accepting new patients
University of California San Francisco CurrentSince Nov 12, 2025 Accepting new patients
Banner-University Medical Group CurrentSince May 1, 2024 Accepting new patients
UCSF Medical Group Business Services Nurse Practitioner CurrentSince Nov 12, 2025 Accepting new patients
University of California San Francisco CurrentSince Nov 12, 2025 Accepting new patients
Osu Radiation Oncology LLC Past Accepting new patients

Locations

2800 E Ajo Way
Tucson, AZ 85713
Phone (520) 294-4471

1891 W Orange Grove Rd
Bldg 1
Tucson, AZ 85704
Phone (520) 694-2873

3838 N Campbell Ave
Bldg 1
Tucson, AZ 85719
Phone (520) 694-2873

5301 E Grant Rd
Tucson, AZ 85712
Phone (520) 324-1344

2380 N Ferguson Ave
Ste 104
Tucson, AZ 85712
Phone (520) 324-1010

3100 San Pablo Ave
Berkeley, CA 94702
Phone (510) 985-5020

2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444

400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000

505 Parnassus Ave
Fl 12
San Francisco, CA 94143
Phone (415) 353-1383

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

Organizations & group practices 10

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 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": "1321488000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771632000000",
    "number": "1164799375",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 ACKERMAN RD STE 2120",
            "city": "COLUMBUS",
            "state": "OH",
            "postal_code": "432021559",
            "telephone_number": "614-293-3196"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "505 PARNASSUS AVE FL 12",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432204",
            "telephone_number": "415-353-3421",
            "fax_number": "415-353-2467"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5301 E Grant Rd",
            "address_purpose": "LOCATION",
            "city": "Tucson",
            "state": "AZ",
            "postal_code": "857122805",
            "country_code": "US",
            "telephone_number": "520-327-5461",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SPENCER",
        "first_name": "MEGAN",
        "middle_name": "E",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-11-17",
        "last_updated": "2026-02-21",
        "certification_date": "2026-02-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "CA",
            "license": "95027001",
            "primary": true
        },
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "AZ",
            "license": "294838",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.