Individual provider Active NPI

Collin Takashi Mayemura, MD

  • Hospitalist Physician
  • La Jolla, CA
National Provider Identifier
1609452366
Registry record updated Jul 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
A192401 Issued in CA
Practice address
10666 N Torrey Pines Rd
La Jolla, CA 92037-1027
Phone
(858) 554-7909
NPI assigned
Mar 23, 2021
Last updated
Jul 30, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 30, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X CA
Internal Medicine Physician 207R00000X A192401 CA
Hospitalist Physician 208M00000X A192401 CA Primary

Addresses

Primary practice location

10666 N Torrey Pines Rd
La Jolla, CA 92037-1027

Mailing address

10790 Rancho Bernardo Rd
San Diego, CA 92127-5705
Phone (858) 554-7909

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
I20220203001387 CA Order and Referring Only - Internal MedicinePractitioner - Internal Medicine 8921491564

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A192401CAMDInternal Medicine Physician

NPI Registry JSON

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

{
    "created_epoch": "1616457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785369600000",
    "number": "1609452366",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10790 RANCHO BERNARDO RD",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921275705",
            "telephone_number": "858-554-7909"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10666 N TORREY PINES RD",
            "city": "LA JOLLA",
            "state": "CA",
            "postal_code": "920371027",
            "telephone_number": "858-554-7909"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAYEMURA",
        "first_name": "COLLIN",
        "middle_name": "TAKASHI",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-23",
        "last_updated": "2026-07-30",
        "certification_date": "2026-07-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "CA",
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A192401",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A192401",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in La Jolla, CA

Sources for this page

Verify at the official NPI Registry.