Individual provider Active NPI

Jacob Martin Macmaster, PMHNP IN PROGRESS

  • Psychiatric/Mental Health Nurse Practitioner
  • San Diego, CA
National Provider Identifier
1205636354
Registry record updated Aug 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
RN95268641 Issued in CA
Practice address
1907 Columbia St Apt 308
San Diego, CA 92101-2219
Phone
(559) 776-8864
NPI assigned
Mar 18, 2025
Last updated
Aug 18, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 18, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse Practitioner 363LP0808X RN95268641 CA Primary

Addresses

Primary practice location

1907 Columbia St Apt 308
San Diego, CA 92101-2219

Mailing address

1907 Columbia St Apt 308
San Diego, CA 92101-2219
Phone (559) 776-8864

Other identifiers 1

IdentifierTypeStateIssuer
RN95268641OtherCABOARD OF REGISTERED NURSING

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
I20251008003213 CA Practitioner - Nurse Practitioner 9133626831 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

5320 Hwy 49 N
Suite 1 3
Mariposa, CA 95338-9588
Phone (209) 966-2344

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
RN95268641CAMDPsychiatric/Mental Health Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Macmaster Psychiatric Services a Professional Nursing Corporation Current Accepting new patients
Community Health Centers of America CurrentSince Sep 22, 2025 Accepting new patients
Community Health Centers of America CurrentSince Sep 22, 2025 Accepting new patients
Dr. Eric Chaghouri M.D., a Professional Medical Corporation Past Accepting new patients

Locations

5320 State Highway 49 N
Ste 13
Mariposa, CA 95338
Phone (209) 966-2344

850 W Olive Ave
#A
Merced, CA 95348
Phone (209) 384-1777

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1742256000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755475200000",
    "number": "1205636354",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1907 COLUMBIA ST APT 308",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921012219",
            "telephone_number": "559-776-8864"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1907 COLUMBIA ST APT 308",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921012219",
            "telephone_number": "559-776-8864"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MACMASTER",
        "first_name": "JACOB",
        "middle_name": "MARTIN",
        "credential": "PMHNP IN PROGRESS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-03-18",
        "last_updated": "2025-08-18",
        "certification_date": "2025-08-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "CA",
            "license": "RN95268641",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BOARD OF REGISTERED NURSING",
            "identifier": "RN95268641",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.