NPIMap

Individual provider Active NPI

Thillaiampalam Srijaerajah, MD

  • Internal Medicine Physician
  • California City, CA
National Provider Identifier
1538271002
Registry record updated Aug 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A33938 Issued in CA
Practice address
9278 N Loop Blvd
California City, CA 93505-2236
Phone
(760) 373-4809
Fax
(760) 373-4800
NPI assigned
Aug 31, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 30, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A33938 CA Primary

Addresses

Primary practice location

9278 N Loop Blvd
California City, CA 93505-2236

Mailing address

44725 10TH St W
230
Lancaster, CA 93534
Phone (661) 948-1611

Other identifiers 2

IdentifierTypeStateIssuer
GR0064250MedicaidCA
GR0064251MedicaidCA

Other names 1

  • T Sri MD Professional name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20110216000435 CA Practitioner - Internal MedicinePractitioner - Geriatric Medicine 0547228876 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Geriatric Medicine
Education
Hospital College of Medicine, 1971
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cajon Medical Group PCGroup PAC ID 8820351174, 18 clinicians

Practice addresses (Care Compare)

44725 10TH St W
Suite 230
Lancaster, CA 93534-3048
Phone (909) 735-2446

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A33938CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cajon Medical Group, PC Internal Medicine CurrentSince Jan 15, 2024 Accepting new patients
Cajon Medical Group PC Internal Medicine CurrentSince Jan 15, 2024 Accepting new patients
Cajon Medical Group PC Internal Medicine Current Accepting new patients
Kenneth V. Miselis, M.D. Inc. Past Accepting new patients
Cajon Medical Group PC Internal Medicine Past Accepting new patients
Antelope Valley Health Care District Past Accepting new patients

Locations

9278 N Loop Blvd
California City, CA 93505
Phone (760) 373-4809

162 N Santa Fe St
Hemet, CA 92543
Phone (951) 506-9522

44725 10th St W
Ste 230
Lancaster, CA 93534
Phone (661) 948-1611

1809 W Redlands Blvd
Redlands, CA 92373
Phone (909) 307-1320

1815 W Redlands Blvd
Redlands, CA 92373

Interoperability endpoints

  • Direct secure messaging: thillaiampalam.srijaerajah.p7@direct.hdmgipa.nextgenshare.com

Organizations & group practices 6

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 3

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": "1156982400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788048000000",
    "number": "1538271002",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "44725 10TH ST W",
            "address_2": "230",
            "city": "LANCASTER",
            "state": "CA",
            "postal_code": "93534",
            "telephone_number": "661-948-1611",
            "fax_number": "661-945-5291"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9278 N LOOP BLVD",
            "city": "CALIFORNIA CITY",
            "state": "CA",
            "postal_code": "935052236",
            "telephone_number": "760-373-4809",
            "fax_number": "760-373-4800"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SRIJAERAJAH",
        "first_name": "THILLAIAMPALAM",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-31",
        "last_updated": "2026-08-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A33938",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "GR0064250",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "GR0064251",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "T",
            "last_name": "SRI MD",
            "credential": "A PROFESSIONAL CORP",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

Other providers in California City, CA

Sources for this page

Verify at the official NPI Registry.