Individual provider Active NPI

Jeffrey Thomas

  • Internal Medicine Physician
  • Orange, CA
National Provider Identifier
1932337136
Registry record updated Dec 11, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A115831 Issued in CA
Practice address
2592 N Santiago Blvd
Orange, CA 92867-1862
Phone
(855) 434-7763
Fax
(949) 281-5550
NPI assigned
Jun 25, 2009
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 11, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X A115831 CA
Internal Medicine Physician 207R00000X A115831 CA Primary

Addresses

Primary practice location

2592 N Santiago Blvd
Orange, CA 92867-1862

Mailing address

2592 N Santiago Blvd
Orange, CA 92867-1862
Phone (855) 434-7763

Other identifiers 1

IdentifierTypeStateIssuer
00A115831MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, OR, NV, AZ, ID, TX, GA, TN, MN, UT, PA, WI, NJ, WA, FL, AL, CO, IN, OK, NC, NY, CT, LA, IL, ME, SD, VA, MD, MA, NH, DE, OH, WV, KS, MO, IA, ND, SC, NM, KY40 enrollments
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 40

Enrollment IDStateProvider typePAC IDDetails
I20120608000288 CA Practitioner - HospitalistPractitioner - Internal Medicine 7315101003 Reassigns benefits to 3 organizations
I20240316000535 OR Practitioner - Internal Medicine 7315101003 Reassigns benefits to 3 organizations
I20240329002388 NV Practitioner - Internal Medicine 7315101003 Reassigns benefits to 3 organizations
I20240416002272 AZ Practitioner - Internal Medicine 7315101003 Reassigns benefits to 3 organizations
I20240502002915 ID Practitioner - Internal Medicine 7315101003 Reassigns benefits to 4 organizations
I20240703001622 TX Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20240807003724 GA Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20240808002934 TN Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20240821001609 MN Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20240828002303 UT Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20240923002100 PA Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20240926003698 WI Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20241007000832 NJ Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20241009001526 WA Practitioner - Internal Medicine 7315101003 Reassigns benefits to 3 organizations
I20241023001487 FL Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20241109000230 AL Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20241202003413 CO Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250114000717 IN Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20250122000126 OK Practitioner - Family Practice 7315101003 Reassigns benefits to 1 organization
I20250211001239 NC Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20250212001865 NY Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20250219002271 CT Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20250219003955 LA Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250220002334 IL Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250221003245 ME Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250224003289 SD Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250319001216 VA Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20250326000629 MD Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20250507001346 MA Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250808000213 NH Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20250815000058 DE Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250825000274 OH Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250828004841 WV Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20250924003621 KS Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20251013001801 MO Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20251118004658 IA Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20251213000002 ND Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20251219003092 SC Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization
I20260123003557 NM Practitioner - Internal Medicine 7315101003 Reassigns benefits to 2 organizations
I20260213001660 KY Practitioner - Internal Medicine 7315101003 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Tufts University School of Medicine, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
J M Geiss DO ApcGroup PAC ID 6103044078, 13 clinicians
Senior Doc Tennessee PCGroup PAC ID 5991169070, 2 clinicians
Senior Doc Arizona PCGroup PAC ID 6103232111, 3 clinicians
Senior Doc Idaho PCGroup PAC ID 0648689174, 11 clinicians
Senior Doc Oregon PCGroup PAC ID 0749643716, 4 clinicians
Geiss Med Nevada PCGroup PAC ID 8921400599, 16 clinicians

Practice addresses (Care Compare)

Altoona, PA 16602
Phone (855) 434-7763

Miami, FL 33131
Phone (855) 434-7763

Birmingham, AL 35242
Phone (855) 434-7763

Murfreesboro, TN 37129
Phone (855) 434-7763

Nashville, TN 37215
Phone (855) 434-7763

Indianapolis, IN 46204
Phone 85543477632507

Glendale, WI 53217
Phone (855) 434-7763

Bloomington, MN 55437
Phone (855) 434-7763

Dallas, TX 75247
Phone 8554347763402

Littleton, CO 80120
Phone (855) 434-7763

Nampa, ID 83687
Phone (855) 434-7763

Phoenix, AZ 85022
Phone (855) 434-7763

Santa Ana, CA 92707
Phone (714) 475-3293

Ontario, OR 97914
Phone 8554347763402

Marysville, WA 98270
Phone (855) 434-7763

1 Tara Blvd
Suite 200
Nashua, NH 03062-2809
Phone (855) 434-7763

101 S Reid St
Suite 307
Sioux Falls, SD 57103-7045
Phone (855) 434-7763

125 Half Mile Rd
Suite 200
Red Bank, NJ 07701-6749
Phone (855) 434-7763

14400 Metcalf Ave
Suite 410
Overland Park, KS 66223-2989
Phone (855) 434-7763

14631 N Cave Creed Rd
Suite 104
Phoenix, AZ 85022-4100
Phone (855) 434-7763

15 N Main St
Suite 100
West Hartford, CT 06107-1957
Phone (855) 434-7763

1777 NE Loop
410 Suite 100
San Antonio, TX 78217-5223
Phone (855) 434-7763

2055 Craigshire Dr
Suite 410
Saint Louis, MO 63146-4012
Phone (855) 434-7763

2323 W 5TH Ave
Suite 120
Columbus, OH 43204-4899
Phone 8554347763402

260 Peachtree St NW
Suite 2200
Atlanta, GA 30303-1292
Phone (855) 434-7763

Hospital & facility affiliations

  • Suncrest Home Health Services Inc Home health agency, Chino, CA, CCN 059259
  • Valley Care Home Health Services, Inc Home health agency, Temecula, CA, CCN 058146
  • Perpetual Care Home Health Home health agency, Milpitas, CA, CCN 059492
  • Bella Terra Home Health Home health agency, Palm Desert, CA, CCN 057252

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Bruncuso Holdings LLC CurrentSince Mar 27, 2026 Accepting new patients
Senior Doc Iowa PC CurrentSince Oct 12, 2025 Accepting new patients
Senior Doc New Mexico PC CurrentSince Dec 16, 2025 Accepting new patients
Senior Doc Arizona PC CurrentSince May 1, 2024 Accepting new patients
Senior Doc Kentucky PSC CurrentSince Jan 5, 2026 Accepting new patients
Senior Doc North Dakota PC CurrentSince Oct 4, 2025 Accepting new patients
Senior Doc Kansas PA CurrentSince Oct 20, 2025 Accepting new patients
Senior Doc Oregon, PC CurrentSince Mar 15, 2024 Accepting new patients
Senior Doc Az Medical PC CurrentSince Aug 1, 2024 Accepting new patients
J M Geiss DO Apc CurrentSince Oct 1, 2018 Accepting new patients
Senior Doc Maryland PC CurrentSince Oct 18, 2025 Accepting new patients
Senior Doc New Hampshire PC Internal Medicine CurrentSince Oct 12, 2025 Accepting new patients
Geiss Medical New York PC CurrentSince Sep 27, 2025 Accepting new patients
Senior Doc Wisconsin SC CurrentSince Oct 6, 2025 Accepting new patients
Senior Doc South Carolina PC CurrentSince Oct 10, 2025 Accepting new patients
Senior Doc Missouri PC CurrentSince Oct 20, 2025 Accepting new patients
Senior Doc Wa PC CurrentSince Nov 25, 2024 Accepting new patients
Senior Doc North Carolina PC CurrentSince Oct 12, 2025 Accepting new patients
California PHS PC CurrentSince Feb 22, 2023 Accepting new patients
Senior Doc Idaho PC CurrentSince May 1, 2024 Accepting new patients
Senior Doc Id Medical, PC CurrentSince Aug 1, 2024 Accepting new patients
Geiss Med Nevada PC CurrentSince Mar 20, 2024 Accepting new patients
Senior Doc Virginia PC CurrentSince Oct 12, 2025 Accepting new patients
Senior Doc Utah PC CurrentSince Dec 27, 2025 Accepting new patients
Ridgecrest Regional Hospital Past Accepting new patients
Hoag Memorial Hospital Presbyterian Past Accepting new patients
Cogent Healthcare of California, PC Internal Medicine Past Accepting new patients
Quantum Healthcare Medical Associates Inc. Internal Medicine Past Accepting new patients
El Centro Regional Medical Center Past Accepting new patients
Hoag Orthopedic Institute LLC Past Accepting new patients

Locations (25 of 58)

2700 Corporate Dr
Ste 200
Birmingham, AL 35242
Phone (205) 314-4760

14631 N Cave Creek Rd
Ste 103
Phoenix, AZ 85022

14631 N Cave Creek Rd
Ste 104
Phoenix, AZ 85022
Phone (602) 715-2568

1420 E Palomar St
Chula Vista, CA 91913

7638 N Ingram Ave
#111A
Fresno, CA 93711

3415 S Sepulveda Blvd
Ste 1100
Los Angeles, CA 90034
Phone (424) 348-4558

1900 Coffee Rd
Modesto, CA 95355
Phone (209) 491-0904

520 Superior Ave
Ste 255
Newport Beach, CA 92663
Phone (949) 720-9266

2592 N Santiago Blvd
Orange, CA 92867
Phone (714) 577-2271

151 N Kraemer Blvd
Ste 100
Placentia, CA 92870
Phone (714) 577-2271

3550 Churn Creek Rd
Redding, CA 96002
Phone (530) 222-3630

5 Hutton Centre Dr
Santa Ana, CA 92707
Phone (714) 999-9999

5 Hutton Centre Dr
Ste 950
Santa Ana, CA 92707
Phone (855) 434-7663

5 Hutton Centre Dr
Ste 95
Santa Ana, CA 92707

28650 Newhall Ranch Rd
Santa Clarita, CA 91355
Phone (661) 347-0051

26 W Dry Creek Cir
Ste 600
Littleton, CO 80120
Phone (303) 550-0689

15 N Main St
Ste 100
West Hartford, CT 06107
Phone (214) 532-3757

333 SE 2nd Ave
Ste 2000
Miami, FL 33131
Phone (201) 581-3411

260 Peachtree St NW
Ste 2200
Atlanta, GA 30303
Phone (669) 231-6870

699 Walnut St
Ste 400
Des Moines, IA 50309
Phone (515) 441-7944

4301 Garrity Blvd
Ste 103
Nampa, ID 83687
Phone (208) 463-0700

2815 Forbs Ave
Ste 107
Hoffman Estates, IL 60192
Phone (224) 765-0100

303 Congressional Blvd
Ste 200
Carmel, IN 46032
Phone (317) 999-1797

47 S Meridian St
Ste 200
Indianapolis, IN 46204
Phone (317) 463-7405

14400 Metcalf Ave
Ste 410
Overland Park, KS 66223

Interoperability endpoints

  • FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
  • FHIR API: https://api.platform.athenahealth.com/19831/brand/2/csg/1/fhir/r4

Organizations & group practices 38

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.

View all 38

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": "1245888000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1702252800000",
    "number": "1932337136",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2592 N SANTIAGO BLVD",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928671862",
            "telephone_number": "855-434-7763",
            "fax_number": "949-281-5550"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2592 N SANTIAGO BLVD",
            "city": "ORANGE",
            "state": "CA",
            "postal_code": "928671862",
            "telephone_number": "855-434-7763",
            "fax_number": "949-281-5550"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THOMAS",
        "first_name": "JEFFREY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-06-25",
        "last_updated": "2023-12-11",
        "certification_date": "2023-12-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A115831",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A115831",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A115831",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Orange, CA

Sources for this page

Verify at the official NPI Registry.