Individual provider Active NPI

Mark Francis Towns, M.D.

  • Addiction Medicine (Internal Medicine) Physician
  • Galt, CA
National Provider Identifier
1811183643
Registry record updated Aug 6, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction Medicine (Internal Medicine) PhysicianTaxonomy code 207RA0401X
License
A100676 Issued in CA
Practice address
750 Spaans Dr
Suites F and C
Galt, CA 95632-8609
Phone
(209) 744-9909
Fax
(209) 744-9910
NPI assigned
Sep 14, 2007
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 6, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A100676 CA
Hospitalist Physician 208M00000X A100676 CA
Addiction Medicine (Internal Medicine) Physician 207RA0401X A100676 CA Primary

Addresses

Primary practice location

750 Spaans Dr
Suites F and C
Galt, CA 95632-8609

Mailing address

768 Griffey Way
Galt, CA 95632-3065
Phone (916) 612-2452

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
I20080114000676 CA Practitioner - Internal MedicinePractitioner - Addiction Medicine 5496836611 Reassigns benefits to 4 organizations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Saint Agnes Medical Foundation Internal Medicine CurrentSince Sep 21, 2019 Accepting new patients
Farallon Inpatient Medical Group Inc CurrentSince Mar 1, 2021 Accepting new patients
County of San Joaquin CurrentSince May 3, 2024 Accepting new patients
San Joaquin Behavioral Health Services Current Accepting new patients
LQMG Medical Group Inc. Internal Medicine Current Accepting new patients
Towns Health Services, Inc. Internal Medicine CurrentSince Oct 21, 2011 Accepting new patients
San Joaquin County Behavioral Health Services CurrentSince May 3, 2024 Accepting new patients
Towns Health Services, Inc. Past Accepting new patients
San Francisco Emergency Medical Associates PastSince Mar 12, 2024 Accepting new patients
Community Foundation Medical Group Internal Medicine Past Accepting new patients
Towns Health Services Incorporated Past Accepting new patients
Paradise Medical Group, Inc. Internal Medicine Past Accepting new patients
Quantum Healthcare Medical Associates Inc. Internal Medicine Past Accepting new patients

Locations

1221 E Spruce Ave
Fresno, CA 93720
Phone (559) 449-5777

750 Spaans Dr
Ste Cd
Galt, CA 95632

750 Spaans Dr
Ste F
Galt, CA 95632
Phone (209) 744-9099

750 Spaans Dr
Ste C
Galt, CA 95632
Phone (209) 744-9099

5176 Hill Rd E
Lakeport, CA 95453
Phone (707) 262-5000

400 S Fairmont Ave
Lodi, CA 95240
Phone (209) 333-3332

1209 W Tokay St
Ste 5
Lodi, CA 95240
Phone (209) 331-2070

1212 N California St
Stockton, CA 95202
Phone (209) 468-8660

Interoperability endpoints

  • Direct secure messaging: mtowns57967@hisp.ehr.sutterhealth.org

Organizations & group practices 13

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 13

NPI Registry JSON

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

{
    "created_epoch": "1189728000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754438400000",
    "number": "1811183643",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "768 GRIFFEY WAY",
            "city": "GALT",
            "state": "CA",
            "postal_code": "956323065",
            "telephone_number": "916-612-2452",
            "fax_number": "209-745-2746"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "750 SPAANS DR",
            "address_2": "SUITES F AND C",
            "city": "GALT",
            "state": "CA",
            "postal_code": "956328609",
            "telephone_number": "209-744-9909",
            "fax_number": "209-744-9910"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TOWNS",
        "first_name": "MARK",
        "middle_name": "FRANCIS",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-09-14",
        "last_updated": "2025-08-06",
        "certification_date": "2025-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A100676",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A100676",
            "primary": false
        },
        {
            "code": "207RA0401X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Addiction Medicine",
            "state": "CA",
            "license": "A100676",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Galt, CA

Sources for this page

Verify at the official NPI Registry.