Individual provider Active NPI

Chad C. Lamb, M.D.

  • Family Medicine Physician
  • Anderson, IN
National Provider Identifier
1225066392
Registry record updated Aug 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
01041797A Issued in IN
Practice address
141 W 22ND St
Suite 311
Anderson, IN 46016-4304
Phone
(765) 641-7100
Fax
(765) 641-7115
NPI assigned
Jun 29, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 21, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 01041797A IN Primary

Addresses

Primary practice location

141 W 22ND St
Suite 311
Anderson, IN 46016-4304

Mailing address

141 W 22ND St
Anderson, IN 46016-4304

Other identifiers 3

IdentifierTypeStateIssuer
080192612OtherINRAILROAD INDIVIDUAL
100431130MedicaidIN
CK6957OtherINRAILROAD GROUP

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01041797AINMDFamily Medicine Physician

Interoperability endpoints

  • Direct secure messaging: chad.lamb.1@7598.direct.athenahealth.com

NPI Registry JSON

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

{
    "created_epoch": "1151539200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755734400000",
    "number": "1225066392",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "141 W 22ND ST",
            "city": "ANDERSON",
            "state": "IN",
            "postal_code": "460164304"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "141 W 22ND ST",
            "address_2": "SUITE 311",
            "city": "ANDERSON",
            "state": "IN",
            "postal_code": "460164304",
            "telephone_number": "765-641-7100",
            "fax_number": "765-641-7115"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LAMB",
        "first_name": "CHAD",
        "middle_name": "C.",
        "name_prefix": "Mr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-29",
        "last_updated": "2025-08-21",
        "certification_date": "2025-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "IN",
            "license": "01041797A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD INDIVIDUAL",
            "identifier": "080192612",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100431130",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD GROUP",
            "identifier": "CK6957",
            "state": "IN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Anderson, IN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.