Individual provider Active NPI

Craig S Lammert, MD

  • Gastroenterology Physician
  • Indianapolis, IN
National Provider Identifier
1356527733
Registry record updated Mar 13, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
01073479A Issued in IN
Practice address
550 University Blvd
Indianapolis, IN 46202-5149
Phone
(317) 944-5000
NPI assigned
Jan 15, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 13, 2025

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 01073479A IN
Internal Medicine Physician 207R00000X 002875 GA
Gastroenterology Physician 207RG0100X 104934 MN
Gastroenterology Physician 207RG0100X 53384 MN
Gastroenterology Physician 207RG0100X 01073479A IN Primary

Addresses

Primary practice location

550 University Blvd
Indianapolis, IN 46202-5149

Mailing address

250 N Shadeland Ave
Indianapolis, IN 46219-4959

Other practice location 1

1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (888) 484-3258

Other identifiers 5

IdentifierTypeStateIssuer
ENROLLEDMedicaidMN
201208270MedicaidIN
P00849731OtherMNMEDICARE RAILROAD
000000864711OtherINANTHEM PTAN
002875OtherGATMP

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address clammert1@direct.iuhealth.org
Direct Messaging Address clammert1@direct.iuhealth.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IN
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
I20140221001314 IN Practitioner - GastroenterologyPractitioner - Internal Medicine 5991839086 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
GastroenterologyAlso: Internal Medicine
Education
Indiana University School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians

Practice addresses (Care Compare)

1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (888) 484-3258

Hospital & facility affiliations

  • Indiana University Health Hospital, Indianapolis, IN, CCN 150056
  • Eskenazi Health Hospital, Indianapolis, IN, CCN 150024
  • Indiana University Health Bloomington Hospital Hospital, Bloomington, IN, CCN 150051
  • Indiana University Health Ball Memorial Hospital Hospital, Muncie, IN, CCN 150089
  • Union Hospital Inc Hospital, Terre Haute, IN, CCN 150023

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Upper gastrointestinal (GI) endoscopy for acid reflux13

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
002875GAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Iu Health Medical Group, LLC CurrentSince Apr 1, 2025 Accepting new patients
University Medical Diagnostic Associates, Inc. Internal Medicine CurrentSince Feb 6, 2014 Accepting new patients
Major Hospital Past Accepting new patients

Locations

7301 Solutions Ctr
Chicago, IL 60677

10300 N Illinois St
Ste 1100
Carmel, IN 46290
Phone (317) 948-0980

250 N Shadeland Ave
Indianapolis, IN 46219
Phone (317) 948-9174

550 University Blvd
Indianapolis, IN 46202
Phone (217) 274-5000

250 N Shadeland Ave
Ste 130
Indianapolis, IN 46219
Phone (317) 962-4836

1701 Senate Blvd
Indianapolis, IN 46202
Phone (317) 612-2754

Interoperability endpoints

  • Direct secure messaging: clammert13951@direct.eskenazihealth.edu

Organizations & group practices 3

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 7

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": "1200355200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1741824000000",
    "number": "1356527733",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "250 N SHADELAND AVE",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462194959"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "550 UNIVERSITY BLVD",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462025149",
            "telephone_number": "317-944-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1701 N Senate Blvd",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462021239",
            "country_code": "US",
            "telephone_number": "888-484-3258",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LAMMERT",
        "first_name": "CRAIG",
        "middle_name": "S",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-01-15",
        "last_updated": "2025-03-13",
        "certification_date": "2025-03-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "01073479A",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "GA",
            "license": "002875",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MN",
            "license": "104934",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MN",
            "license": "53384",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "IN",
            "license": "01073479A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "ENROLLED",
            "state": "MN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "201208270",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "P00849731",
            "state": "MN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM PTAN",
            "identifier": "000000864711",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TMP",
            "identifier": "002875",
            "state": "GA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "clammert1@direct.iuhealth.org",
            "affiliation": "N",
            "address_1": "550 University Blvd",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025149",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "clammert1@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1701 N Senate Blvd",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462021239",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Indianapolis, IN

Sources for this page

Verify at the official NPI Registry.