Elizabeth Rose Grethen, MD

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

License

01065002A Issued in IN

Practice address

188 W Carmel Dr
Carmel, IN 46032-2526

Phone

(317) 660-1322

Fax

(317) 751-5888

NPI assigned

May 29, 2008

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Opted out of Medicare

Yes, effective Jul 11, 2024 through Jul 11, 2028

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Major Hospital

  • General Acute Care Hospital
  • Shelbyville, IN
  • NPI 1174555692
  NPD (past)

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

{
    "created_epoch": "1212019200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1736985600000",
    "number": "1962660522",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "188 W CARMEL DR",
            "city": "CARMEL",
            "state": "IN",
            "postal_code": "460322526",
            "telephone_number": "317-660-1322",
            "fax_number": "317-751-5888"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "188 W CARMEL DR",
            "city": "CARMEL",
            "state": "IN",
            "postal_code": "460322526",
            "telephone_number": "317-660-1322",
            "fax_number": "317-751-5888"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRETHEN",
        "first_name": "ELIZABETH",
        "middle_name": "ROSE",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2008-05-29",
        "last_updated": "2025-01-16",
        "certification_date": "2025-01-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "IN",
            "license": "01065002A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Desiree Greer, LCSW
• Olivia Greer
• Ashley Renee Greivenkamp
• Charis Greiwe
• Nancy Hale Grenda, SLP
• Larry Duane Grider
• Mathew Tyler Griggs, LMHA
• Melissa Grimes, LCSW
• Emily Grimwood, LCSW
• Angelan M Grogan, LMHC

• Endocrinology, Diabetes & Metabolism Physician in Carmel, IN
• Providers in Carmel, IN by specialty
• Endocrinology, Diabetes & Metabolism Physician in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 16, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.