Comprehensive Endocrinology, P.C.

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

Legal business name

COMPREHENSIVE ENDOCRINOLOGY, P.C.

Practice address

4545 E 9TH Ave Ste 245
Denver, CO 80220-3919

Phone

(888) 919-6316

Fax

(303) 321-3668

NPI assigned

Dec 27, 2007

Last updated

Sep 8, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Claudia PanzerNPI 1538122007

Title

President

Phone

(888) 418-4988

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CO

Enrollment records 1

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Claudia I Panzer, MD

  • Endocrinology, Diabetes & Metabolism Physician
  • Denver, CO
  • NPI 1538122007
  Medicare reassignment Authorized official

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

{
    "created_epoch": "1198713600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1788825600000",
    "number": "1093999005",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4545 E 9TH AVE STE 245",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802203919",
            "telephone_number": "888-919-6316",
            "fax_number": "303-321-3668"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4545 E 9TH AVE STE 245",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802203919",
            "telephone_number": "888-919-6316",
            "fax_number": "303-321-3668"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "COMPREHENSIVE ENDOCRINOLOGY, P.C.",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-12-27",
        "last_updated": "2026-09-08",
        "certification_date": "2026-09-08",
        "status": "A",
        "authorized_official_last_name": "PANZER",
        "authorized_official_first_name": "CLAUDIA",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "888-418-4988"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Endocrinology, Diabetes & Metabolism Physician in Denver, CO
• Providers in Denver, CO by specialty
• Endocrinology, Diabetes & Metabolism Physician in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.