John Matthew Guerrieri, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

DR.0068327 Issued in CO

Practice address

8101 E Lowry Blvd Ste 260
Denver, CO 80230-7197

Phone

(720) 859-8222

Fax

(720) 859-9777

NPI assigned

Mar 20, 2019

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in CO

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Denver Health and Hospital Authority

  • General Practice Physician
  • Denver, CO
  • NPI 1477569838
  Medicare reassignment NPD
• Denver Health and Hospital Authority

  • Psychiatric Hospital Unit
  • Denver, CO
  • NPI 1689624942
  NPD
• Lowry Pediatrics, PC

  • Pediatrics Physician
  • Denver, CO
  • NPI 1912133356
  NPD (past)

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

{
    "created_epoch": "1553040000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776816000000",
    "number": "1063972867",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8101 E LOWRY BLVD STE 260",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802307197",
            "telephone_number": "720-859-8222",
            "fax_number": "720-859-9777"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8101 E LOWRY BLVD STE 260",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802307197",
            "telephone_number": "720-859-8222",
            "fax_number": "720-859-9777"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "13001 E 17th Pl",
            "address_purpose": "LOCATION",
            "city": "Aurora",
            "state": "CO",
            "postal_code": "800452570",
            "country_code": "US",
            "telephone_number": "720-777-3846",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "13123 E 16th Ave",
            "address_purpose": "LOCATION",
            "city": "Aurora",
            "state": "CO",
            "postal_code": "800457106",
            "country_code": "US",
            "telephone_number": "720-777-1234",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GUERRIERI",
        "first_name": "JOHN",
        "middle_name": "MATTHEW",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-20",
        "last_updated": "2026-04-22",
        "certification_date": "2026-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CO",
            "license": "DR.0068327",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CO",
            "license": "DR.0068327",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Diane Aurora Guerrero-Ortega, MSW
• Alexia Guerrero, MFTC
• Donella Jewel Guerrero, MSW, LCSW
• Jasleen Guerrero
• Justine Guerrero
• Regina Guertin, B.S.
• Michael J. Guese
• Lauren Nicole Guetling, LCSW
• Monique Guette, NP
• Andrea Guevara, DPT

• Pediatrics Physician in Denver, CO
• Providers in Denver, CO by specialty
• Pediatrics Physician in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 22, 2026; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.