Individual provider Active NPI

Guy R Delarosa, MD

  • Infectious Disease Physician
  • Des Moines, IA
National Provider Identifier
1679570360
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Infectious Disease PhysicianTaxonomy code 207RI0200X
License
34486 Issued in IA
Practice address
1221 Pleasant St
Suite 300
Des Moines, IA 50309-1423
Phone
(515) 241-4200
Fax
(515) 241-4083
NPI assigned
Jul 7, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Infectious Disease Physician 207RI0200X 34486 IA Primary

Addresses

Primary practice location

1221 Pleasant St
Suite 300
Des Moines, IA 50309-1423

Mailing address

1221 Pleasant St
Suite 300
Des Moines, IA 50309-1423
Phone (515) 241-4200

Other identifiers 1

IdentifierTypeStateIssuer
0257998MedicaidIA

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

NPI Registry JSON

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

{
    "created_epoch": "1120694400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1679570360",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1221 PLEASANT ST",
            "address_2": "SUITE 300",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503091423",
            "telephone_number": "515-241-4200",
            "fax_number": "515-241-4083"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1221 PLEASANT ST",
            "address_2": "SUITE 300",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503091423",
            "telephone_number": "515-241-4200",
            "fax_number": "515-241-4083"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DELAROSA",
        "first_name": "GUY",
        "middle_name": "R",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-07",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "IA",
            "license": "34486",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0257998",
            "state": "IA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Des Moines, IA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.