Individual provider Active NPI

Martin Krsak, M.D.

  • Infectious Disease Physician
  • Denver, CO
National Provider Identifier
1891958781
Registry record updated Aug 19, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Infectious Disease PhysicianTaxonomy code 207RI0200X
License
DR.0058485 Issued in CO
Practice address
5384 Uinta St
Denver, CO 80238-3825
Phone
(303) 564-5110
NPI assigned
Jul 9, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 19, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X DR.0058485 CO
Addiction Medicine (Internal Medicine) Physician 207RA0401X DR.0058485 CO
Infectious Disease Physician 207RI0200X DR.0058485 CO Primary

Addresses

Primary practice location

5384 Uinta St
Denver, CO 80238-3825

Mailing address

5384 Uinta St
Denver, CO 80238-3825
Phone (303) 564-5110

Other practice location 1

895 S Logan St
Denver, CO 80209-4127
Phone (303) 733-6148

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
Eligible to order & refer
  • Part B services: No
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

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": "1215561600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787097600000",
    "number": "1891958781",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5384 UINTA ST",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802383825",
            "telephone_number": "303-564-5110"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5384 UINTA ST",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802383825",
            "telephone_number": "303-564-5110"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "895 S Logan St",
            "address_purpose": "LOCATION",
            "city": "Denver",
            "state": "CO",
            "postal_code": "802094127",
            "country_code": "US",
            "telephone_number": "303-733-6148",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KRSAK",
        "first_name": "MARTIN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-07-09",
        "last_updated": "2026-08-19",
        "certification_date": "2026-08-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CO",
            "license": "DR.0058485",
            "primary": false
        },
        {
            "code": "207RA0401X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Addiction Medicine",
            "state": "CO",
            "license": "DR.0058485",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "CO",
            "license": "DR.0058485",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Denver, CO

Sources for this page

Verify at the official NPI Registry.