Individual provider Active NPI

Nathan Tan Navarro, MD

  • Adult Medicine Physician
  • Chicago, IL
National Provider Identifier
1508516865
Registry record updated Aug 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Medicine PhysicianTaxonomy code 207QA0505X
License
036172742 Issued in IL
Practice address
4822 S Cottage Grove Ave Ste 4-200
Chicago, IL 60615
Phone
(312) 926-3627
Fax
(312) 921-1051
NPI assigned
Mar 28, 2022
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 27, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 125.080694 IL
Adult Medicine Physician 207QA0505X 036172742 IL Primary

Addresses

Primary practice location

4822 S Cottage Grove Ave Ste 4-200
Chicago, IL 60615

Mailing address

4822 S Cottage Grove Ave Ste 4-200
Chicago, IL 60615
Phone (312) 926-3627

Other practice location 1

3249 Oak Park Ave
Berwyn, IL 60402-3429
Phone (708) 783-2000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
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

Enrollment IDStateProvider typePAC IDDetails
I20250901000249 IL Practitioner - Family Practice 6709265697 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
Drexel University College of Medicine, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Northwestern Medical Faculty FoundationGroup PAC ID 4587576814, 4,386 clinicians

Practice addresses (Care Compare)

4822 S Cottage Grove Ave
Suite 4 200
Chicago, IL 60615-1614
Phone (312) 926-3627

Hospital & facility affiliations

  • Northwestern Memorial Hospital Hospital, Chicago, IL, CCN 140281
  • Palos Community Hospital Hospital, Palos Heights, IL, CCN 140062

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
125.080694ILMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Loyola University Medical Center Current Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Aug 1, 2025 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Aug 1, 2025 Accepting new patients
Central Dupage Physician Group Family Medicine Past Accepting new patients

Locations

Dept 5777
Carol Stream, IL 60122

Carol Stream, IL 60122
Phone (630) 933-3300

4822 S Cottage Grove Ave
Ste 4200
Chicago, IL 60615

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

Interoperability endpoints

  • Direct secure messaging: nnavarro162351@direct.luhs.org

Organizations & group practices 4

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.

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1648425600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756252800000",
    "number": "1508516865",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4822 S COTTAGE GROVE AVE STE 4-200",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "60615",
            "telephone_number": "312-926-3627",
            "fax_number": "312-921-1051"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4822 S COTTAGE GROVE AVE STE 4-200",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "60615",
            "telephone_number": "312-926-3627",
            "fax_number": "312-921-1051"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3249 Oak Park Ave",
            "address_purpose": "LOCATION",
            "city": "Berwyn",
            "state": "IL",
            "postal_code": "604023429",
            "country_code": "US",
            "telephone_number": "708-783-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NAVARRO",
        "first_name": "NATHAN",
        "middle_name": "TAN",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-03-28",
        "last_updated": "2025-08-27",
        "certification_date": "2025-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "IL",
            "license": "125.080694",
            "primary": false
        },
        {
            "code": "207QA0505X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Adult Medicine",
            "state": "IL",
            "license": "036172742",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.