Individual provider Active NPI

Nathaniel I Costin, MD

  • Hospitalist Physician
  • Chicago, IL
National Provider Identifier
1598468530
Registry record updated Aug 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
036180991 Issued in IL
Practice address
251 E Huron St Ste 16-738
Chicago, IL 60611-3055
Phone
(312) 926-5924
Fax
(312) 926-6134
NPI assigned
Mar 27, 2023
Last updated
Aug 28, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 28, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X NU
Hospitalist Physician 208M00000X 036180991 IL Primary

Addresses

Primary practice location

251 E Huron St Ste 16-738
Chicago, IL 60611-3055

Mailing address

30 Prospect Ave
Hackensack, NJ 07601-1915

Other practice location 1

30 Prospect Ave
Hackensack, NJ 07601-1915
Phone (551) 996-2000

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: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: No
  • Hospice: Yes
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": "1679875200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787875200000",
    "number": "1598468530",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30 PROSPECT AVE",
            "city": "HACKENSACK",
            "state": "NJ",
            "postal_code": "076011915"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "251 E HURON ST STE 16-738",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606113055",
            "telephone_number": "312-926-5924",
            "fax_number": "312-926-6134"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "30 Prospect Ave",
            "address_purpose": "LOCATION",
            "city": "Hackensack",
            "state": "NJ",
            "postal_code": "076011915",
            "country_code": "US",
            "telephone_number": "551-996-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "COSTIN",
        "first_name": "NATHANIEL",
        "middle_name": "I",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-03-27",
        "last_updated": "2026-08-28",
        "certification_date": "2026-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IL",
            "license": "036180991",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.