Individual provider Active NPI

Jacob Thomas Baker, APRN

  • Nurse Practitioner
  • Elgin, IL
National Provider Identifier
1003621657
Registry record updated Jun 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nurse PractitionerTaxonomy code 363L00000X
License
209.030458 Issued in IL
Practice address
1530 N Randall Rd Ste 210
Elgin, IL 60123-7879
Phone
(224) 760-7322
NPI assigned
Feb 11, 2025
Last updated
Jun 24, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 24, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nurse Practitioner 363L00000X 209.030458 IL Primary

Addresses

Primary practice location

1530 N Randall Rd Ste 210
Elgin, IL 60123-7879

Mailing address

1530 N Randall Rd Ste 210
Elgin, IL 60123-7879
Phone (224) 760-7322

Other practice location 1

650 Maryville University Dr
Creve Coeur, MO 63141-5849
Phone (800) 627-9855

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250225002024 IL Practitioner - Nurse Practitioner 8325568090 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2023
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Chestnut Health of Illinois LLCGroup PAC ID 2264747344, 38 clinicians

Practice addresses (Care Compare)

1530 N Randall Rd
Suite 210
Elgin, IL 60123-7879
Phone (224) 760-7322

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
209.030458ILMDNurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Chestnut Health of Illinois LLC CurrentSince Feb 18, 2025 Accepting new patients

Locations

1530 N Randall Rd
Ste 210
Elgin, IL 60123
Phone (224) 760-7322

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 1

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": "1739232000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750723200000",
    "number": "1003621657",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1530 N RANDALL RD STE 210",
            "city": "ELGIN",
            "state": "IL",
            "postal_code": "601237879",
            "telephone_number": "224-760-7322"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1530 N RANDALL RD STE 210",
            "city": "ELGIN",
            "state": "IL",
            "postal_code": "601237879",
            "telephone_number": "224-760-7322"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "650 Maryville University Dr",
            "address_purpose": "LOCATION",
            "city": "Creve Coeur",
            "state": "MO",
            "postal_code": "631415849",
            "country_code": "US",
            "telephone_number": "800-627-9855",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BAKER",
        "first_name": "JACOB",
        "middle_name": "THOMAS",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-02-11",
        "last_updated": "2025-06-24",
        "certification_date": "2025-06-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "IL",
            "license": "209.030458",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Elgin, IL

Sources for this page

Verify at the official NPI Registry.