NPIMap

Individual provider Active NPI

Hawkins Clark Gay, M.D.

  • Clinical Cardiac Electrophysiology Physician
  • Lake Forest, IL
National Provider Identifier
1134515919
Registry record updated May 19, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Cardiac Electrophysiology PhysicianTaxonomy code 207RC0001X
License
036144795 Issued in IL
Practice address
1000 N Westmoreland Rd
Lake Forest, IL 60045-1658
Phone
(847) 534-3278
Fax
(847) 535-8590
NPI assigned
Apr 8, 2015
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 19, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Cardiac Electrophysiology Physician 207RC0001X 036144795 IL Primary

Addresses

Primary practice location

1000 N Westmoreland Rd
Lake Forest, IL 60045-1658

Mailing address

1000 N Westmoreland Rd
Lake Forest, IL 60045-1658
Phone (847) 534-3278

Other practice location 1

240 E Huron St
Suite 1-200
Chicago, IL 60611-2909
Phone (312) 503-7975

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20200820000538 IL Practitioner - HospitalistPractitioner - Internal Medicine 3577989680 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Cardiac ElectrophysiologyAlso: Hospitalist, Internal Medicine
Education
Emory University School of Medicine, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Northwestern Medical Faculty Foundation 4,386 clinicians

Practice addresses (Care Compare)

1000 N Westmoreland Rd
Lake Forest, IL 60045-1658
Phone (847) 234-5600

Hospital & facility affiliations

  • Northwestern Lake Forest Hospital Hospital, Lake Forest, IL, CCN 140130
  • Northwestern Medicine McHenry Hospital, McHenry, IL, CCN 140116
  • Northwestern Memorial Hospital Hospital, Chicago, IL, CCN 140281
  • Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242
  • Northshore University Healthsystem - Evanston Hospital Hospital, Evanston, IL, CCN 140010

Merit-based Incentive Payment System (MIPS)

Final score
95.19 of 100Reported as apm
Quality
83.05
Promoting interoperability
100
Improvement activities
40

Procedures performed for Medicare patients

ProcedureNumber of procedures
Pacemaker insertion or repair37

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Smartcardia Inc. CurrentSince Nov 1, 2025 Accepting new patients
Central Dupage Physician Group Past Accepting new patients

Organizations & group practices 17

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.

View all 17

Hospital & facility affiliations 6

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": "1428451200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779148800000",
    "number": "1134515919",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 N WESTMORELAND RD",
            "city": "LAKE FOREST",
            "state": "IL",
            "postal_code": "600451658",
            "telephone_number": "847-534-3278",
            "fax_number": "847-535-8590"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 N WESTMORELAND RD",
            "city": "LAKE FOREST",
            "state": "IL",
            "postal_code": "600451658",
            "telephone_number": "847-534-3278",
            "fax_number": "847-535-8590"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "240 E Huron St",
            "address_2": "Suite 1-200",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606112909",
            "country_code": "US",
            "telephone_number": "312-503-7975",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GAY",
        "first_name": "HAWKINS",
        "middle_name": "CLARK",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-04-08",
        "last_updated": "2026-05-19",
        "certification_date": "2026-05-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Clinical Cardiac Electrophysiology",
            "state": "IL",
            "license": "036144795",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lake Forest, IL

Sources for this page

Verify at the official NPI Registry.