Individual provider Active NPI

Graham S Peigh, MD

  • Clinical Cardiac Electrophysiology Physician
  • Chicago, IL
National Provider Identifier
1629519061
Registry record updated Jul 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Cardiac Electrophysiology PhysicianTaxonomy code 207RC0001X
License
036152019 Issued in IL
Practice address
675 N Saint Clair St Ste 18-200
Chicago, IL 60611-5929
Phone
(312) 695-8630
Fax
(312) 926-6905
NPI assigned
Mar 18, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 21, 2025

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 036152019 IL
Clinical Cardiac Electrophysiology Physician 207RC0001X 036152019 IL Primary
Internal Medicine Physician 207R00000X 1629519061 IL

Addresses

Primary practice location

675 N Saint Clair St Ste 18-200
Chicago, IL 60611-5929

Mailing address

675 N Saint Clair St Ste 18-200
Chicago, IL 60611-5929
Phone (312) 695-8630

Other practice location 1

251 E Huron St
Northwestern Memorial Hospital
Chicago, IL 60611-2908
Phone (312) 926-2000

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
I20200608000184 IL Practitioner - Cardiac ElectrophysiologyPractitioner - Internal Medicine 1153665625 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Cardiac ElectrophysiologyAlso: Internal Medicine
Education
Jefferson Medical College of Thomas Jefferson University, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

675 N St Clair
200 Dept of Internal Med
Chicago, IL 60611-5975
Phone (312) 695-8630

Hospital & facility affiliations

  • Northwestern Memorial Hospital Hospital, Chicago, IL, CCN 140281
  • Northwestern Lake Forest Hospital Hospital, Lake Forest, IL, CCN 140130
  • Palos Community Hospital Hospital, Palos Heights, IL, CCN 140062
  • Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242
  • Northwestern Medicine McHenry Hospital, McHenry, IL, CCN 140116

Procedures performed for Medicare patients

ProcedureNumber of procedures
Pacemaker insertion or repair48

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1629519061ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Central Dupage Physician Group Internal Medicine Past Accepting new patients

Organizations & group practices 2

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 7

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": "1489795200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753056000000",
    "number": "1629519061",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "675 N SAINT CLAIR ST STE 18-200",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606115929",
            "telephone_number": "312-695-8630",
            "fax_number": "312-926-6905"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "675 N SAINT CLAIR ST STE 18-200",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606115929",
            "telephone_number": "312-695-8630",
            "fax_number": "312-926-6905"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "251 E Huron St",
            "address_2": "Northwestern Memorial Hospital",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606112908",
            "country_code": "US",
            "telephone_number": "312-926-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PEIGH",
        "first_name": "GRAHAM",
        "middle_name": "S",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-03-18",
        "last_updated": "2025-07-21",
        "certification_date": "2025-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036152019",
            "primary": false
        },
        {
            "code": "207RC0001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Clinical Cardiac Electrophysiology",
            "state": "IL",
            "license": "036152019",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "1629519061",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.