Individual provider Active NPI

Mark P Demus, MD

  • Emergency Medicine Physician
  • Hoffman Estates, IL
National Provider Identifier
1477571479
Registry record updated Apr 28, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
036-065552 Issued in IL
Practice address
1555 Barrington Rd
Hoffman Estates, IL 60169-1019
Phone
(847) 490-6930
NPI assigned
Jul 17, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 28, 2021

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
General Acute Care Hospital 282N00000X 036065552 IL
Emergency Medicine Physician 207P00000X 036-065552 IL Primary
General Acute Care Hospital 282N00000X

Addresses

Primary practice location

1555 Barrington Rd
Hoffman Estates, IL 60169-1019

Mailing address

21481 N Rand Rd
Kildeer, IL 60047-3061
Phone (847) 618-9500

Other practice location 1

21481 N Rand Rd
Kildeer, IL 60047-3061
Phone (847) 618-9500

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address mdemus18990@direct.nch.org

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
I20040203000805 IL Practitioner - Internal MedicinePractitioner - General PracticePractitioner - Emergency Medicine 7012800188 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Emergency Medicine
Education
Northwestern University Feinberg Medical School, 1981
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Endeavor Health Medical GroupGroup PAC ID 2163334699, 3,330 clinicians
Cepamerica Illinois LLPGroup PAC ID 3274793633, 492 clinicians

Practice addresses (Care Compare)

1450 Busch Pkwy
Buffalo Grove, IL 60089-4541
Phone (847) 725-8640

1555 Barrington Rd
Hoffman Estates, IL 60169-1019
Phone (847) 843-2000

199 W Rand Rd
Mount Prospect, IL 60056-1151
Phone (847) 618-5400

21481 N Rand Rd
Kildeer, IL 60047-3061
Phone (847) 618-9696

2650 Ridge Ave
Evanston, IL 60201-1700

455 S Roselle Rd
Schaumburg, IL 60193-2971
Phone (847) 985-0600

Hospital & facility affiliations

  • Northwest Community Hospital 1 Hospital, Arlington Heights, IL, CCN 140252
  • St Alexius Medical Center Hospital, Hoffman Estates, IL, CCN 140290

Merit-based Incentive Payment System (MIPS)

Final score
84.9 of 100Reported as group
Quality
75.91
Promoting interoperability
99
Improvement activities
40
Cost
74.6

Merit-based Incentive Payment System (MIPS)

Final score
93.41 of 100Reported as group
Quality
86.81
Improvement activities
40
Cost
77.34

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036-065552ILMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Cepamerica Illinois LLP Emergency Medicine Current Accepting new patients
Northwest Community Health Services Inc CurrentSince May 1, 2015 Accepting new patients
Cepamerica Illinois LLP Emergency Medicine CurrentSince Aug 1, 2020 Accepting new patients
Northwest Community Health Services Inc CurrentSince May 1, 2015 Accepting new patients
Endeavor Health Medical Group Emergency Medicine CurrentSince Dec 15, 2023 Accepting new patients
Cep America Illinois LLP Emergency Medicine CurrentSince Aug 1, 2020 Accepting new patients
Endeavor Health Medical Group CurrentSince Dec 15, 2023 Accepting new patients
Northwest Community Healthcare Past Accepting new patients

Locations

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

1051 W Rand Rd
Arlington Hts, IL 60004
Phone (847) 221-4601

800 W Central Rd
Arlington Hts, IL 60005
Phone (847) 618-6150

3249 Oak Park Ave
Berwyn, IL 60402
Phone (708) 783-2696

1450 Busch Pkwy
Buffalo Grove, IL 60089
Phone (847) 459-7860

25233 Network Pl
Chicago, IL 60673

9532 Eagle Way
Chicago, IL 60678

2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222

2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206

2650 Ridge Ave
#1223
Evanston, IL 60201
Phone (847) 982-3172

1555 N Barrington Rd
Hoffman Estates, IL 60169
Phone (847) 490-2923

21481 N Rand Rd
Kildeer, IL 60047
Phone (847) 618-9696

1201 S Rand Rd
Lake Zurich, IL 60047
Phone (847) 540-8088

199 W Rand Rd
Mt Prospect, IL 60056
Phone (847) 618-5400

519 S Roselle Rd
Schaumburg, IL 60193
Phone (847) 618-0535

4500 Memorial Dr
Swansea, IL 62226
Phone (618) 233-7750

Interoperability endpoints

  • FHIR API: https://epicprdproxy.nch.org/prd-fhir/api/FHIR/R4

Organizations & group practices 8

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": "1153094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1619568000000",
    "number": "1477571479",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21481 N RAND RD",
            "city": "KILDEER",
            "state": "IL",
            "postal_code": "600473061",
            "telephone_number": "847-618-9500",
            "fax_number": "847-618-9654"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1555 BARRINGTON RD",
            "city": "HOFFMAN ESTATES",
            "state": "IL",
            "postal_code": "601691019",
            "telephone_number": "847-490-6930"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "21481 N Rand Rd",
            "address_purpose": "LOCATION",
            "city": "Kildeer",
            "state": "IL",
            "postal_code": "600473061",
            "country_code": "US",
            "telephone_number": "847-618-9500",
            "fax_number": "847-618-9654",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DEMUS",
        "first_name": "MARK",
        "middle_name": "P",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-17",
        "last_updated": "2021-04-28",
        "certification_date": "2021-04-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "IL",
            "license": "036065552",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IL",
            "license": "036-065552",
            "primary": true
        },
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mdemus18990@direct.nch.org",
            "affiliation": "N",
            "address_1": "21481 N Rand Rd",
            "city": "Kildeer",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600473061",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Hoffman Estates, IL

Sources for this page

Verify at the official NPI Registry.