Individual provider Active NPI

Matthew Louis Baer, MD, PHD

  • Neuromuscular Medicine (Psychiatry & Neurology) Physician
  • Elgin, IL
National Provider Identifier
1861978082
Registry record updated Aug 4, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neuromuscular Medicine (Psychiatry & Neurology) PhysicianTaxonomy code 2084N0008X
License
036166028 Issued in IL
Practice address
750 Fletcher Dr Ste 204
Elgin, IL 60123-4703
Phone
(847) 931-4626
NPI assigned
Jul 11, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 4, 2023

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X 036166028 IL
Neurology Physician 2084N0400X 2021001539 MO
Neuromuscular Medicine (Psychiatry & Neurology) Physician 2084N0008X 036166028 IL Primary

Addresses

Primary practice location

750 Fletcher Dr Ste 204
Elgin, IL 60123-4703

Mailing address

PO Box 713260
Chicago, IL 60677-1260
Phone (630) 469-9200

Other practice location 1

3009 N Ballas Rd Ste 102B
Saint Louis, MO 63131-2343
Phone (314) 996-7080

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Health Information Exchange (HIE)
Direct Messaging Address mbaer261941@dulyhealthandcare.direct-ci.com

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO, IL, WI, AR, IN5 enrollments
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 5

Enrollment IDStateProvider typePAC IDDetails
I20220715002082 MO Practitioner - Neurology 9739581000 Reassigns benefits to 2 organizations
I20230802002990 IL Practitioner - NeurologyPractitioner - Psychiatry 9739581000 Reassigns benefits to 1 organization
I20240522000556 WI Practitioner - Neurology 9739581000 Reassigns benefits to 1 organization
I20240715000657 AR Practitioner - Neurology 9739581000 Reassigns benefits to 1 organization
I20250528000347 IN Practitioner - Neurology 9739581000 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
NeurologyAlso: Psychiatry
Education
Virginia Commonwealth University, School of Medicine, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Dupage Medical Group LTDGroup PAC ID 5496667941, 1,326 clinicians
Arkansas Health GroupGroup PAC ID 7911802079, 645 clinicians

Practice addresses (Care Compare)

1325 N Meacham Rd
Schaumburg, IL 60173-4824
Phone (630) 469-9200

2100 Glenwood Ave
Joliet, IL 60435-5487
Phone (815) 725-2121

30 Stratford Dr
Bloomingdale, IL 60108-2201
Phone (630) 893-2210

3100 W Higgins Rd
Suite 125
Hoffman Estates, IL 60169-7203
Phone (630) 364-7850

40 S Clay St
Hinsdale, IL 60521-3257

430 Pennsylvania Ave
Glen Ellyn, IL 60137-4464
Phone (630) 469-9200

430 Warrenville Rd
Suite 210
Lisle, IL 60532-1348
Phone (630) 432-6180

9600 Baptist Health Dr
Suite 320
Little Rock, AR 72205-6322
Phone (501) 227-0421

Hospital & facility affiliations

  • Baptist Health Medical Center-Little Rock Hospital, Little Rock, AR, CCN 040114
  • Baptist Health Medical Center North Little Rock Hospital, North Little Rock, AR, CCN 040036
  • Barnes-Jewish St Peters Hospital Hospital, Saint Peters, MO, CCN 260191
  • Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242
  • Northwestern Medicine Delnor Community Hospital Hospital, Geneva, IL, CCN 140211

Procedures performed for Medicare patients

ProcedureNumber of procedures
Skin biopsy1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036166028ILMDNeuromuscular Medicine (Psychiatry & Neurology) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Physician Groups LC CurrentSince Jul 31, 2022 Accepting new patients
Fairview Heights Medical Group SC CurrentSince Dec 6, 2023 Accepting new patients
Dupage Medical Group LTD CurrentSince Aug 1, 2023 Accepting new patients
The South Bend Clinic LLC CurrentSince May 16, 2025 Accepting new patients
Dupage Medical Group LTD CurrentSince Aug 1, 2023 Accepting new patients
Arkansas Health Group CurrentSince Jul 3, 2024 Accepting new patients
Physician Groups LC CurrentSince Jul 31, 2022 Accepting new patients
Columbia St. Mary'S Hospital Milwaukee Inc CurrentSince May 1, 2024 Accepting new patients
Columbia St. Mary'S Hospital Milwaukee, Inc CurrentSince May 1, 2024 Accepting new patients
Fairview Heights Medical Group SC CurrentSince Dec 6, 2023 Accepting new patients
Arkansas Health Group Neurology CurrentSince Jul 3, 2024 Accepting new patients
The South Bend Clinic, LLC CurrentSince May 16, 2025 Accepting new patients

Locations

9600 Baptist Health Dr
Ste 320
Little Rock, AR 72205

11001 Executive Center Dr
Ste 200
Little Rock, AR 72211
Phone (501) 812-7215

11001 Executive Center Dr
Little Rock, AR 72211
Phone (501) 812-7215

9601 Baptist Health Dr
Ste 250
Little Rock, AR 72205
Phone (501) 217-4910

30 Stratford Dr
Bloomingdale, IL 60108
Phone (630) 893-2210

1860 Paysphere Cir
Chicago, IL 60674
Phone (630) 469-2000

750 Fletcher Dr
Ste 204
Elgin, IL 60123
Phone (847) 931-4526

1325 N Meacham Rd
Schaumburg, IL 60173
Phone (630) 790-1700

301 E Day Rd
Mishawaka, IN 46545
Phone (574) 204-7300

211 N Eddy St
South Bend, IN 46617
Phone (574) 237-9331

2630 Highway K
O Fallon, MO 63368
Phone (636) 240-5454

11155 Dunn Rd
Ste 109N
Saint Louis, MO 63136
Phone (314) 837-3784

660 Mason Ridge Center Dr
Saint Louis, MO 63141
Phone (314) 273-6433

3009 N Ballas Rd
Ste 102B
Saint Louis, MO 63131
Phone (314) 725-2010

1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-1700

70 Jungermann Cir
Ste 300
Saint Peters, MO 63376
Phone (636) 916-7060

2311 N Prospect Ave
Milwaukee, WI 53211
Phone (414) 319-3000

2323 N Lake Dr
Milwaukee, WI 53211
Phone (414) 291-1000

801 S 70th St
West Allis, WI 53214
Phone (414) 773-6600

Interoperability endpoints

  • Direct secure messaging: mbaer261941@dulyhealthandcare.direct-ci.com
  • FHIR API: https://epicproxy.et1296.epichosted.com/APIProxyPRD/api/FHIR/R4/

Organizations & group practices 12

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 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": "1531267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1691107200000",
    "number": "1861978082",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 713260",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606771260",
            "telephone_number": "630-469-9200"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "750 FLETCHER DR STE 204",
            "city": "ELGIN",
            "state": "IL",
            "postal_code": "601234703",
            "telephone_number": "847-931-4626"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3009 N Ballas Rd Ste 102B",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631312343",
            "country_code": "US",
            "telephone_number": "314-996-7080",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BAER",
        "first_name": "MATTHEW",
        "middle_name": "LOUIS",
        "name_prefix": "Dr.",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-07-11",
        "last_updated": "2023-08-04",
        "certification_date": "2023-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "IL",
            "license": "036166028",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MO",
            "license": "2021001539",
            "primary": false
        },
        {
            "code": "2084N0008X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neuromuscular Medicine",
            "state": "IL",
            "license": "036166028",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "N",
            "endpointDescription": "BJC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "3009 N Ballas Rd Ste 102B",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631312343",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mbaer261941@dulyhealthandcare.direct-ci.com",
            "affiliation": "N",
            "address_1": "750 Fletcher Dr Ste 204",
            "city": "Elgin",
            "state": "IL",
            "country_code": "US",
            "postal_code": "601234703",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Elgin, IL

Sources for this page

Verify at the official NPI Registry.