Robert Alan Small, M.D.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

036071724 Issued in IL

Practice address

1585 Barrington Rd Ste 204
Hoffman Estates, IL 60169-5019

Phone

(847) 843-7404

Fax

(847) 843-0030

NPI assigned

Jul 14, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

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

Specialty

Internal Medicine

Education

Other, 1984

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Hospital & facility affiliations

• Advocate Home Health Care Serv Home health agency, Oakbrook, IL, CCN 147150
• St Alexius Medical Center Hospital, Hoffman Estates, IL, CCN 140290
• Advocate Good Shepherd Hospital Hospital, Barrington, IL, CCN 140291
• Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242
• Advocate Sherman Hospital Hospital, Elgin, IL, CCN 140030

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir4.healow.com/fhir/r4/DFHCCA/Endpoint/DFHCCA

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.

• Hoffman Barrington Internal Medicine Specialists

  • Internal Medicine Physician
  • Hoffman Estates, IL
  • NPI 1629262746
  Medicare reassignment NPD Authorized official

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Advocate Health and Hospitals Corporation

  • General Acute Care Hospital
  • Barrington, IL
  • NPI 1447368071
  Care Compare affiliation
• Advocate Sherman Hospital

  • General Acute Care Hospital
  • Elgin, IL
  • NPI 1629026364
  Care Compare affiliation
• Central Dupage Hospital Association

  • General Acute Care Hospital
  • Winfield, IL
  • NPI 1003864810
  Care Compare affiliation
• Central Dupage Hospital Association

  • Psychiatric Hospital Unit
  • Winfield, IL
  • NPI 1740230895
  Care Compare affiliation
• Ehs Home Health Care Service Inc

  • Home Health Agency
  • Oak Brook, IL
  • NPI 1598732075
  Care Compare affiliation
• Sherman Hospital

  • Skilled Nursing Facility
  • Elgin, IL
  • NPI 1275584302

  Hospital

  Care Compare affiliation
• St. Alexius Medical Center

  • General Acute Care Hospital
  • Hoffman Estates, IL
  • NPI 1376644385
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1152835200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766966400000",
    "number": "1689690463",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1555 BARRINGTON RD",
            "address_2": "DOCTORS BUILDING ONE SUITE 230",
            "city": "HOFFMAN ESTATES",
            "state": "IL",
            "postal_code": "601691019",
            "telephone_number": "847-843-7404",
            "fax_number": "847-843-0030"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1585 BARRINGTON RD STE 204",
            "city": "HOFFMAN ESTATES",
            "state": "IL",
            "postal_code": "601695019",
            "telephone_number": "847-843-7404",
            "fax_number": "847-843-0030"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SMALL",
        "first_name": "ROBERT",
        "middle_name": "ALAN",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-14",
        "last_updated": "2025-12-29",
        "certification_date": "2025-12-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036071724",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Smile Design Studio
• Smile Design Studio, S.C.
• Diane Lynn Smith, D.D.S

• Internal Medicine Physician in Hoffman Estates, IL
• Providers in Hoffman Estates, IL by specialty
• Internal Medicine Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 29, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.