Steven Matthew Lasin, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

036084162 Issued in IL

Practice address

990 S Waukegan Rd Ste 200
Lake Forest, IL 60045-2654

Phone

(847) 234-8100

Fax

(847) 234-8199

NPI assigned

Jul 21, 2006

Sex

Male

Sole proprietor

No

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

Chicago College of Medicine and Surgery, 1989

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Forward Focus Medical Care LLCGroup PAC ID 2961402482, 10 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Northshore University Healthsystem - Evanston Hospital Hospital, Evanston, IL, CCN 140010
• Northwestern Lake Forest Hospital Hospital, Lake Forest, IL, CCN 140130
• Northwestern Memorial Hospital Hospital, Chicago, IL, CCN 140281
• Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242
• Swedish Hospital Hospital, Chicago, IL, CCN 140114
• Lake Forest Place Nursing home, Lake Forest, IL, CCN 145986

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Forward Focus Medical Care LLC

  • Internal Medicine Physician
  • Lake Forest, IL
  • NPI 1245314616
  Medicare reassignment Care Compare group NPD

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

• 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
• Endeavor Health Clinical Operations

  • General Acute Care Hospital
  • Evanston, IL
  • NPI 1184670549
  Care Compare affiliation
• Lake Forest Place, LLC

  • Skilled Nursing Facility
  • Lake Forest, IL
  • NPI 1336504117

  Nursing home

  Care Compare affiliation
• Northwestern Lake Forest Hospital

  • General Acute Care Hospital
  • Lake Forest, IL
  • NPI 1124025176
  Care Compare affiliation
• Northwestern Memorial Hospital

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1497859649
  Care Compare affiliation
• Swedish Covenant Health

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1831151257
  Care Compare affiliation

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

{
    "created_epoch": "1153440000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778716800000",
    "number": "1477574945",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "990 S WAUKEGAN RD STE 200",
            "city": "LAKE FOREST",
            "state": "IL",
            "postal_code": "600452654",
            "telephone_number": "847-234-8100",
            "fax_number": "847-234-8199"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "990 S WAUKEGAN RD STE 200",
            "city": "LAKE FOREST",
            "state": "IL",
            "postal_code": "600452654",
            "telephone_number": "847-234-8100",
            "fax_number": "847-234-8199"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LASIN",
        "first_name": "STEVEN",
        "middle_name": "MATTHEW",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-21",
        "last_updated": "2026-05-14",
        "certification_date": "2026-05-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036084162",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Christopher R. Lang, MD
• Sanford L Lapin, MD
• Nicholas Larkin, LCPC, LMHC, RN
• Jessica T Larson, RD, LDN
• Gerald Lasin, MD
• Jillian M Laue, DPT
• Adam Lavan
• Amy Lazzaretti
• Cynthia H. Leaker, MSN
• Rebecca L Leapman, DPM

• Internal Medicine Physician in Lake Forest, IL
• Providers in Lake Forest, 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 May 14, 2026; 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.