Mirza Omer Mahmood Baig, M.D.

Primary specialty

Infectious Disease PhysicianTaxonomy code 207RI0200X

License

61590 Issued in WI

Practice address

1000 Mineral Point Ave
Janesville, WI 53548-2982

Phone

(608) 756-6868

Fax

(608) 756-6289

NPI assigned

Oct 5, 2006

Last updated

Feb 10, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in IA, IL, WI, SD4 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 4

Specialty

HospitalistAlso: Infectious Disease, Internal Medicine

Education

Other, 1997

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mercy Health System CorporationGroup PAC ID 7416860440, 749 clinicians

Southeast Iowa Regional Medical Center IncGroup PAC ID 3870496417, 259 clinicians

Rockford Health PhysiciansGroup PAC ID 2567374036, 520 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Health System Corp Hospital, Janesville, WI, CCN 520066
• Southeast Iowa Regional Medical Center Hospital, West Burlington, IA, CCN 160057
• Mercy Walworth Hospital & Medical Center Hospital, Lake Geneva, WI, CCN 521357
• Henry County Health Center Hospital, Mount Pleasant, IA, CCN 161356

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mbaig26596@direct.mhemail.org

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Mercy Health System Corporation

  dba MHS Physician Services

  • Multi-Specialty Clinic/Center
  • Janesville, WI
  • NPI 1598718603

  IL

  Medicare reassignment Care Compare group NPD
• Rockford Health Physicians

  dba Mercyhealth Physicians

  • Multi-Specialty Clinic/Center
  • Rockford, IL
  • NPI 1043242886
  Medicare reassignment Care Compare group NPD
• Southeast Iowa Regional Medical Center, Inc.

  dba Southeast Iowa Regional Medical Center

  • General Practice Physician
  • West Burlington, IA
  • NPI 1164433884
  Medicare reassignment Care Compare group NPD
• CGH Medical Center

  • General Acute Care Hospital
  • Sterling, IL
  • NPI 1902854623
  Medicare reassignment NPD
• Mercy Medical Center

  dba Mercy Family Counseling, Mercy Psychiatric

  • Psychiatry Physician
  • Cedar Rapids, IA
  • NPI 1700834165
  Medicare reassignment NPD
• Sanford Clinic

  dba Sanford Health Psychiatry & Psychology Clinic

  • Psychologist
  • Sioux Falls, SD
  • NPI 1396764254
  Medicare reassignment NPD
• Sanford Medical Center

  dba Edith Sanford Breast Specialty Clinic

  • Family Medicine Physician
  • Sioux Falls, SD
  • NPI 1093090342
  Medicare reassignment NPD
• Mercy Health System Corporation

  dba Mercy Hospital Janesville

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1093768962
  NPD
• Mercy Health System Corporation

  dba Mercy Walworth Hospital and Medical Center

  • Critical Access Hospital
  • Lake Geneva, WI
  • NPI 1699728550
  NPD
• CGH Medical Center

  dba CGH Medical Center-Morrison

  • Durable Medical Equipment & Medical Supplies
  • Morrison, IL
  • NPI 1447415724
  NPD
• Mercy Medical Center

  dba Hall Perrine Cancer Center Pharmacy

  • Community/Retail Pharmacy
  • Cedar Rapids, IA
  • NPI 1114923513
  NPD
• Mercy Medical Center

  dba Mercy Professional Services

  • Cardiovascular Disease Physician
  • Cedar Rapids, IA
  • NPI 1669617106
  NPD

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

• Mercy Health System Corporation

  dba Mercy Hospital Janesville

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1093768962
  Care Compare affiliation
• Mercy Health System Corporation

  dba Mercy Walworth Hospital and Medical Center

  • Critical Access Hospital
  • Lake Geneva, WI
  • NPI 1699728550
  Care Compare affiliation
• Henry County Health Center, Inc.

  • Critical Access Hospital
  • Mt Pleasant, IA
  • NPI 1811571417
  Care Compare affiliation
• Southeast Iowa Regional Medical Center, Inc.

  dba Southeast Iowa Regional Medical Center

  • General Acute Care Hospital
  • West Burlington, IA
  • NPI 1134168263
  Care Compare affiliation

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

{
    "created_epoch": "1160006400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1739145600000",
    "number": "1285720490",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "29624 NETWORK PL",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606731296",
            "telephone_number": "608-741-7652",
            "fax_number": "608-743-3260"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 MINERAL POINT AVE",
            "city": "JANESVILLE",
            "state": "WI",
            "postal_code": "535482982",
            "telephone_number": "608-756-6868",
            "fax_number": "608-756-6289"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3801 Marquette St",
            "address_purpose": "LOCATION",
            "city": "Davenport",
            "state": "IA",
            "postal_code": "528065538",
            "country_code": "US",
            "telephone_number": "563-386-7860",
            "fax_number": "563-386-7856",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8201 E Riverside Blvd",
            "address_purpose": "LOCATION",
            "city": "Rockford",
            "state": "IL",
            "postal_code": "611142300",
            "country_code": "US",
            "telephone_number": "815-971-7000",
            "fax_number": "815-968-4795",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BAIG",
        "first_name": "MIRZA OMER",
        "middle_name": "MAHMOOD",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-05",
        "last_updated": "2025-02-10",
        "certification_date": "2025-02-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "IL",
            "license": "036110972",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "IA",
            "license": "36686",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "WI",
            "license": "61590",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1285720490",
            "state": "IA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Badgerland Chiropractic LLC
• David Vincent Baewer, MD PHD
• Sonja Bagley
• Lisa M Bahling, RN
• Meryum Ishrat Baig, MD
• Linda Anne Bailey, DT-V/DT-O&M
• Susan King Baird, DNP, APRN, FNP-BC
• Heidi Bakke
• Savannah Bakken
• Rajesh Balagani, DO

• Infectious Disease Physician in Janesville, WI
• Providers in Janesville, WI by specialty
• Infectious Disease Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 10, 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.