Michael S Merkley, M.D.

Primary specialty

Orthopaedic Surgery PhysicianTaxonomy code 207X00000X

License

036099143 Issued in IL

Practice address

6000 N Allen Rd
Peoria, IL 61614-3294

Phone

(309) 691-1400

NPI assigned

Aug 2, 2005

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

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

Orthopedic Surgery

Education

Illinois Medical College, 1993

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Advanced Physical Therapy Services, LTD.Group PAC ID 9133101462, shared by 5 NPIs, 216 clinicians

Midwest Orthopaedic Center S CGroup PAC ID 8022917715, 45 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Carle Health Proctor Hospital Hospital, Peoria, IL, CCN 140013
• Carle Health Methodist Hospital Hospital, Peoria, IL, CCN 140209
• Carle Health Pekin Hospital Hospital, Pekin, IL, CCN 140120
• Saint Francis Medical Center Hospital, Peoria, IL, CCN 140067
• St Mary Medical Center Hospital, Galesburg, IL, CCN 140064

Procedures performed for Medicare patients

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Midwest Orthopaedic Center S C

  • Specialist
  • Peoria, IL
  • NPI 1710938006
  Medicare reassignment Care Compare group NPD
• Gibson Community Hospital Association

  dba Gibson Area Hospital and Health Services

  • Critical Access Hospital
  • Gibson City, IL
  • NPI 1114935681
  NPD (past)

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

• Methodist Medical Center of Illinois

  • General Acute Care Hospital
  • Peoria, IL
  • NPI 1164474755
  Care Compare affiliation
• Pekin Memorial Hospital

  dba Pekin Hospital

  • General Acute Care Hospital
  • Pekin, IL
  • NPI 1245227479
  Care Compare affiliation
• Proctor Community Hospital

  dba Proctor Hospital

  • General Acute Care Hospital
  • Peoria, IL
  • NPI 1033116876
  Care Compare affiliation
• Proctor Community Hospital

  • Rehabilitation Hospital Unit
  • Peoria, IL
  • NPI 1134826894
  Care Compare affiliation
• St Mary Medical Center

  dba OSF Saint Mary Medical Center

  • General Acute Care Hospital
  • Galesburg, IL
  • NPI 1164485363
  Care Compare affiliation

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

{
    "created_epoch": "1122940800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750204800000",
    "number": "1114928942",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6000 N ALLEN RD",
            "city": "PEORIA",
            "state": "IL",
            "postal_code": "616143294",
            "telephone_number": "309-691-1400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6000 N ALLEN RD",
            "city": "PEORIA",
            "state": "IL",
            "postal_code": "616143294",
            "telephone_number": "309-691-1400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERKLEY",
        "first_name": "MICHAEL",
        "middle_name": "S",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-02",
        "last_updated": "2025-06-18",
        "certification_date": "2025-06-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XX0005X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Sports Medicine",
            "state": "IL",
            "license": "036099143",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "IL",
            "license": "036099143",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036099143",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Flesscia S Mercer, APN
• Meredith Messina LCPC PLLC
• Angela Mergen
• Terry Meriden, MD FACP FACN FACE
• Elaine D Meritt
• Kasey Kolb Merritt
• Maria Meschewski, NP
• Ashley Messmer
• Kelley Marie Messmer, RPH
• Kelly C Messmore, M.S., CCC-SLP/L

• Orthopaedic Surgery Physician in Peoria, IL
• Providers in Peoria, IL by specialty
• Orthopaedic Surgery Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 18, 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.