Jonathan S. Buka, M.D.

Primary specialty

Ophthalmology PhysicianTaxonomy code 207W00000X

License

036066839 Issued in IL

Practice address

4400 W 95TH St Ste 312
Oak Lawn, IL 60453-2660

Phone

(708) 581-3514

Fax

(708) 529-3123

NPI assigned

Mar 16, 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

Other identifiers 15

Electronic endpoints 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

Ophthalmology

Education

Other, 1982

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Ocular Partners PLLCGroup PAC ID 7113829532, 20 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Advocate Christ Hospital & Medical Center Hospital, Oak Lawn, IL, CCN 140208

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as individual

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ycastro@eyespecialistgroup.com

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.

• Ocular Partners PLLC

  • Ophthalmic Technician/Technologist
  • Homewood, IL
  • NPI 1295792901
  Medicare reassignment Care Compare group NPD
• Eye Specialist Group, LLC

  • Ophthalmology Physician
  • Oak Lawn, IL
  • NPI 1669945440
  Medicare reassignment
• Suburban Eye Specialists

  • Ophthalmology Physician
  • Chicago Ridge, IL
  • NPI 1043794506
  NPD

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

• Advocate Health and Hospitals Corporation

  • Children's Hospital
  • Oak Lawn, IL
  • NPI 1508315516
  Care Compare affiliation
• Advocate Health and Hospitals Corporation

  • General Acute Care Hospital
  • Oak Lawn, IL
  • NPI 1548375082
  Care Compare affiliation

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

{
    "created_epoch": "1142467200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761782400000",
    "number": "1477522050",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4400 W 95TH ST STE 312",
            "city": "OAK LAWN",
            "state": "IL",
            "postal_code": "604532660",
            "telephone_number": "708-581-3514",
            "fax_number": "708-952-0329"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4400 W 95TH ST STE 312",
            "city": "OAK LAWN",
            "state": "IL",
            "postal_code": "604532660",
            "telephone_number": "708-581-3514",
            "fax_number": "708-529-3123"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BUKA",
        "first_name": "JONATHAN",
        "middle_name": "S.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-16",
        "last_updated": "2025-10-30",
        "certification_date": "2025-10-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "IL",
            "license": "036066839",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE LEGACY PROVIDER NUMBER",
            "identifier": "200325390",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAID LOCATION MUNSTER",
            "identifier": "200871680A",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "180046208",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "IN PHYSICIANS MEDICAID",
            "identifier": "200325390B",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "833002861",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE INDIVIDUAL PTAN",
            "identifier": "L77581",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PTAN IL MEDICARE COOK COUNTY",
            "identifier": "205785",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD DUPAGE CO. INDIVIDUAL PTAN",
            "identifier": "P00932946",
            "state": "IL"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036066839",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAID LOCATION CHICAGO RIDGE",
            "identifier": "200871680B",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAID LOCATION ORLAND PARK",
            "identifier": "200871680C",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PTAN IL MEDICARE DUPAGE COUNTY",
            "identifier": "205786",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD GROUP PTAN DUPAGE CO.",
            "identifier": "DR4230",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAID LOCATION HINSDALE",
            "identifier": "200871680D",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PTAN GROUP PRACTICE INDIANA MEDICARE",
            "identifier": "253350",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "Ycastro@eyespecialistgroup.com",
            "affiliation": "Y",
            "endpointDescription": "none",
            "affiliationName": "Advocate Health and Hospitals Corporation",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "none",
            "address_1": "4400 W 95th St Ste 312",
            "city": "Oak Lawn",
            "state": "IL",
            "country_code": "US",
            "postal_code": "604532660",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

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• Ophthalmology Physician in Oak Lawn, IL
• Providers in Oak Lawn, IL by specialty
• Ophthalmology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 30, 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.