Individual provider Active NPI

Zachary D. Chonka, M.D.

  • Diagnostic Radiology Physician
  • Tulsa, OK
National Provider Identifier
1497805907
Registry record updated Jul 13, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
25183 Issued in OK
Practice address
5801 E 41St St Ste 900
Tulsa, OK 74135-5631
Phone
(918) 747-4975
Fax
(918) 743-8552
NPI assigned
Jan 10, 2007
Last updated
Jul 13, 2022By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 25183 OK Primary

Addresses

Primary practice location

5801 E 41St St Ste 900
Tulsa, OK 74135-5631

Mailing address

PO Box 4930
Tulsa, OK 74159-0930
Phone (918) 747-4975

Other identifiers 1

IdentifierTypeStateIssuer
200427940AMedicaidOK

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OK, IN, KY3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20120718000641 OK Practitioner - Diagnostic Radiology 4587820659 Reassigns benefits to 5 organizations
I20241106003248 IN Practitioner - Diagnostic Radiology 4587820659 Reassigns benefits to 1 organization
I20241227000629 KY Practitioner - Diagnostic Radiology 4587820659 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
University of Oklahoma College of Medicine, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Evansville Radiology PCGroup PAC ID 6406826031, 31 clinicians

Practice addresses (Care Compare)

1305 N Elm St
Henderson, KY 42420-2783
Phone (270) 827-7700

3302 S Xanthus Ave
Tulsa, OK 74105-2747
Phone (812) 422-3254

350 W Columbia St
Suite 420
Evansville, IN 47710-1782
Phone (812) 422-3254

417 Fairview Ave
Ponca City, OK 74601-1923
Phone (580) 762-3770

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
77.7 of 100Reported as group
Quality
91.25
Improvement activities
40
Cost
41.71

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
25183OKMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stillwater Medical Center Authority CurrentSince Jan 11, 2026 Accepting new patients
Concord Radiology PLLC Diagnostic Radiology CurrentSince Jan 1, 2025 Accepting new patients
Coaxion PLLC Diagnostic Radiology CurrentSince Oct 13, 2025 Accepting new patients
Tulsa Radiology Associates Inc Diagnostic Radiology CurrentSince Jul 1, 2012 Accepting new patients
Evansville Radiology PC Diagnostic Radiology CurrentSince Nov 1, 2024 Accepting new patients
Radiology Consultants of Tulsa Inc Diagnostic Radiology Past Accepting new patients

Locations (25 of 41)

120 SE 4th St
Evansville, IN 47708
Phone (812) 426-6638

2007 W Franklin St
#A
Evansville, IN 47712

329 W Columbia St
Evansville, IN 47710
Phone (812) 450-7455

350 W Columbia St
Ste 420
Evansville, IN 47710
Phone (812) 450-5000

4506 N 1st Ave
Evansville, IN 47710
Phone (812) 428-6161

4949 Healthy Way
Ste B
Evansville, IN 47715
Phone (812) 492-5270

520 Mary St
Ste 140
Evansville, IN 47710
Phone (812) 424-1200

533 W Columbia St
Evansville, IN 47710
Phone (812) 450-8350

545 S Boehne Camp Rd
Evansville, IN 47712
Phone (812) 402-1264

600 Mary St
Evansville, IN 47710
Phone (812) 450-2239

8600 N Kentucky Ave
Evansville, IN 47725
Phone (812) 426-9565

1900 W 4th St
Ste 6
Mount Vernon, IN 47620
Phone (812) 838-2053

4011 Gateway Blvd
Newburgh, IN 47630
Phone (812) 450-2240

4011 Gateway Blvd
Ste 100
Newburgh, IN 47630
Phone (812) 858-2100

4087 Gateway Blvd
Newburgh, IN 47630
Phone (812) 585-0080

4199 Gateway Blvd
Newburgh, IN 47630
Phone (812) 842-4200

4199 Gateway Blvd
Ste 3200
Newburgh, IN 47630
Phone (812) 842-4970

4209 Gateway Blvd
Newburgh, IN 47630
Phone (812) 426-9855

4219 Gateway Blvd
Newburgh, IN 47630
Phone (812) 426-9545

1414 W Broadway St
Princeton, IN 47670
Phone (812) 385-5283

1808 Sherman Dr
Princeton, IN 47670
Phone (812) 385-3401

3434 W State Road 66
Rockport, IN 47635
Phone (812) 627-7007

1813 Willow St
Unit 3A
Vincennes, IN 47591
Phone (812) 885-8941

406 N 1st St
Vincennes, IN 47591
Phone (812) 882-1106

520 S 7th St
Vincennes, IN 47591
Phone (812) 885-3280

Interoperability endpoints

  • Direct secure messaging: zachary.chonka@direct.stjohnhealthsystem.com

Organizations & group practices 7

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.

Hospital & facility affiliations 7

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

NPI Registry JSON

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

{
    "created_epoch": "1168387200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1657670400000",
    "number": "1497805907",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 4930",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741590930",
            "telephone_number": "918-747-4975",
            "fax_number": "918-743-8552"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5801 E 41ST ST STE 900",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741355631",
            "telephone_number": "918-747-4975",
            "fax_number": "918-743-8552"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHONKA",
        "first_name": "ZACHARY",
        "middle_name": "D.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-01-10",
        "last_updated": "2022-07-13",
        "certification_date": "2022-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "OK",
            "license": "25183",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200427940A",
            "state": "OK"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Tulsa, OK

Sources for this page

Verify at the official NPI Registry.