Hollace D Chastain, MD

Primary specialty

Interventional Cardiology PhysicianTaxonomy code 207RI0011X

License

01039775A Issued in IN

Practice address

11108 Parkview Circle Dr
Fort Wayne, IN 46845-1730

Phone

(260) 266-5700

Fax

(260) 266-5920

NPI assigned

Aug 15, 2005

Last updated

Jul 8, 2026By 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 2

Addresses

Other identifiers 5

Electronic endpoints 3

Medicare fee-for-service enrollment

Enrolled in IN

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Interventional Cardiology

Education

Indiana University School of Medicine, 1990

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Parkview Health System IncGroup PAC ID 2163336967, 1,350 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Parkview Regional Medical Center Hospital, Fort Wayne, IN, CCN 150021
• Parkview Whitley Hospital Hospital, Columbia City, IN, CCN 150101
• Parkview Huntington Hospital Hospital, Huntington, IN, CCN 150091
• Cameron Health Hospital, Angola, IN, CCN 151315
• Parkview Wabash Hospital, Inc Hospital, Wabash, IN, CCN 151310

Merit-based Incentive Payment System (MIPS)

Final score

83.53 of 100Reported as group

Quality

70

Promoting interoperability

100

Improvement activities

40

Cost

75.11

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Networks

• devoted network organization-1baeae7e-6b6f-49f9-a562-1b2d2e55c806

Interoperability endpoints

• Direct secure messaging: hchastain4387@direct.parkviewexchange.com
• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

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.

• Parkview Health System Inc

  dba Parkview Physicians Group

  • Family Medicine Physician
  • Fort Wayne, IN
  • NPI 1932130952
  Medicare reassignment Care Compare group NPD
• Parkview Health System, Inc.

  dba Parkview Physicians Group

  • Cardiovascular Disease Physician
  • Fort Wayne, IN
  • NPI 1447585153
  NPD
• Fort Wayne Cardiology Corporation

  • Cardiovascular Disease Physician
  • Fort Wayne, IN
  • NPI 1134318355
  NPD (past)
• Fort Wayne Cardiology Corporation

  • Cardiovascular Disease Physician
  • Fort Wayne, IN
  • NPI 1609852292
  NPD (past)
• Indiana Medical Associates, LLC

  • Internal Medicine Physician
  • Fort Wayne, IN
  • NPI 1780628545
  NPD (past)
• Nephrology Associates of Northern Indiana, Inc

  • Nephrology Physician
  • Fort Wayne, IN
  • NPI 1578505814
  NPD (past)

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

• Cameron Memorial Community Hospital, Inc.

  • Critical Access Hospital
  • Angola, IN
  • NPI 1386683316
  Care Compare affiliation
• Huntington Memorial Hospital, Inc.

  dba Parkview Huntington Hospital

  • General Acute Care Hospital
  • Huntington, IN
  • NPI 1003821729
  Care Compare affiliation
• Parkview Hospital, Inc.

  dba Parkview Regional Medical Center

  • General Acute Care Hospital
  • Fort Wayne, IN
  • NPI 1366407603
  Care Compare affiliation
• Parkview Wabash Hospital, Inc.

  dba Parkview Wabash Hospital

  • Critical Access Hospital
  • Wabash, IN
  • NPI 1245259878
  Care Compare affiliation
• Whitley Memorial Hospital, Inc.

  dba Parkview Whitley Hospital

  • General Acute Care Hospital
  • Columbia City, IN
  • NPI 1205844495
  Care Compare affiliation
• Whitley Memorial Hospital, Inc.

  dba Parkview Whitley Hospital

  • Land Ambulance
  • Columbia City, IN
  • NPI 1497764450

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1124064000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783468800000",
    "number": "1013919422",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11109 PARKVIEW PLAZA DR # 117",
            "city": "FORT WAYNE",
            "state": "IN",
            "postal_code": "468451701"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11108 PARKVIEW CIRCLE DR",
            "city": "FORT WAYNE",
            "state": "IN",
            "postal_code": "468451730",
            "telephone_number": "260-266-5700",
            "fax_number": "260-266-5920"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "8 John Kissinger Dr",
            "address_purpose": "LOCATION",
            "city": "Wabash",
            "state": "IN",
            "postal_code": "469921648",
            "country_code": "US",
            "telephone_number": "260-269-2207",
            "fax_number": "260-569-2994",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHASTAIN",
        "first_name": "HOLLACE",
        "middle_name": "D",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-15",
        "last_updated": "2026-07-08",
        "certification_date": "2026-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "IN",
            "license": "01039775A",
            "primary": false
        },
        {
            "code": "207RI0011X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Interventional Cardiology",
            "state": "IN",
            "license": "01039775A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM",
            "identifier": "000000641068",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "060070569",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "R.R. MEDICARE",
            "identifier": "P00786816",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2232319",
            "state": "OH"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200322020",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "hchastain4387@Direct.Parkviewexchange.com",
            "affiliation": "N",
            "address_1": "11108 Parkview Circle Dr",
            "city": "Fort Wayne",
            "state": "IN",
            "country_code": "US",
            "postal_code": "468451730",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicprod-mobile.parkview.com/FHIR/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "11108 Parkview Circle Dr",
            "city": "Fort Wayne",
            "state": "IN",
            "country_code": "US",
            "postal_code": "468451730",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicprod-mobile.parkview.com/FHIR/api/FHIR/R4/",
            "affiliation": "N",
            "address_1": "11108 Parkview Circle Dr",
            "city": "Fort Wayne",
            "state": "IN",
            "country_code": "US",
            "postal_code": "468451730",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Charlie Bob, LLC
• Malarie Chartier
• Chase Chances Counseling LLC
• Andrea Chase, RBT
• Shawyna Chase, M.S. ED
• Chateau Home Care, Inc.
• Jemima Chatla
• Chatter Bug Speech &Language Therapy LLC
• Lisa Chaudhari, OD
• Sanket Chaudhari, MD

• Interventional Cardiology Physician in Fort Wayne, IN
• Providers in Fort Wayne, IN by specialty
• Interventional Cardiology Physician in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 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.