Individual provider Active NPI

Christopher S. Mernitz, MD

  • Obstetrics & Gynecology Physician
  • Fort Wayne, IN
National Provider Identifier
1477543551
Registry record updated Jul 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
01045367A Issued in IN
Practice address
11123 Parkview Plaza Dr Ste 101
Fort Wayne, IN 46845-1707
Phone
(260) 425-6650
Fax
(260) 425-6649
NPI assigned
Oct 28, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 11, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X 01045367A IN Primary

Addresses

Primary practice location

11123 Parkview Plaza Dr Ste 101
Fort Wayne, IN 46845-1707

Mailing address

11109 Parkview Plaza Dr # 117
Fort Wayne, IN 46845-1701

Other practice location 1

705 Riley Hospital Dr
Indianapolis, IN 46202-5109
Phone (317) 944-7010

Other identifiers 1

IdentifierTypeStateIssuer
200221750MedicaidIN

Electronic endpoints 5

TypeEndpointUseAffiliation
FHIR URL https://epicprod-mobile.parkview.com/FHIR/api/FHIR/DSTU2/
Direct Messaging Address cmernitz100208@Direct.Parkviewexchange.com
FHIR URL https://epicprod-mobile.parkview.com/FHIR/api/FHIR/R4/
Direct Messaging Address aunderw2@direct.iuhealth.org Direct
Direct Messaging Address CMERNITZ@DIRECT.IUHEALTH.ORG Direct

Medicare participation

Medicare enrollment files
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: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20070430000410 IN Practitioner - Obstetrics/Gynecology 6002912516 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Indiana University School of Medicine, 1995
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)

11123 Parkview Plaza Dr
Suite 101
Fort Wayne, IN 46845-1707
Phone (260) 425-6650

Hospital & facility affiliations

  • Parkview Regional Medical Center Hospital, Fort Wayne, IN, CCN 150021

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01045367AINMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Parkview Health System, Inc. Obstetrics & Gynecology CurrentSince Mar 7, 2024 Accepting new patients
Parkview Health System Inc Current Accepting new patients
Iu Health Medical Group, LLC CurrentSince Aug 1, 2025 Accepting new patients
University Obstetricians-Gynecologists,Inc Obstetrics & Gynecology CurrentSince Jan 1, 2022 Accepting new patients
Major Hospital Past Accepting new patients

Locations

7845 Solution Ctr
Chicago, IL 60677

11123 Parkview Plaza Dr
Ste 101
Fort Wayne, IN 46845
Phone (260) 425-6650

11109 Parkview Plaza Dr
#117
Fort Wayne, IN 46845
Phone (260) 266-6012

240 S Jefferson St
Ste B
Huntington, IN 46750
Phone (219) 259-0000

705 Riley Hospital Dr
Indianapolis, IN 46202
Phone (317) 274-4779

1701 Senate Blvd
Indianapolis, IN 46202
Phone (317) 612-2754

550 University Blvd
#2440
Indianapolis, IN 46202
Phone (317) 274-1661

250 N Shadeland Ave
Indianapolis, IN 46219
Phone (317) 948-9174

Interoperability endpoints

  • Direct secure messaging: cmernitz@direct.iuhealth.org
  • Direct secure messaging: cmernitz100208@direct.parkviewexchange.com
  • Direct secure messaging: christopher.mernitz@ogi.gwaydirect.com

Organizations & group practices 5

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.

Hospital & facility affiliations 1

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": "1130457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752192000000",
    "number": "1477543551",
    "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": "11123 PARKVIEW PLAZA DR STE 101",
            "city": "FORT WAYNE",
            "state": "IN",
            "postal_code": "468451707",
            "telephone_number": "260-425-6650",
            "fax_number": "260-425-6649"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "705 Riley Hospital Dr",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462025109",
            "country_code": "US",
            "telephone_number": "317-944-7010",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MERNITZ",
        "first_name": "CHRISTOPHER",
        "middle_name": "S.",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-28",
        "last_updated": "2025-07-11",
        "certification_date": "2025-07-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "IN",
            "license": "01045367A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200221750",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicprod-mobile.parkview.com/FHIR/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "11123 Parkview Plaza Dr Ste 101",
            "city": "Fort Wayne",
            "state": "IN",
            "country_code": "US",
            "postal_code": "468451707",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "cmernitz100208@Direct.Parkviewexchange.com",
            "affiliation": "N",
            "address_1": "11123 Parkview Plaza Dr Ste 101",
            "city": "Fort Wayne",
            "state": "IN",
            "country_code": "US",
            "postal_code": "468451707",
            "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": "11123 Parkview Plaza Dr Ste 101",
            "city": "Fort Wayne",
            "state": "IN",
            "country_code": "US",
            "postal_code": "468451707",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "aunderw2@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "705 Riley Hospital Dr",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025109",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "CMERNITZ@DIRECT.IUHEALTH.ORG",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "705 Riley Hospital Dr",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025109",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Fort Wayne, IN

Sources for this page

Verify at the official NPI Registry.