Individual provider Active NPI

Diana Tran Kumar, M.D.

  • Obstetrics & Gynecology Physician
  • Carmel, IN
National Provider Identifier
1124314083
Registry record updated Feb 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X
License
01093961A Issued in IN
Practice address
11725 Illinois St
Carmel, IN 46032-3008
Phone
(317) 688-5200
NPI assigned
Jun 20, 2011
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 6, 2026

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Obesity Medicine (Family Medicine) Physician 207QB0002X 01093961A IN
Obstetrics & Gynecology Physician 207V00000X C194565 CA
Obstetrics & Gynecology Physician 207V00000X 01093961A IN Primary
Obstetrics & Gynecology Physician 207V00000X DR.0052731 CO
Obstetrics & Gynecology Physician 207V00000X MD-19656 HI

Addresses

Primary practice location

11725 Illinois St
Carmel, IN 46032-3008

Mailing address

250 N Shadeland Ave
Indianapolis, IN 46219-4959

Other practice location 1

200 N Vineyard Blvd Ste A325
Honolulu, HI 96817-3950
Phone (808) 386-5180

Other practice location 2

1010 Murray Ave
San Luis Obispo, CA 93405-1806
Phone (864) 908-3530

Other names 1

  • Diana Hong Tran Former name

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address DKUMAR@DIRECT.IUHEALTH.ORG Direct
SOAP URL https://careepicwest.kp.org:14430/interconnect-prodhim/wcf/epic.community.hie/xcpdrespondinggateways Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, TX, OR, IA, WA, IN6 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 6

Enrollment IDStateProvider typePAC IDDetails
I20241227002278 CA Practitioner - Obstetrics/Gynecology 8921222480 Reassigns benefits to 2 organizations
I20250211001564 TX Practitioner - Obstetrics/Gynecology 8921222480 Reassigns benefits to 1 organization
I20250318003713 OR Practitioner - Obstetrics/Gynecology 8921222480 Reassigns benefits to 1 organization
I20250423002987 IA Practitioner - Obstetrics/Gynecology 8921222480 Reassigns benefits to 1 organization
I20250519003633 WA Practitioner - Obstetrics/Gynecology 8921222480 Reassigns benefits to 3 organizations
I20260212001078 IN Practitioner - Obstetrics/Gynecology 8921222480 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
DRH Medical GroupGroup PAC ID 1456794866, 25 clinicians

Practice addresses (Care Compare)

Oakland, CA 94609
Phone (808) 808-2000

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
C194565CAMDObstetrics & Gynecology Physician
MD-19656HIMDObstetrics & Gynecology Physician
01093961AINMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Michael C Hoaglin, MD, Inc CurrentSince Oct 20, 2024 Accepting new patients
Obhg California, P.C. Obstetrics & Gynecology CurrentSince Apr 11, 2025 Accepting new patients
Multicare Health System Current Accepting new patients
Multicare Health System CurrentSince May 1, 2025 Accepting new patients
Multicare Health System CurrentSince May 1, 2025 Accepting new patients
What to Expect Care Medical, P.C. Obstetrics & Gynecology CurrentSince Dec 3, 2024 Accepting new patients
Iu Health Medical Group, LLC CurrentSince Jan 7, 2026 Accepting new patients
Obhg Oregon PC Obstetrics & Gynecology CurrentSince Jan 24, 2025 Accepting new patients
Iowa Physicians Clinic Medical Foundation Obesity Medicine CurrentSince Apr 7, 2025 Accepting new patients
DRH Medical Group CurrentSince Oct 20, 2024 Accepting new patients
Obhg Washington, PC Obstetrics & Gynecology CurrentSince Mar 9, 2025 Accepting new patients
St Luke's Methodist Hospital Current Accepting new patients
Allen Memorial Hospital Corporation Past Accepting new patients
What to Expect Care Medical of NJ and Ny, P.C. Obstetrics & Gynecology PastSince Oct 12, 2025 Accepting new patients
Temecula Valley OB GYN Medical Associates, Inc. Obstetrics & Gynecology Past Accepting new patients

Locations

400 30th St
Ste 407
Oakland, CA 94609
Phone (415) 735-6453

2261 Market St
San Francisco, CA 94114
Phone (213) 337-4615

1010 Murray Ave
Sn Luis Obisp, CA 93405
Phone (805) 546-7600

4480 Utica Ridge Rd
Ste 2230
Bettendorf, IA 52722
Phone (563) 742-5150

4480 Utica Ridge Rd
Ste 160
Bettendorf, IA 52722
Phone (563) 742-5950

146 W Dale St
Ste 102
Waterloo, IA 50703
Phone (319) 235-5050

1449 S Michigan Ave
Chicago, IL 60605
Phone (312) 292-9818

11725 Illinois St
Carmel, IN 46032
Phone (317) 617-4808

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

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

2825 E Barnett Rd
Medford, OR 97504
Phone (541) 282-6770

777 Lowndes Hill Rd
Bldg 1
Greenville, SC 29607
Phone (864) 908-3736

2021 Guadalupe St
Ste 260
Austin, TX 78705
Phone (202) 932-9958

202 N Division St
Auburn, WA 98001
Phone (253) 333-2562

34515 9th Ave S
Federal Way, WA 98003
Phone (253) 835-8100

4700 Point Fosdick Dr
Ste 104
Gig Harbor, WA 98335
Phone (253) 459-7590

222 State Ave N
Kent, WA 98030
Phone (253) 372-7680

2811 Tieton Dr
Yakima, WA 98902
Phone (509) 249-5210

Interoperability endpoints

  • Direct secure messaging: dkumar@direct.iuhealth.org
  • Direct secure messaging: dkumar1188068@direct.unitypoint.org
  • FHIR API: https://api.platform.athenahealth.com/21242/brand/1/csg/1/fhir/r4
  • Direct secure messaging: diana.kumar.1@26576.direct.athenahealth.com
  • Direct secure messaging: diana.trankumar@335000925634564.direct.elationemr.com

Organizations & group practices 16

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.

View all 16

NPI Registry JSON

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

{
    "created_epoch": "1308528000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770336000000",
    "number": "1124314083",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "250 N SHADELAND AVE",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462194959"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11725 ILLINOIS ST",
            "city": "CARMEL",
            "state": "IN",
            "postal_code": "460323008",
            "telephone_number": "317-688-5200"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 N Vineyard Blvd Ste A325",
            "address_purpose": "LOCATION",
            "city": "Honolulu",
            "state": "HI",
            "postal_code": "968173950",
            "country_code": "US",
            "telephone_number": "808-386-5180",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1010 Murray Ave",
            "address_purpose": "LOCATION",
            "city": "San Luis Obispo",
            "state": "CA",
            "postal_code": "934051806",
            "country_code": "US",
            "telephone_number": "864-908-3530",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KUMAR",
        "first_name": "DIANA",
        "middle_name": "TRAN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-06-20",
        "last_updated": "2026-02-06",
        "certification_date": "2026-02-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207QB0002X",
            "taxonomy_group": "",
            "desc": "Family Medicine, Obesity Medicine",
            "state": "IN",
            "license": "01093961A",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CA",
            "license": "C194565",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "IN",
            "license": "01093961A",
            "primary": true
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CO",
            "license": "DR.0052731",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "HI",
            "license": "MD-19656",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "DKUMAR@DIRECT.IUHEALTH.ORG",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "11725 ILLINOIS ST",
            "city": "CARMEL",
            "state": "IN",
            "country_code": "US",
            "postal_code": "460323008",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/interconnect-prodhim/wcf/epic.community.hie/xcpdrespondinggateways",
            "affiliation": "N",
            "endpointDescription": "Carequality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "94-1480 Moaniani St",
            "city": "Waipahu",
            "state": "HI",
            "country_code": "US",
            "postal_code": "967974632",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "DIANA",
            "last_name": "TRAN",
            "middle_name": "HONG",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Carmel, IN

Sources for this page

Verify at the official NPI Registry.