Joo-Hye Park Dilly, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

A165121 Issued in CA

Practice address

300 Hillmont Ave Ste 302
Ventura, CA 93003-1651

Phone

(805) 652-6255

NPI assigned

Mar 28, 2018

Last updated

Oct 15, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in CA

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: joo-hye.dilly@ventura.cernerdirect.com

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.

• County of Ventura

  dba Ventura County Medical Center

  • General Acute Care Hospital
  • Ventura, CA
  • NPI 1629167457
  Medicare reassignment NPD
• County of Ventura

  dba VCBH - Oxnard Substance Use Services

  • Community/Behavioral Health Agency
  • Oxnard, CA
  • NPI 1447464136
  NPD
• County of Ventura

  dba VCBH - Simi Valley Youth & Family Mental Health

  • Community/Behavioral Health Agency
  • Simi Valley, CA
  • NPI 1609098243
  NPD
• County of Ventura

  dba Pediatric Diagnostic Center FQHC

  • Federally Qualified Health Center (FQHC)
  • Ventura, CA
  • NPI 1619118569
  NPD

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

{
    "created_epoch": "1522195200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760486400000",
    "number": "1295230563",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3400 DATA DR",
            "city": "RANCHO CORDOVA",
            "state": "CA",
            "postal_code": "956707956"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 HILLMONT AVE STE 302",
            "city": "VENTURA",
            "state": "CA",
            "postal_code": "930031651",
            "telephone_number": "805-652-6255"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1700 N Rose Ave Ste 280",
            "address_purpose": "LOCATION",
            "city": "Oxnard",
            "state": "CA",
            "postal_code": "930307645",
            "country_code": "US",
            "telephone_number": "805-384-8071",
            "fax_number": "805-278-6477",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DILLY",
        "first_name": "JOO-HYE",
        "middle_name": "PARK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-03-28",
        "last_updated": "2025-10-15",
        "certification_date": "2025-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A165121",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "joo-hye.dilly@ventura.cernerdirect.com",
            "affiliation": "N",
            "endpointDescription": "Cerner Direct Secure Email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Direct Information",
            "address_1": "300 Hillmont Ave Ste 302",
            "city": "Ventura",
            "state": "CA",
            "country_code": "US",
            "postal_code": "930031651",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Estela Diesfeld, MD
• Gerard Diesfeld
• Patrick Diesfeld, M.D.
• Dietz Regenerative Health Corporation (Stoked Regenerative Health)
• Austin Dillon III, RN
• Laurel Dinkler, PTA
• Sarah Dinkler, CNM, WHNP
• Brian Dinozo
• Daniel Andrew Diorio Jr., RN
• Jacqueline Faye Diskin

• Pediatrics Physician in Ventura, CA
• Providers in Ventura, CA by specialty
• Pediatrics Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 15, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.