Madeline Rose Parker, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA66521 Issued in CA

Practice address

215 Lennon LN Ste 200
Walnut Creek, CA 94598-2543

Phone

(925) 685-4224

NPI assigned

Aug 18, 2023

Last updated

Apr 20, 2026By 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 2

Addresses

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2025

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Hospital & facility affiliations

• John Muir Medical Center - Walnut Creek Campus Hospital, Walnut Creek, CA, CCN 050180

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mparker239158@hpmg.direct-ci.net

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.

• Jiva Health, Inc

  • Internal Medicine Physician
  • Concord, CA
  • NPI 1285223552
  Medicare reassignment
• Jiva Health Primary Care

  • Family Medicine Physician
  • Concord, CA
  • NPI 1972560381
  NPD

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

• John Muir Health

  dba John Muir Health, Walnut Creek Medical Center

  • General Acute Care Hospital
  • Walnut Creek, CA
  • NPI 1740215219
  Care Compare affiliation

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

{
    "created_epoch": "1692316800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776643200000",
    "number": "1275316507",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1756 CARMEL DR APT 306",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945967217"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "215 LENNON LN STE 200",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982543",
            "telephone_number": "925-685-4224"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PARKER",
        "first_name": "MADELINE",
        "middle_name": "ROSE",
        "name_prefix": "Ms.",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-08-18",
        "last_updated": "2026-04-20",
        "certification_date": "2026-04-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "PA66521",
            "primary": true
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "CA",
            "license": "PA66521",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michael I. Park, MD
• Vivian Hanna Park, N.P.
• Yoon Kyul Park, PHARMD
• Grace Marion Parker-Guerrero, MA, AMFT
• Angel Kay Parker, M.D.
• Raean Parker
• Shakaira Parker
• Sanaya Lanae Parson
• Brenda Parsons, D.C.
• Sudharshan Parthasarathy, M.D.

• Physician Assistant in Walnut Creek, CA
• Providers in Walnut Creek, CA by specialty
• Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 20, 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.