Melissa Nastacio, PA-C

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

License

54679 Issued in CA

Practice address

2 Embarcadero Ctr Lbby Level
San Francisco, CA 94111-3823

Phone

(888) 663-6331

Fax

(415) 252-7176

NPI assigned

Sep 20, 2017

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

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

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Practice roles

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/24970/brand/1/csg/1/fhir/r4

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.

• Vital Urgent Care, Inc

  • Internal Medicine Physician
  • Laguna Woods, CA
  • NPI 1417371477
  Medicare reassignment
• Action Urgent Care Inc

  • Urgent Care Clinic/Center
  • San Jose, CA
  • NPI 1205186442
  NPD (past)

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

{
    "created_epoch": "1505865600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742169600000",
    "number": "1982113007",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1 EMBARCADERO CTR STE 1900",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941113723",
            "telephone_number": "415-658-6791"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2 EMBARCADERO CTR LBBY LEVEL",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941113823",
            "telephone_number": "888-663-6331",
            "fax_number": "415-252-7176"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1680 E Capitol Expy Ste 10",
            "address_purpose": "LOCATION",
            "city": "San Jose",
            "state": "CA",
            "postal_code": "951211839",
            "country_code": "US",
            "telephone_number": "408-645-7096",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NASTACIO",
        "first_name": "MELISSA",
        "name_prefix": "Ms.",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-09-20",
        "last_updated": "2025-03-17",
        "certification_date": "2025-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CA",
            "license": "54679",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nile Sennett Nash, RN, WHNP-BC, CNM
• Skye Simon Nashelsky
• Charlene J Nason, LCSW
• Shyon Nasrolahi, MD
• Jennifer E Nasser, LICENSED MFT
• Nataly Vilderman Dental Corp
• Natanya Marracino DMD, Inc
• Natasha a.E. Wong, Psy.D, Apc
• Nica Natavio
• Khadija I Natepe I, MD

• Medical Physician Assistant in San Francisco, CA
• Providers in San Francisco, CA by specialty
• Medical Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 17, 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.