Michael A Nicolas, NP

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

95017723 Issued in CA

Practice address

2501 E Chapman Ave Ste 107C
Fullerton, CA 92831-3132

Phone

(562) 304-5150

Fax

(562) 317-1073

NPI assigned

Jun 6, 2017

Sex

Male

Sole proprietor

Yes

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

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

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.

• Psychiatric Behavioral Nursing Corporation

  • Psychiatric/Mental Health Nurse Practitioner
  • Fullerton, CA
  • NPI 1457202335
  Medicare reassignment NPD Authorized official
• Grow Healthcare Group PC

  • Mental Health Counselor
  • San Jose, CA
  • NPI 1154994846
  Medicare reassignment
• Psychiatric Behavioral Wellness

  • Psychiatric/Mental Health Nurse Practitioner
  • Rowland Hghts, CA
  • NPI 1629933924
  NPD
• Ocean Pearl Healing, Inc.

  • Psychiatry Physician
  • Buena Park, CA
  • NPI 1710851308
  NPD (past)

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

{
    "created_epoch": "1496707200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776470400000",
    "number": "1497284202",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2501 E CHAPMAN AVE STE 107C",
            "city": "FULLERTON",
            "state": "CA",
            "postal_code": "928313132",
            "telephone_number": "562-304-5150",
            "fax_number": "562-317-1073"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2501 E CHAPMAN AVE STE 107C",
            "city": "FULLERTON",
            "state": "CA",
            "postal_code": "928313132",
            "telephone_number": "562-304-5150",
            "fax_number": "562-317-1073"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NICOLAS",
        "first_name": "MICHAEL",
        "middle_name": "A",
        "credential": "NP",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2017-06-06",
        "last_updated": "2026-04-18",
        "certification_date": "2026-04-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "CA",
            "license": "95017723",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "CA",
            "license": "95079457",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nancy Nan Ni, R.N.
• Stephen Howard Nicholas, PT
• Ashley M Nichols
• Kimberly J Nichols
• Tracy Nickloff, LCSW
• Larissa Niessen, MS CCC-SLP/L
• Holly Nikirk
• Nilar Thein DDS a Professional Corporation
• Mark Nili
• Maria Carmen Nino

• Psychiatric/Mental Health Nurse Practitioner in Fullerton, CA
• Providers in Fullerton, CA by specialty
• Psychiatric/Mental Health Nurse Practitioner in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 18, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.