William Nichols

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

069188-23 Issued in NH

Practice address

30 Magnolia LN
Exeter, NH 03833-2526

Phone

(603) 772-2710

NPI assigned

Mar 1, 2023

Sex

Male

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 NH

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

Nurse Practitioner

Education

Other, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Seacoast Mental Health Center IncGroup PAC ID 0749240208, 45 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Exeter Hospital Inc Hospital, Exeter, NH, CCN 300023

Medicare enrollment (NPD)

Enrolled

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.

• Seacoast Mental Health Center, Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Portsmouth, NH
  • NPI 1013092857
  Medicare reassignment Care Compare group NPD

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

• Exeter Hospital Inc

  • General Acute Care Hospital
  • Exeter, NH
  • NPI 1437158433
  Care Compare affiliation

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

{
    "created_epoch": "1677628800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762905600000",
    "number": "1174222848",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30 MAGNOLIA LN",
            "city": "EXETER",
            "state": "NH",
            "postal_code": "038332526",
            "telephone_number": "603-772-2710"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "30 MAGNOLIA LN",
            "city": "EXETER",
            "state": "NH",
            "postal_code": "038332526",
            "telephone_number": "603-772-2710"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NICHOLS",
        "first_name": "WILLIAM",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-03-01",
        "last_updated": "2025-11-12",
        "certification_date": "2025-11-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "NH",
            "license": "069188-23",
            "primary": true
        },
        {
            "code": "163WM0705X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Medical-Surgical",
            "state": "NH",
            "license": "069188-21",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Newfields
• Melanee Mary Newman-Fisher, PT, DPT
• Nhoms, PLLC (Nhoms)
• Alex J Nichols, AUD
• Tina Nichols
• Robert T Nicoll, DDS
• Eugene Joseph Niedzielski, DDS
• Emily P.R. Nields, DO
• Nightwater Health of New Hampshire Inc
• Nightwater Health, Inc

• Psychiatric/Mental Health Nurse Practitioner in Exeter, NH
• Providers in Exeter, NH by specialty
• Psychiatric/Mental Health Nurse Practitioner in New Hampshire

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 12, 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.
• 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.