NPIMap

Individual provider Active NPI

Alishia Zyer, PA

  • Physician Assistant
  • Portland, ME
National Provider Identifier
1457027724
Registry record updated Dec 4, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA2286 Issued in ME
Practice address
335 Brighton Ave Ste 200
Portland, ME 04102-2362
Phone
(207) 662-8600
Fax
(207) 662-8668
NPI assigned
Aug 18, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 4, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X PA01351 RI
Physician Assistant 363A00000X PA2286 ME Primary
Surgical Physician Assistant 363AS0400X PA2286 ME

Addresses

Primary practice location

335 Brighton Ave Ste 200
Portland, ME 04102-2362

Mailing address

335 Brighton Ave Ste 200
Portland, ME 04102-2362
Phone (207) 662-8600

Other practice location 1

300 Crossings Blvd
Warwick, RI 02886-2878
Phone (401) 777-7000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in RI, ME2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20211215002295 RI Practitioner - Physician Assistant 5698166239 Reassigns benefits to 1 organization
I20230906002892 ME Practitioner - Physician Assistant 5698166239 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
MainehealthGroup PAC ID 7517860588, 2,616 clinicians
Central Maine Medical CenterGroup PAC ID 2567379563, 344 clinicians

Practice addresses (Care Compare)

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 885-9905

300 Main St
Lewiston, ME 04240-7027
Phone (207) 753-3900

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
85.02 of 100Reported as group
Quality
59.99
Promoting interoperability
99
Improvement activities
40
Cost
74.25

Merit-based Incentive Payment System (MIPS)

Final score
98.3 of 100Reported as group
Promoting interoperability
98
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
PA2286MEMDPhysician Assistant
PA01351RIMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Orthopedics Rhode Island, Inc Physician Assistant CurrentSince Nov 22, 2021 Accepting new patients
Rumford Hospital CurrentSince Jul 28, 2023 Accepting new patients
Central Maine Medical Center CurrentSince Jul 28, 2023 Accepting new patients
Mainehealth CurrentSince Feb 9, 2026 Accepting new patients
Central Maine Medical Center CurrentSince Jul 28, 2023 Accepting new patients
Bridgton Hospital CurrentSince Jul 28, 2023 Accepting new patients
Orthopedics Rhode Island, Inc CurrentSince Nov 22, 2021 Accepting new patients
Mainehealth CurrentSince Feb 9, 2026 Accepting new patients
Central Maine Medical Center Past Accepting new patients

Locations

10 Hospital Dr
Bridgton, ME 04009
Phone (207) 647-6000

12 High St
Ste 401
Lewiston, ME 04240
Phone (207) 795-2494

300 Main St
Lewiston, ME 04240
Phone (207) 795-2400

22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179

335 Brighton Ave
Ste 200
Portland, ME 04102
Phone (207) 662-8600

420 Franklin St
Rumford, ME 04276
Phone (207) 364-4581

588 Pawtucket Ave
Pawtucket, RI 02860
Phone (401) 722-2400

200 Crossings Blvd
Ste 310
Warwick, RI 02886

300 Crossings Blvd
Warwick, RI 02886
Phone (716) 208-1708

Interoperability endpoints

  • FHIR API: https://fhir-myrecord.cerner.com/r4/4517c430-03bf-4e32-b324-1387cc4e73f3/

Organizations & group practices 13

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.

View all 13

Hospital & facility affiliations 37

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

View all 37

NPI Registry JSON

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

{
    "created_epoch": "1629244800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764806400000",
    "number": "1457027724",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "335 BRIGHTON AVE STE 200",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041022362",
            "telephone_number": "207-662-8600",
            "fax_number": "207-662-8668"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "335 BRIGHTON AVE STE 200",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041022362",
            "telephone_number": "207-662-8600",
            "fax_number": "207-662-8668"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "300 Crossings Blvd",
            "address_purpose": "LOCATION",
            "city": "Warwick",
            "state": "RI",
            "postal_code": "028862878",
            "country_code": "US",
            "telephone_number": "401-777-7000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZYER",
        "first_name": "ALISHIA",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-08-18",
        "last_updated": "2025-12-04",
        "certification_date": "2025-12-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "RI",
            "license": "PA01351",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "ME",
            "license": "PA2286",
            "primary": true
        },
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "ME",
            "license": "PA2286",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portland, ME

Sources for this page

Verify at the official NPI Registry.