Ingrid M Sherrill, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA-552 Issued in ME

Practice address

123 Medical Center Dr
Brunswick, ME 04011-2652

Phone

(207) 373-6000

Fax

(207) 373-6080

NPI assigned

Feb 6, 2006

Last updated

Jan 23, 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 1

Addresses

Other identifiers 2

Medicare fee-for-service enrollment

Enrolled in ME

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

George Washington University School of Medicine, 1997

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

MainehealthGroup PAC ID 7517860588, 2,616 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mainehealth Mid Coast Hospital Hospital, Brunswick, ME, CCN 200021

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/5857/brand/1/csg/1/fhir/r4
• Direct secure messaging: isherrill364113@direct.mmc.mainehealth.org

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.

• Mainehealth

  dba Mainehealth Behavioral Health

  • Psychiatric Hospital
  • Westbrook, ME
  • NPI 1790265502
  Medicare reassignment Care Compare group
• Bluewater Emergency Partners of Brunswick, LLC

  • Emergency Medicine Physician
  • Brunswick, ME
  • NPI 1043640204
  Medicare reassignment
• State of Maine

  dba Dorothea Dix Psychiatric Center

  • Psychiatric Hospital
  • Bangor, ME
  • NPI 1699776146
  Medicare reassignment
• Mainehealth

  dba MaineHealth Pharmacy Brighton Ave

  • Community/Retail Pharmacy
  • Portland, ME
  • NPI 1013868181
  NPD
• Mainehealth

  dba Maine Medical Partners Neurology

  • Neurology Physician
  • Scarborough, ME
  • NPI 1497052518
  NPD
• State of Maine

  dba Riverview Psychiatric Hospital

  • Psychiatric Hospital
  • Augusta, ME
  • NPI 1053319566
  NPD
• State of Maine

  dba Dorothea Dix Psychiatric Center Out Patient Services

  • Community/Behavioral Health Agency
  • Bangor, ME
  • NPI 1184020091
  NPD
• Martin's Point Health Care, Inc.

  • Family Medicine Physician
  • Portland, ME
  • NPI 1366474611

  Physician Assistant

  NPD (past)

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

• Mainehealth

  dba MaineHealth Mid Coast Hospital

  • General Acute Care Hospital
  • Brunswick, ME
  • NPI 1932164795
  Care Compare affiliation

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

{
    "created_epoch": "1139184000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769126400000",
    "number": "1659343408",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "123 MEDICAL CENTER DR",
            "city": "BRUNSWICK",
            "state": "ME",
            "postal_code": "040112652",
            "telephone_number": "207-373-6000",
            "fax_number": "207-373-6080"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "123 MEDICAL CENTER DR",
            "city": "BRUNSWICK",
            "state": "ME",
            "postal_code": "040112652",
            "telephone_number": "207-373-6000",
            "fax_number": "207-373-6080"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "22 Station Ave Ste 102",
            "address_purpose": "LOCATION",
            "city": "Brunswick",
            "state": "ME",
            "postal_code": "040112092",
            "country_code": "US",
            "telephone_number": "207-406-7500",
            "fax_number": "207-618-5674",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "108 Centre St",
            "address_purpose": "LOCATION",
            "city": "Bath",
            "state": "ME",
            "postal_code": "045302550",
            "country_code": "US",
            "telephone_number": "207-386-1800",
            "fax_number": "207-861-1801",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SHERRILL",
        "first_name": "INGRID",
        "middle_name": "M",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-02-06",
        "last_updated": "2026-01-23",
        "certification_date": "2026-01-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "ME",
            "license": "PA-552",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "312480099",
            "state": "ME"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "GROUP FEDERAL TAX ID",
            "identifier": "611454199",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Audrey Shaw, M.S.
• Nirvana P. Shaw, LCSW
• Shaws Supermarkets Inc (Shaws Pharmacy #0628)
• Erin Sheets, PH.D.
• Amber Shepherd, FNP-BC
• Heather Marie Shields, OTR
• Kevin W Shum, OD
• Alina Shumsky, PH.D.
• Doreen Muir Siddall, NP
• Charles Sifton, L.AC.

• Physician Assistant in Brunswick, ME
• Providers in Brunswick, ME by specialty
• Physician Assistant in Maine

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 23, 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.