Individual provider Active NPI

Kati S Sylvester, PA-C

  • Physician Assistant
  • Brunswick, ME
National Provider Identifier
1275601734
Registry record updated Dec 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA2611 Issued in ME
Practice address
22 Station Ave Ste 102
Brunswick, ME 04011-2092
Phone
(207) 406-7500
Fax
(207) 618-5674
NPI assigned
Dec 1, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 18, 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 PA2611 ME Primary
Physician Assistant 363A00000X 001865 CT
Medical Physician Assistant 363AM0700X 001865 CT

Addresses

Primary practice location

22 Station Ave Ste 102
Brunswick, ME 04011-2092

Mailing address

22 Station Ave Ste 102
Brunswick, ME 04011-2092
Phone (207) 406-7500

Other practice location 1

123 Medical Center Dr
Brunswick, ME 04011-2652
Phone (207) 373-6000

Other practice location 2

20 York Street
2nd Floor South Pavilion
New Haven, CT 06510
Phone (203) 747-5653

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT, CA, ME3 enrollments
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 3

Enrollment IDStateProvider typePAC IDDetails
I20070507000210 CT Practitioner - Physician Assistant 9830295906 Reassigns benefits to 1 organization
I20240404004169 CA Practitioner - Physician Assistant 9830295906 Reassigns benefits to 1 organization
I20250915001459 ME Practitioner - Physician Assistant 9830295906 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Yale University School of Medicine, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
MainehealthGroup PAC ID 7517860588, 2,616 clinicians

Practice addresses (Care Compare)

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

22 Station Ave
Brunswick, ME 04011-2092

Hospital & facility affiliations

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

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
001865CTMDMarriage & Family Therapist
PA2611MEMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Yale University CurrentSince Nov 28, 2011 Accepting new patients
Mainehealth CurrentSince Nov 1, 2025 Accepting new patients
Mainehealth CurrentSince Nov 1, 2025 Accepting new patients
Yale University CurrentSince Nov 28, 2011 Accepting new patients
Siskiyou Hospital, Inc. CurrentSince Feb 13, 2024 Accepting new patients
Waterbury Hospital Past Accepting new patients
Saint Raphael Faculty Physicians Physician Assistant Past Accepting new patients
Saint Raphael Faculty Physicians II Past Accepting new patients

Locations

444 Bruce St
Yreka, CA 96097
Phone (530) 841-6256

800 Howard Ave
New Haven, CT 06519
Phone (203) 785-2140

1450 Chapel St
New Haven, CT 06511
Phone (203) 789-3151

20 York St
North Haven, CT 06510
Phone (203) 688-2433

64 Robbins St
Waterbury, CT 06708
Phone (203) 573-7142

123 Medical Center Dr
Brunswick, ME 04011
Phone (207) 373-6800

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

Organizations & group practices 11

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1164931200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766016000000",
    "number": "1275601734",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "22 STATION AVE STE 102",
            "city": "BRUNSWICK",
            "state": "ME",
            "postal_code": "040112092",
            "telephone_number": "207-406-7500",
            "fax_number": "207-618-5674"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "22 STATION AVE STE 102",
            "city": "BRUNSWICK",
            "state": "ME",
            "postal_code": "040112092",
            "telephone_number": "207-406-7500",
            "fax_number": "207-618-5674"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "123 Medical Center Dr",
            "address_purpose": "LOCATION",
            "city": "Brunswick",
            "state": "ME",
            "postal_code": "040112652",
            "country_code": "US",
            "telephone_number": "207-373-6000",
            "fax_number": "207-373-6080",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "20 York Street",
            "address_2": "2nd Floor South Pavilion",
            "address_purpose": "LOCATION",
            "city": "New Haven",
            "state": "CT",
            "postal_code": "06510",
            "country_code": "US",
            "telephone_number": "203-747-5653",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SYLVESTER",
        "first_name": "KATI",
        "middle_name": "S",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-12-01",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "ME",
            "license": "PA2611",
            "primary": true
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CT",
            "license": "001865",
            "primary": false
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CT",
            "license": "001865",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Brunswick, ME

Sources for this page

Verify at the official NPI Registry.