NPIMap

Individual provider Active NPI

Christopher Somsook, DO

  • Family Medicine Physician
  • Lockport, NY
National Provider Identifier
1790286268
Registry record updated Aug 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
306370 Issued in NY
Practice address
521 East Ave
Lockport, NY 14094-3201
Phone
(716) 514-5644
NPI assigned
Feb 21, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 18, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 306370 NY Primary

Addresses

Primary practice location

521 East Ave
Lockport, NY 14094-3201

Mailing address

521 East Ave
Lockport, NY 14094-3201

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address csomsook516865@upmc.direct-ci.com

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20210806002628 NY Practitioner - HospitalistPractitioner - Family PracticePractitioner - Internal Medicine 4183028590 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Family Practice
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Great Lakes Physician Practice PCGroup PAC ID 6709007701, 143 clinicians
North Shore-Lij Medical PCGroup PAC ID 3375701568, 6,374 clinicians

Practice addresses (Care Compare)

207 Foote Ave
Jamestown, NY 14701-7077
Phone (716) 934-3641

270 Park Ave
Suite 1
Huntington, NY 11743-2787
Phone (631) 351-2219

Hospital & facility affiliations

  • NS/Lij HS Huntington Hospital Hospital, Huntington, NY, CCN 330045
  • Upmc Chautauqua at Wca Hospital, Jamestown, NY, CCN 330239
  • NYU Langone Hospitals Hospital, New York, NY, CCN 330214

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

Practice roles

OrganizationSpecialtyStatusNew patients
Westchester Medical Center Advanced Physician Services, PC CurrentSince Mar 5, 2023 Accepting new patients
St Josephs Medical PC Family Medicine CurrentSince Nov 8, 2021 Accepting new patients
North Medical PC Family Medicine Current Accepting new patients
North Shore-Lij Medical PC Family Medicine CurrentSince Sep 14, 2023 Accepting new patients
Jamestown Area Medical Associates, L.L.P. CurrentSince Jun 1, 1997 Accepting new patients
North Shore - Lij Medical PC CurrentSince Sep 14, 2023 Accepting new patients
Inpatient Medical Associates of New York PLLC CurrentSince Mar 7, 2023 Accepting new patients
Westchester Medical Center Advanced Physician Services PC CurrentSince Mar 5, 2023 Accepting new patients
Apogee Medical Group, New York, PC CurrentSince Jul 20, 2021 Accepting new patients
Great Lakes Physician Practice PC Family Medicine CurrentSince Jul 1, 2022 Accepting new patients
Huntington Hospital Association Past Accepting new patients
Huntington Hospital Association Past Accepting new patients

Locations

462 Grider St
Cheektowaga, NY 14215
Phone (716) 831-8612

270 Park Ave
Fl 1
Huntington, NY 11743
Phone (631) 351-2219

31 Sherman St
Ste 2400
Jamestown, NY 14701
Phone (814) 483-5306

207 Foote Ave
Jamestown, NY 14701
Phone (716) 487-0141

5100 W Taft Rd
Ste 2T
Liverpool, NY 13088
Phone (315) 744-1592

1111 Marcus Ave
Ste M04
New Hyde Park, NY 11042
Phone (585) 736-3650

160 N Midland Ave
Nyack, NY 10960
Phone (845) 348-2000

515 Main St
Olean, NY 14760
Phone (716) 373-2600

300 Community Dr
Plandome, NY 11030

301 Prospect Ave
Syracuse, NY 13203
Phone (315) 448-5111

95 Grasslands Rd
Valhalla, NY 10595
Phone (914) 493-2961

Networks

  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H1722
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H3359

Interoperability endpoints

  • Direct secure messaging: csomsook2386969@direct.trinity-health.org
  • Direct secure messaging: csomsook516865@upmc.direct-ci.com

Organizations & group practices 12

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 10

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": "1519171200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787011200000",
    "number": "1790286268",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "521 EAST AVE",
            "city": "LOCKPORT",
            "state": "NY",
            "postal_code": "140943201"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "521 EAST AVE",
            "city": "LOCKPORT",
            "state": "NY",
            "postal_code": "140943201",
            "telephone_number": "716-514-5644"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOMSOOK",
        "first_name": "CHRISTOPHER",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-02-21",
        "last_updated": "2026-08-18",
        "certification_date": "2021-08-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "NY",
            "license": "306370",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "csomsook516865@upmc.direct-ci.com",
            "affiliation": "N",
            "address_1": "600 Grant St",
            "address_2": "Floor 58",
            "city": "Pittsburgh",
            "state": "PA",
            "country_code": "US",
            "postal_code": "152192702",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Lockport, NY

Sources for this page

Verify at the official NPI Registry.