Individual provider Active NPI

Nataliya K Sostin, MD

  • Anatomic Pathology & Clinical Pathology Physician
  • Danbury, CT
National Provider Identifier
1487049540
Registry record updated Apr 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X
License
65148 Issued in CT
Practice address
24 Hospital Ave
Danbury, CT 06810-6099
Phone
(503) 332-4747
NPI assigned
Apr 5, 2015
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 8, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Blood Banking & Transfusion Medicine Physician 207ZB0001X 65148 CT
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X 65148 CT Primary

Addresses

Primary practice location

24 Hospital Ave
Danbury, CT 06810-6099

Mailing address

24 Hospital Ave
Danbury, CT 06810-6099
Phone (503) 332-4747

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20200831003265 CT Practitioner - Pathology 6608293014 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pathology
Education
Other, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Yale UniversityGroup PAC ID 9436061736, 2,632 clinicians

Practice addresses (Care Compare)

20 York St
New Haven, CT 06510-3220
Phone (203) 785-4638

Hospital & facility affiliations

  • Yale-New Haven Hospital Hospital, New Haven, CT, CCN 070022
  • Bridgeport Hospital Hospital, Bridgeport, CT, CCN 070010

Merit-based Incentive Payment System (MIPS)

Final score
87.36 of 100Reported as group
Quality
77.36
Promoting interoperability
100
Improvement activities
40
Cost
74.27

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Yale University CurrentSince Jul 1, 2020 Accepting new patients
Yale University CurrentSince Jul 1, 2020 Accepting new patients

Locations

24 Hospital Ave
Danbury, CT 06810
Phone (203) 739-7118

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

50 Division St
New Haven, CT 06511
Phone (203) 785-2140

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

Interoperability endpoints

  • Direct secure messaging: nsostin427361@direct.ynhh.org

Organizations & group practices 2

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 4

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": "1428192000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775606400000",
    "number": "1487049540",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "24 HOSPITAL AVE",
            "city": "DANBURY",
            "state": "CT",
            "postal_code": "068106099",
            "telephone_number": "503-332-4747"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "24 HOSPITAL AVE",
            "city": "DANBURY",
            "state": "CT",
            "postal_code": "068106099",
            "telephone_number": "503-332-4747"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOSTIN",
        "first_name": "NATALIYA",
        "middle_name": "K",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-04-05",
        "last_updated": "2026-04-08",
        "certification_date": "2026-04-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZB0001X",
            "taxonomy_group": "",
            "desc": "Pathology, Blood Banking & Transfusion Medicine",
            "state": "CT",
            "license": "65148",
            "primary": false
        },
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "CT",
            "license": "65148",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Danbury, CT

Sources for this page

Verify at the official NPI Registry.