Susannah Lynn Kerwin, ANP-BC

Primary specialty

Adult Health Nurse PractitionerTaxonomy code 363LA2200X

License

F305433-1 Issued in NY

Practice address

50 S Steele St Ste 950
Denver, CO 80209-2843

Phone

(347) 450-5892

Fax

(347) 321-7589

NPI assigned

Sep 1, 2010

Last updated

May 7, 2026By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other names 1

• Susannah Williams Former name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Opted out of Medicare

Yes, effective Oct 1, 2024 through Oct 1, 2026

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Emergence Health NP Adult Health PLLC

  • Primary Care Clinic/Center
  • New York, NY
  • NPI 1356118210
  NPD (past)

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

{
    "created_epoch": "1283299200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778112000000",
    "number": "1609183342",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "50 S STEELE ST STE 950",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802092843",
            "telephone_number": "347-450-5892",
            "fax_number": "347-321-7589"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "50 S STEELE ST STE 950",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802092843",
            "telephone_number": "347-450-5892",
            "fax_number": "347-321-7589"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "347 5th Ave Ste 1402-342",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100165010",
            "country_code": "US",
            "telephone_number": "646-849-2782",
            "fax_number": "646-349-0133",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "12 Main St Unit 857",
            "address_purpose": "LOCATION",
            "city": "Essex",
            "state": "CT",
            "postal_code": "064267040",
            "country_code": "US",
            "telephone_number": "646-849-2782",
            "fax_number": "646-349-0133",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KERWIN",
        "first_name": "SUSANNAH",
        "middle_name": "LYNN",
        "name_prefix": "Ms.",
        "credential": "ANP-BC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2010-09-01",
        "last_updated": "2026-05-07",
        "certification_date": "2026-05-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "NY",
            "license": "F305433-1",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "SUSANNAH",
            "last_name": "WILLIAMS",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Mary D Kershner
• Howard J Kerstein, M.D.
• Stanley J Kerstein, MD
• Robert C Kersten, MD
• Deborah Mendheim Kervin, RN
• Amid Keshavarzi, MD
• Barbara Marie Kessel, D.O.
• Brett Howard Kessler, DDS
• Gina Gualandi Kessler, DDS, MS
• Mark Kessler, DDS

• Adult Health Nurse Practitioner in Denver, CO
• Providers in Denver, CO by specialty
• Adult Health Nurse Practitioner in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 7, 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; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.