Individual provider Active NPI

Jessica Ashley Chamish, MD

  • Pediatrics Physician
  • Croton on Hudson, NY
National Provider Identifier
1700311149
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
302954 Issued in NY
Practice address
35 S Riverside Ave Ste 101
Croton on Hudson, NY 10520-2654
Phone
(914) 271-2400
NPI assigned
Apr 24, 2017
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 302954 NY Primary
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

35 S Riverside Ave Ste 101
Croton on Hudson, NY 10520-2654

Mailing address

2649 Strang Blvd Ste 304
Yorktown Heights, NY 10598-2938

Other practice location 1

111 Michigan Ave NW
Washington, DC 20010-2916
Phone (202) 476-3670

Other practice location 2

2507 South Rd
Poughkeepsie, NY 12601-5458
Phone (845) 471-3111

Electronic endpoints 3

TypeEndpointUseAffiliation
Direct Messaging Address iaa9024@direct.nyp.org Direct
FHIR URL https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Health Information Exchange (HIE)
FHIR URL https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/ Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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
I20200810001747 NY Practitioner - Pediatric Medicine 8628493509 Reassigns benefits to 2 organizations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Optum Medical Care, P.C. CurrentSince Aug 31, 2020 Accepting new patients
Optum Medical Care, P.C. CurrentSince Aug 31, 2020 Accepting new patients
The Westchester Medical Practice, PC PastSince May 26, 2026 Accepting new patients
The Westchester Medical Practice, PC PastSince May 26, 2026 Accepting new patients

Locations

35 S Riverside Ave
Ste 101
Croton on Hudson, NY 10520
Phone (914) 271-2400

90 S Bedford Rd
Mount Kisco, NY 10549
Phone (914) 242-1050

110 S Bedford Rd
Mount Kisco, NY 10549
Phone (763) 910-9192

2507 South Rd
Poughkeepsie, NY 12601
Phone (845) 471-2287

Philadelphia, PA 19195

Interoperability endpoints

  • Direct secure messaging: jchamish143622@direct.optum.com

Organizations & group practices 4

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.

NPI Registry JSON

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

{
    "created_epoch": "1492992000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1700311149",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2649 STRANG BLVD STE 304",
            "city": "YORKTOWN HEIGHTS",
            "state": "NY",
            "postal_code": "105982938"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "35 S RIVERSIDE AVE STE 101",
            "city": "CROTON ON HUDSON",
            "state": "NY",
            "postal_code": "105202654",
            "telephone_number": "914-271-2400"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "111 Michigan Ave NW",
            "address_purpose": "LOCATION",
            "city": "Washington",
            "state": "DC",
            "postal_code": "200102916",
            "country_code": "US",
            "telephone_number": "202-476-3670",
            "fax_number": "202-476-4741",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2507 South Rd",
            "address_purpose": "LOCATION",
            "city": "Poughkeepsie",
            "state": "NY",
            "postal_code": "126015458",
            "country_code": "US",
            "telephone_number": "845-471-3111",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHAMISH",
        "first_name": "JESSICA",
        "middle_name": "ASHLEY",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-04-24",
        "last_updated": "2026-07-13",
        "certification_date": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "NY",
            "license": "302954",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "iaa9024@direct.nyp.org",
            "affiliation": "N",
            "endpointDescription": "direct address",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "direct address",
            "address_1": "35 S Riverside Ave Ste 101",
            "city": "Croton ON Hudson",
            "state": "NY",
            "country_code": "US",
            "postal_code": "105202654",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "N",
            "endpointDescription": "FHIR",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "FHIR",
            "address_1": "35 S Riverside Ave Ste 101",
            "city": "Croton ON Hudson",
            "state": "NY",
            "country_code": "US",
            "postal_code": "105202654",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/",
            "affiliation": "N",
            "endpointDescription": "FHIR",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "FHIR",
            "address_1": "35 S Riverside Ave Ste 101",
            "city": "Croton ON Hudson",
            "state": "NY",
            "country_code": "US",
            "postal_code": "105202654",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Croton on Hudson, NY

Sources for this page

Verify at the official NPI Registry.