Active NPI
Izabela Nowosielski, MD
- Hospitalist Physician
- Middletown, NY
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hospitalist Physician
- License
- 238966
- Practice address
- 707 E Main St
Middletown, NY 10940-2650 - Phone
- (845) 333-3370
- Fax
- (845) 333-3372
- NPI assigned
- May 25, 2006
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 25MA08103900 | NJ | |
| Hospitalist Physician | 208M00000X | 1016971 | MA | |
| Internal Medicine Physician | 207R00000X | 238966 | NY | |
| Hospitalist Physician | 208M00000X | 238966 | NY | Primary |
Addresses
Primary practice location
707 E Main St
Middletown, NY 10940-2650
Mailing address
707 E Main St
Middletown, NY 10940-2650
Phone (845) 333-3370
Other practice location 1
25 Highland Ave
Newburyport, MA 01950-3867
Phone (978) 463-1000
Other practice location 2
68 Harris Bushville Rd
Harris, NY 12742
Phone (845) 333-8484
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| PENDING 1ST CLAIM | Other | NY | RAILROAD MEDICARE |
| 02884619 | Medicaid | NY | |
| 1686229 | Other | NY | CIGNA |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | inowosielski33975@direct.garnethealth.org | Garnet Health Doctors PC |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NY, NJ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Hospitalist
- Education
- Other, 2003
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
41 Mall Rd
Burlington, MA 01805-0001
701 Edgewater Drive
Suite 420
Wakefield, MA 01880-6236
PO Box
New York, NY 10087
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.1 of 100
- Quality
- 61
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 72.76
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 238966 | NY | MD | Hospitalist Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Garnet Health Doctors PC | Current | Accepting new patients | |
| Medical Associates of Englewood, PC | Internal Medicine | Current | Accepting new patients |
| Garnet Health Medical Center | Past | Accepting new patients | |
| Englewood Medical Associates, Inc | Internal Medicine | Past | Accepting new patients |
| Englewood Medical Associates Inc | Past | Accepting new patients |
Locations
350 Engle St
Englewood, NJ 07631
Phone (201) 871-6073
24 Elm St
Ste 203
Harrington Pk, NJ 07640
Phone (201) 784-0123
707 E Main St
Middletown, NY 10940
Phone (845) 333-1000
38 Concord Rd
Monticello, NY 12701
Phone (845) 333-6500
Networks
- Healthfirst Medicare Network H1722
- Healthfirst Medicare Network H5989
- Healthfirst Medicare Network H3359
Interoperability endpoints
- inowosielski33975@direct.garnethealth.org
Organizations & group practices 5
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.
-
- General Practice Physician
- Middletown, NY
- NPI 1093138851
-
- Internal Medicine Physician
- Englewood, NJ
- NPI 1952681918
-
- General Acute Care Hospital
- Middletown, NY
- NPI 1609875772
-
- Specialist
- Englewood, NJ
- NPI 1447392162
-
- Family Medicine Physician
- Englewood, NJ
- NPI 1447389499
Internal Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1148515200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1787702400000",
"number": "1114973005",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "707 E MAIN ST",
"city": "MIDDLETOWN",
"state": "NY",
"postal_code": "109402650",
"telephone_number": "845-333-3370",
"fax_number": "845-333-3372"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "707 E MAIN ST",
"city": "MIDDLETOWN",
"state": "NY",
"postal_code": "109402650",
"telephone_number": "845-333-3370",
"fax_number": "845-333-3372"
}
],
"practiceLocations": [
{
"address_1": "25 Highland Ave",
"address_purpose": "LOCATION",
"city": "Newburyport",
"state": "MA",
"postal_code": "019503867",
"country_code": "US",
"telephone_number": "978-463-1000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "68 Harris Bushville Rd",
"address_purpose": "LOCATION",
"city": "Harris",
"state": "NY",
"postal_code": "12742",
"country_code": "US",
"telephone_number": "845-333-8484",
"fax_number": "845-794-5675",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "NOWOSIELSKI",
"first_name": "IZABELA",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-05-25",
"last_updated": "2026-08-26",
"certification_date": "2026-08-26",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NJ",
"license": "25MA08103900",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "MA",
"license": "1016971",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NY",
"license": "238966",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "NY",
"license": "238966",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "RAILROAD MEDICARE",
"identifier": "PENDING 1ST CLAIM",
"state": "NY"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "02884619",
"state": "NY"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CIGNA",
"identifier": "1686229",
"state": "NY"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "inowosielski33975@direct.garnethealth.org",
"affiliation": "Y",
"affiliationName": "Garnet Health Doctors PC",
"address_1": "707 E Main St",
"city": "Middletown",
"state": "NY",
"country_code": "US",
"postal_code": "109402650",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Middletown, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.