Active NPI
Maya Koenig-Dzialowski, MD
- Psychiatry Physician
- Princeton, NJ
National Provider Identifier
1093161671
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatry Physician
- License
- 291056
- Practice address
- 44 Nassau St Ste 365
Princeton, NJ 08542-4511 - Phone
- (609) 619-0163
- Fax
- (609) 718-7523
- NPI assigned
- May 12, 2016
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatry Physician | 2084P0800X | 291056 | NY | Primary |
Addresses
Primary practice location
44 Nassau St Ste 365
Princeton, NJ 08542-4511
Mailing address
44 Nassau St Ste 365
Princeton, NJ 08542-4511
Phone (609) 619-0163
Other practice location 1
307 7th Avenue
Suite 1707
New York, NY 10001
Phone (609) 619-0163
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Sep 12, 2023 through Sep 12, 2027
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 291056 | NY | MD | Psychiatry Physician |
Interoperability endpoints
- mkoenigdzialowski677876@nychhc.direct-ci.com
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1463011200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1754697600000",
"number": "1093161671",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "44 NASSAU ST STE 365",
"city": "PRINCETON",
"state": "NJ",
"postal_code": "085424511",
"telephone_number": "609-619-0163",
"fax_number": "609-718-7523"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "44 NASSAU ST STE 365",
"city": "PRINCETON",
"state": "NJ",
"postal_code": "085424511",
"telephone_number": "609-619-0163",
"fax_number": "609-718-7523"
}
],
"practiceLocations": [
{
"address_1": "307 7th Avenue",
"address_2": "Suite 1707",
"address_purpose": "LOCATION",
"city": "New York",
"state": "NY",
"postal_code": "10001",
"country_code": "US",
"telephone_number": "609-619-0163",
"fax_number": "609-718-7523",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KOENIG-DZIALOWSKI",
"first_name": "MAYA",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2016-05-12",
"last_updated": "2025-08-09",
"certification_date": "2025-08-09",
"status": "A"
},
"taxonomies": [
{
"code": "2084P0800X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Psychiatry",
"state": "NY",
"license": "291056",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Princeton, NJ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 9, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.