Individual provider Active NPI

Taj M Deen, MD

  • Psychiatry Physician
  • New York, NY
National Provider Identifier
1407896186
Registry record updated Mar 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
196894 Issued in NY
Practice address
109 W 27TH St RM 5S
New York, NY 10001-6208
Phone
(917) 634-5311
Fax
(888) 815-3583
NPI assigned
Jun 8, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 10, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X 196894 NY Primary

Addresses

Primary practice location

109 W 27TH St RM 5S
New York, NY 10001-6208

Mailing address

31 Bonaventure Ave
Ardsley, NY 10502-2103
Phone (914) 484-4493

Other practice location 1

1 W Winter St.
Suite 200 (Private Office 418)
Delaware,, OH 43015
Phone (833) 351-8255

Other practice location 2

680 American Ave
King Of Prussia, PA 19406-4023
Phone (833) 351-8255

Other identifiers 1

IdentifierTypeStateIssuer
01847272MedicaidNY

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
I20040317000486 NY Practitioner - Psychiatry 7911897616 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
Other, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Westchester Medical Center Advanced Physician Services PC 879 clinicians
MCCD Psychiatry Services PLLC 206 clinicians

Practice addresses (Care Compare)

100 Woods Rd
Valhalla, NY 10595-1530
Phone (914) 909-9018

109 W 27TH St
5S
New York, NY 10001-6208
Phone (833) 351-8255

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as group

National Provider Directory

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

Practice roles (6 of 10)

OrganizationSpecialtyStatusNew patients
Westchester Medical Center Advanced Physician Services, PC CurrentSince Nov 22, 2009 Accepting new patients
MCCD Psychiatry Services PLLC Psychiatry CurrentSince Feb 7, 2026 Accepting new patients
Westchester Medical Center Advanced Physician Services PC CurrentSince Nov 22, 2009 Accepting new patients
Westchester County Health Care Corp Past Accepting new patients
Westchester Faculty Psychological Associates PC Past Accepting new patients
Westchester County Health Care Corporation Past Accepting new patients

Locations

19 Bradhurst Ave
Ste 3100N
Hawthorne, NY 10532
Phone (914) 231-8373

109 W 27th St
Rm 5S
New York, NY 10001
Phone (332) 230-4572

109 W 27th St
#55
New York, NY 10001

95 Grasslands Rd
Valhalla, NY 10595
Phone (914) 493-2961

100 Woods Rd
Valhalla, NY 10595
Phone (914) 490-7000

95 Grasslands Rd
#N326
Valhalla, NY 10595
Phone (914) 493-7124

Networks

  • Healthfirst Medicare Network H3359
  • Healthfirst Medicare Network H1722
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H5989

Interoperability endpoints

  • Direct secure messaging: tdeen839122@nychhc.direct-ci.com

Organizations & group practices 6

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": "1149724800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773100800000",
    "number": "1407896186",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "31 BONAVENTURE AVE",
            "city": "ARDSLEY",
            "state": "NY",
            "postal_code": "105022103",
            "telephone_number": "914-484-4493"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "109 W 27TH ST RM 5S",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100016208",
            "telephone_number": "917-634-5311",
            "fax_number": "888-815-3583"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1 W Winter St.",
            "address_2": "Suite 200 (Private Office 418)",
            "address_purpose": "LOCATION",
            "city": "Delaware,",
            "state": "OH",
            "postal_code": "43015",
            "country_code": "US",
            "telephone_number": "833-351-8255",
            "fax_number": "888-815-3583",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "680 American Ave",
            "address_purpose": "LOCATION",
            "city": "King Of Prussia",
            "state": "PA",
            "postal_code": "194064023",
            "country_code": "US",
            "telephone_number": "833-351-8255",
            "fax_number": "888-815-3583",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DEEN",
        "first_name": "TAJ",
        "middle_name": "M",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-08",
        "last_updated": "2026-03-10",
        "certification_date": "2026-03-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "NY",
            "license": "196894",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01847272",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.