Individual provider Active NPI

Ray Pak

  • Pain Medicine (Physical Medicine & Rehabilitation) Physician
  • New York, NY
National Provider Identifier
1831775451
Registry record updated Dec 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pain Medicine (Physical Medicine & Rehabilitation) PhysicianTaxonomy code 2081P2900X
License
340232 Issued in NY
Practice address
50 Water St
New York, NY 10004-6001
Phone
(646) 614-3035
NPI assigned
Mar 23, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 7, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pain Medicine (Physical Medicine & Rehabilitation) Physician 2081P2900X 340232 NY Primary

Addresses

Primary practice location

50 Water St
New York, NY 10004-6001

Mailing address

50 Water St
New York, NY 10004-6001

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
340232NYMDPain Medicine (Physical Medicine & Rehabilitation) Physician

Interoperability endpoints

  • Direct secure messaging: rpak388561@northwell.direct-ci.com
  • Direct secure messaging: rpak594473@nyumc.direct-ci.com

NPI Registry JSON

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

{
    "created_epoch": "1616457600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765065600000",
    "number": "1831775451",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "50 WATER ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100046001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "50 WATER ST",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100046001",
            "telephone_number": "646-614-3035"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PAK",
        "first_name": "RAY",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-23",
        "last_updated": "2025-12-07",
        "certification_date": "2025-12-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2081P2900X",
            "taxonomy_group": "",
            "desc": "Physical Medicine & Rehabilitation, Pain Medicine",
            "state": "NY",
            "license": "340232",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 7, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.