John Harrison Krystal, M.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

027473 Issued in CT

Practice address

950 Campbell Ave
151D
West Haven, CT 06516-2770

Phone

(203) 937-4790

Fax

(203) 937-3468

NPI assigned

Nov 1, 2006

Last updated

Aug 21, 2019By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: jkrystal3682@direct.ynhh.org

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Harvey L. Ruben,MD PC

  • Psychiatry Physician
  • Woodbridge, CT
  • NPI 1184744427
  NPD (past)

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

{
    "created_epoch": "1162339200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1566345600000",
    "number": "1336226240",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "119 MAPLEVALE DR",
            "city": "WOODBRIDGE",
            "state": "CT",
            "postal_code": "065251142",
            "telephone_number": "203-393-2604",
            "fax_number": "203-393-1086"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "950 CAMPBELL AVE",
            "address_2": "151D",
            "city": "WEST HAVEN",
            "state": "CT",
            "postal_code": "065162770",
            "telephone_number": "203-937-4790",
            "fax_number": "203-937-3468"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KRYSTAL",
        "first_name": "JOHN",
        "middle_name": "HARRISON",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-11-01",
        "last_updated": "2019-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "CT",
            "license": "027473",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jeffrey David Kravetz, M.D.
• Richard E Kravitz, M.D.
• Namrata Krishnan, MD, MBBS
• Susan Deborah Kruger, M.D.
• Dana Kruse, PHARMD
• Jamie Elizabeth Krzmarzick, FNP-BC
• Ryan Ku
• Caroline Theresa Kubiak, MD
• Ivanna Kudlachyk, APRN
• Jason Kudron, PHARM.D.

• Psychiatry Physician in West Haven, CT
• Providers in West Haven, CT by specialty
• Psychiatry Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 21, 2019; 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.