Justin Everett Kleiner, MD

Primary specialty

Orthopaedic Hand Surgery PhysicianTaxonomy code 207XS0106X

License

MD21368 Issued in RI

Practice address

300 Crossings Blvd
Warwick, RI 02886-2878

Phone

(401) 777-7000

NPI assigned

Mar 28, 2019

Sex

Male

Sole proprietor

No

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

Enrolled in MA

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

Specialty

Orthopedic Surgery

Education

Other, 2019

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: jkleiner117943@direct.bmc.masshiway.net

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.

• Boston Medical Center Corporation

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1346218294
  NPD

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

{
    "created_epoch": "1553731200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778630400000",
    "number": "1952862245",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 CROSSINGS BLVD",
            "city": "WARWICK",
            "state": "RI",
            "postal_code": "028862878",
            "telephone_number": "401-777-7000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 CROSSINGS BLVD",
            "city": "WARWICK",
            "state": "RI",
            "postal_code": "028862878",
            "telephone_number": "401-777-7000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KLEINER",
        "first_name": "JUSTIN",
        "middle_name": "EVERETT",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-28",
        "last_updated": "2026-05-13",
        "certification_date": "2026-05-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0106X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Hand Surgery",
            "state": "RI",
            "license": "MD21368",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Pauline King, LMHC
• Katherine Kinsella, ED.D, LMFT, LMHC
• Ethan H Kisch, M.D.
• Sara A Kitson
• Ethan Klausmeyer, PA-C
• Harley Klemola, M.S. BCBA
• Luke Klumpp, PA-C, AT
• Susanne M Knaack
• Erin Theresa Knapp, OTR/L
• Jessica E Knight, LICSW

• Orthopaedic Hand Surgery Physician in Warwick, RI
• Providers in Warwick, RI by specialty
• Orthopaedic Hand Surgery Physician in Rhode Island

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 13, 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.

Verify at the official NPI Registry.