Matthew John Grujich, MD

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

312560 Issued in NY

Practice address

1 Gustave L Levy PL
New York, NY 10029-6504

Phone

(240) 751-3932

NPI assigned

Mar 29, 2016

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

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

Specialty

Anesthesiology

Education

Other, 2016

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Hospital & facility affiliations

• Long Island Jewish Medical Center Hospital, New Hyde Park, NY, CCN 330195

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

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

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.

• North American Partners in Anesthesia LLP

  • Anesthesiology Physician
  • Melville, NY
  • NPI 1649264706
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Long Island Jewish Medical Center

  • General Acute Care Hospital
  • New Hyde Park, NY
  • NPI 1285641514
  Care Compare affiliation

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

{
    "created_epoch": "1459209600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760486400000",
    "number": "1710340799",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "990 CORPORATE DR APT 333",
            "city": "WESTBURY",
            "state": "NY",
            "postal_code": "115906719",
            "telephone_number": "240-751-3932"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 GUSTAVE L LEVY PL",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100296504",
            "telephone_number": "240-751-3932"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRUJICH",
        "first_name": "MATTHEW",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-03-29",
        "last_updated": "2025-10-15",
        "certification_date": "2025-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "OH",
            "license": "35.154792",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NY",
            "license": "312560",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Diana Rachel Gruenstein, MD
• Steven Gruenstein, M.D.
• Kirsten Mary Grueter
• Lauren Brooke Gruffi, MD
• Thomas Robert Gruffi, M.D.
• Diana Grullon Tavares
• Clarissa Antonia Grullon, BA, MA
• Genesis Grullon, RN, NP
• Gissel Grullon, OTR/L
• Lianne Grullon, LMSW

• Anesthesiology Physician in New York, NY
• Providers in New York, NY by specialty
• Anesthesiology Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 15, 2025; 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.