Michael Jason Grushko, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

247707 Issued in NY

Practice address

1400 Pelham Pkwy S
Bronx, NY 10461-1197

Phone

(718) 918-5735

NPI assigned

May 6, 2008

Sex

Male

Sole proprietor

Yes

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

Cardiac ElectrophysiologyAlso: Cardiovascular Disease (Cardiology)

Education

Albert Einstein College of Medicine of Yeshiva University, 2005

Medicare assignment

May accept Medicare assignment

Group practices

Montefiore Medical CenterGroup PAC ID 3779496021, 2,809 clinicians

Physician Affiliate Group of New York PCGroup PAC ID 4688098833, 1,222 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Jacobi Medical Center Hospital, Bronx, NY, CCN 330127
• Lincoln Medical & Mental Health Center Hospital, Bronx, NY, CCN 330080
• Montefiore Medical Center Hospital, Bronx, NY, CCN 330059
• Queens Hospital Center Hospital, Jamaica, NY, CCN 330231

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

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

Interoperability endpoints

• Direct secure messaging: mgrushko840724@nychhc.direct-ci.com

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.

• Montefiore Medical Center

  • Anesthesiology Physician
  • Bronx, NY
  • NPI 1063525152

  Internal Medicine

  Medicare reassignment Care Compare group NPD
• Physician Affiliate Group of New York PC

  • Registered Dietitian
  • New York, NY
  • NPI 1013375526
  Medicare reassignment Care Compare group NPD
• Downtown Bronx Medical Associates PC

  • Emergency Medical Services (Emergency Medicine) Physician
  • Bronx, NY
  • NPI 1689618407
  Medicare reassignment NPD
• Montefiore Medical Center

  • Community/Retail Pharmacy
  • Bronx, NY
  • NPI 1194183715
  NPD
• New York City Health and Hospitals Corporation

  • General Acute Care Hospital
  • Bronx, NY
  • NPI 1679587679

  Internal Medicine

  NPD (past)

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

• Montefiore Medical Center

  • General Acute Care Hospital
  • Bronx, NY
  • NPI 1952476988
  Care Compare affiliation
• New York City Health and Hospitals Corporation

  • General Acute Care Hospital
  • Bronx, NY
  • NPI 1427063270
  Care Compare affiliation
• New York City Health and Hospitals Corporation

  • General Acute Care Hospital
  • Bronx, NY
  • NPI 1679587679
  Care Compare affiliation
• New York City Health and Hospitals Corporation

  • General Acute Care Hospital
  • Jamaica, NY
  • NPI 1801803903
  Care Compare affiliation

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

{
    "created_epoch": "1210032000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740009600000",
    "number": "1922274364",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "884 LONGACRE AVE",
            "city": "VALLEY STREAM",
            "state": "NY",
            "postal_code": "115813510",
            "telephone_number": "347-443-0974"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1400 PELHAM PKWY S",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104611197",
            "telephone_number": "718-918-5735"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "234 E 149th St",
            "address_purpose": "LOCATION",
            "city": "Bronx",
            "state": "NY",
            "postal_code": "104515504",
            "country_code": "US",
            "telephone_number": "347-443-0974",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GRUSHKO",
        "first_name": "MICHAEL",
        "middle_name": "JASON",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-05-06",
        "last_updated": "2025-02-20",
        "certification_date": "2025-02-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "NY",
            "license": "247707",
            "primary": false
        },
        {
            "code": "207RC0001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Clinical Cardiac Electrophysiology",
            "state": "NY",
            "license": "247707",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "247707",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Zariel Carmen Grullon, RD
• Zuleyka A Grullon, LCSW
• Andrei A Grun
• Deborah Grun, RN, FNP
• Gregory E Grunberg, MD
• Konrad Izumi Gruson, M.D.
• Katherine Grygierczyk, DDS
• Jie Gu
• Yeon Sook Gu
• Joseph Guadalupe

• Internal Medicine Physician in Bronx, NY
• Providers in Bronx, NY by specialty
• Internal Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 20, 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.