Steven Howard Diamond, M.D.

Primary specialty

Pediatric Hematology & Oncology PhysicianTaxonomy code 2080P0207X

License

MA050846 Issued in NJ

Practice address

30 Prospect Ave
Hackensack, NJ 07601-1914

Phone

(201) 996-5437

Fax

(201) 487-7340

NPI assigned

May 24, 2006

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

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: No
• Medical equipment: Yes
• Home health: No
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: steven.diamond@direct.hackensackmeridian.org
• FHIR API: https://fhir4.healow.com/fhir/r4/IHJHBD

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.

• Hackensack Meridian Health Medical Group - Specialty Care PC

  • Durable Medical Equipment & Medical Supplies
  • North Bergen, NJ
  • NPI 1215734199
  NPD
• Hackensack Meridian Health Medical Group - Specialty Care PC

  • Surgical Critical Care Physician
  • Red Bank, NJ
  • NPI 1215989249
  NPD

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

{
    "created_epoch": "1148428800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1679528764",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30 PROSPECT AVE",
            "city": "HACKENSACK",
            "state": "NJ",
            "postal_code": "076011914",
            "telephone_number": "201-996-5437",
            "fax_number": "201-487-7340"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "30 PROSPECT AVE",
            "city": "HACKENSACK",
            "state": "NJ",
            "postal_code": "076011914",
            "telephone_number": "201-996-5437",
            "fax_number": "201-487-7340"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DIAMOND",
        "first_name": "STEVEN",
        "middle_name": "HOWARD",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-24",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0207X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Hematology-Oncology",
            "state": "NJ",
            "license": "MA050846",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00571884",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• James Carlo Di Palma-Grisi, MD
• Emil Di Perna, RP
• Diagnostic Pathology Laboratories, PA
• Diamond Braces of Hackensack
• Jason Diamond, DDS MD
• Dianne Thomas MD LLC
• Brenda Diaz, RN, APN
• Christopher Samuel Diaz
• Michelle L Diaz, PA-C
• Breeana Dickson

• Pediatric Hematology & Oncology Physician in Hackensack, NJ
• Providers in Hackensack, NJ by specialty
• Pediatric Hematology & Oncology Physician in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.