Mahmood Islam Siddique, D.O.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

25MB05852900 Issued in NJ

Practice address

31 E Darrah LN
Lawrenceville, NJ 08648-3763

Phone

(609) 587-9944

Fax

(609) 587-9955

NPI assigned

Oct 14, 2006

Last updated

Nov 29, 2025By 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 6

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in NJ

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

Internal MedicineAlso: Pulmonary Disease, Sleep Medicine

Education

Midwestern University, Chicago College of Osteopathic Med, 1991

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

91.16 of 100Reported as individual

Quality

100

Improvement activities

40

Cost

70.55

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

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.

• Sleep and Wellness Medical Associates

  • Internal Medicine Physician
  • Lawrenceville, NJ
  • NPI 1588804884

  Specialist

  Medicare reassignment NPD Authorized official
• Pulmonary Critical Care Sleep Associates PC

  • Sleep Medicine (Internal Medicine) Physician
  • Hamilton, NJ
  • NPI 1053401331
  Authorized official Same address or phone

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

{
    "created_epoch": "1160784000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764374400000",
    "number": "1700976073",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "31 E DARRAH LN",
            "city": "LAWRENCEVILLE",
            "state": "NJ",
            "postal_code": "086483763",
            "telephone_number": "609-587-9944",
            "fax_number": "609-587-9955"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "31 E DARRAH LN",
            "city": "LAWRENCEVILLE",
            "state": "NJ",
            "postal_code": "086483763",
            "telephone_number": "609-587-9944",
            "fax_number": "609-587-9955"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIDDIQUE",
        "first_name": "MAHMOOD",
        "middle_name": "ISLAM",
        "credential": "D.O.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-10-14",
        "last_updated": "2025-11-29",
        "certification_date": "2025-11-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "NJ",
            "license": "25MB05852900",
            "primary": false
        },
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "NJ",
            "license": "25MB05852900",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NJ",
            "license": "25MB05852900",
            "primary": true
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "NJ",
            "license": "25MB05852900",
            "primary": false
        },
        {
            "code": "208VP0000X",
            "taxonomy_group": "",
            "desc": "Pain Medicine, Pain Medicine",
            "state": "NJ",
            "license": "25MB05852900",
            "primary": false
        },
        {
            "code": "207RS0012X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Sleep Medicine",
            "state": "NJ",
            "license": "25MB05852900",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "5548608",
            "state": "NJ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Sheldon S. Berkman, DMD, PA
• John Joseph Shelmet, MD
• Serena Shipe, HAS
• Tracy J Shore, MSN,APN,CPNP
• Ajay K Shukla, PHARMD
• Sara Siddiqui
• Silver Pharma (Silver Pharmacy)
• Silver Pharma LLC (Silver Pharmacy)
• Deborah Silver, BCBA
• Robert Silverbrook, D.O.

• Internal Medicine Physician in Lawrenceville, NJ
• Providers in Lawrenceville, NJ by specialty
• Internal Medicine Physician in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 29, 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.