NS Dennis M D Medical Corporation

Primary specialty

Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X

Legal business name

NS DENNIS M D MEDICAL CORPORATION

Practice address

330 S Magnolia Ave Ste 301
El Cajon, CA 92020-5224

Phone

(800) 395-9431

Fax

(888) 502-8290

NPI assigned

Dec 11, 2018

Organization subpart

No

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

Authorized official

Name

Dr. Niloufer Siddiqui Dennis, MDNPI 1124217690

Title

Owner/President

Phone

(858) 220-5199

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Niloufer Siddiqui Dennis, M.D.

  • Obstetrics & Gynecology Physician
  • El Cajon, CA
  • NPI 1124217690
  Medicare reassignment Authorized official

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

{
    "created_epoch": "1544486400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1775520000000",
    "number": "1841761269",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2717 RIDGEGATE ROW",
            "city": "LA JOLLA",
            "state": "CA",
            "postal_code": "920370915",
            "telephone_number": "858-220-5199",
            "fax_number": "888-588-4410"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "330 S MAGNOLIA AVE STE 301",
            "city": "EL CAJON",
            "state": "CA",
            "postal_code": "920205224",
            "telephone_number": "800-395-9431",
            "fax_number": "888-502-8290"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "NS DENNIS M D MEDICAL CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2018-12-11",
        "last_updated": "2026-04-07",
        "certification_date": "2026-04-07",
        "status": "A",
        "authorized_official_last_name": "DENNIS",
        "authorized_official_first_name": "NILOUFER",
        "authorized_official_middle_name": "SIDDIQUI",
        "authorized_official_title_or_position": "OWNER/PRESIDENT",
        "authorized_official_telephone_number": "858-220-5199",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Obstetrics & Gynecology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nancy Ann North
• Brett Norton
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• Krystl Armen Novak, MS, OTRL
• Danery Noyola
• Emily Nulton, REGISTERED DIETITIAN
• Isla Nunez
• Jose Martin Nuno, P.A.
• Darlene Nwagbuo
• Shannon O'Hagan, PT

• Obstetrics & Gynecology Physician in El Cajon, CA
• Providers in El Cajon, CA by specialty
• Obstetrics & Gynecology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 7, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.