James a Simon, MD, PC

Primary specialty

Gynecology PhysicianTaxonomy code 207VG0400X

License

11875 Issued in DC

Legal business name

JAMES A SIMON, MD, PC

Practice address

1850 M St NW
Suite 450
Washington, DC 20036-5803

Phone

(202) 293-1000

Fax

(202) 463-6150

NPI assigned

Dec 12, 2006

Organization subpart

No

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

Authorized official

Name

Dr. James Alan Simon, MD

Title

Medical Director

Phone

(202) 293-1000

Specialties & licenses 4

Addresses

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Practitioners 3

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

• Carol Jean Mack, P.A.-C

  • Physician Assistant
  • Washington, DC
  • NPI 1235207366
  NPD (past)
• Lucy Davies Treene, PA-C

  • Physician Assistant
  • Washington, DC
  • NPI 1164580262
  NPD (past)
• Rachel Ghaman

  • Physician Assistant
  • Rockville, MD
  • NPI 1821577412
  NPD (past)

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

{
    "created_epoch": "1165881600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1922169408",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1850 M ST NW",
            "address_2": "SUITE 450",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200365803",
            "telephone_number": "202-293-1000",
            "fax_number": "202-463-6150"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1850 M ST NW",
            "address_2": "SUITE 450",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200365803",
            "telephone_number": "202-293-1000",
            "fax_number": "202-463-6150"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "JAMES A SIMON, MD, PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-12-12",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "SIMON",
        "authorized_official_first_name": "JAMES",
        "authorized_official_middle_name": "ALAN",
        "authorized_official_title_or_position": "MEDICAL DIRECTOR",
        "authorized_official_telephone_number": "202-293-1000",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207VE0102X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Obstetrics & Gynecology, Reproductive Endocrinology",
            "state": "DC",
            "license": "11875",
            "primary": false
        },
        {
            "code": "207VG0400X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Obstetrics & Gynecology, Gynecology",
            "state": "DC",
            "license": "11875",
            "primary": true
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Physician Assistant",
            "state": "DC",
            "license": "11875",
            "primary": false
        },
        {
            "code": "363LW0102X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Nurse Practitioner, Women's Health",
            "state": "DC",
            "license": "11875",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Maryam Ibrahim Noosa Jamel, M.D.
• Melba Jamero, NP-C
• Deandra Jamerson, MD
• Denize K Jamerson
• James a D'Orta MD PC
• James B. Arnold, PH.D., PLLC
• James C Cobey MD PC
• James H. Mintzer, DPM PC
• James L. Berge, DDS, PC
• James L. Davis, M.D. P.C.

• Gynecology Physician in Washington, DC
• Providers in Washington, DC by specialty
• Gynecology Physician in District of Columbia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• 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.