Individual provider Active NPI

Mark A Riddle, M.D.

  • Child & Adolescent Psychiatry Physician
  • Columbia, MD
National Provider Identifier
1316989304
Registry record updated Jul 21, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Child & Adolescent Psychiatry PhysicianTaxonomy code 2084P0804X
License
D0045696 Issued in MD
Practice address
5500 Knoll North Dr Ste 370
Columbia, MD 21045-2393
Phone
(410) 837-2050
Fax
(866) 629-0091
NPI assigned
Jun 12, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 21, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Child & Adolescent Psychiatry Physician 2084P0804X D0045696 MD Primary

Addresses

Primary practice location

5500 Knoll North Dr Ste 370
Columbia, MD 21045-2393

Mailing address

1111 N Charles St
Baltimore, MD 21201-5505
Phone (410) 837-2050

Other identifiers 1

IdentifierTypeStateIssuer
162501200MedicaidMD

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

NPI Registry JSON

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

{
    "created_epoch": "1150070400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1658361600000",
    "number": "1316989304",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1111 N CHARLES ST",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212015505",
            "telephone_number": "410-837-2050",
            "fax_number": "866-629-0091"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5500 KNOLL NORTH DR STE 370",
            "city": "COLUMBIA",
            "state": "MD",
            "postal_code": "210452393",
            "telephone_number": "410-837-2050",
            "fax_number": "866-629-0091"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RIDDLE",
        "first_name": "MARK",
        "middle_name": "A",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-06-12",
        "last_updated": "2022-07-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "MD",
            "license": "D0045696",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "162501200",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Columbia, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 2022; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.