Individual provider Active NPI

Marc Judah Fishman, M.D.

  • Psychiatry Physician
  • Baltimore, MD
National Provider Identifier
1649317264
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
D0038913 Issued in MD
Practice address
3800 Frederick Avenue
NA
Baltimore, MD 21229-3618
Phone
(410) 233-1400
Fax
(410) 233-5583
NPI assigned
Jan 31, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 8

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction Medicine (Psychiatry & Neurology) Physician 2084A0401X D0038913 MD
Addiction Medicine (Psychiatry & Neurology) Physician 2084A0401X MD19227 DC
Psychiatry Physician 2084P0800X MD19227 DC
Psychiatry Physician 2084P0800X D0038913 MD Primary
Addiction Psychiatry Physician 2084P0802X D0038913 MD
Addiction Psychiatry Physician 2084P0802X MD19227 DC
Child & Adolescent Psychiatry Physician 2084P0804X D0038913 MD
Child & Adolescent Psychiatry Physician 2084P0804X MD19227 DC

Addresses

Primary practice location

3800 Frederick Avenue
NA
Baltimore, MD 21229-3618

Mailing address

3800 Frederick Avenue
NA
Baltimore, MD 21229
Phone (410) 233-1400

Other identifiers 1

IdentifierTypeStateIssuer
BF2501725 XF2501725OtherCONTROLLED SUBSTANCE REG

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)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MD19227DCMDAddiction Medicine (Psychiatry & Neurology) Physician
D0038913MDMDAddiction Psychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Frederick Health Hospital Inc Past Accepting new patients

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1170201600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1649317264",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3800 FREDERICK AVENUE",
            "address_2": "NA",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "21229",
            "telephone_number": "410-233-1400",
            "fax_number": "410-233-5583"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3800 FREDERICK AVENUE",
            "address_2": "NA",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212293618",
            "telephone_number": "410-233-1400",
            "fax_number": "410-233-5583"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FISHMAN",
        "first_name": "MARC",
        "middle_name": "JUDAH",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-01-31",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084A0401X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Addiction Medicine",
            "state": "MD",
            "license": "D0038913",
            "primary": false
        },
        {
            "code": "2084A0401X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Addiction Medicine",
            "state": "DC",
            "license": "MD19227",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "DC",
            "license": "MD19227",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MD",
            "license": "D0038913",
            "primary": true
        },
        {
            "code": "2084P0802X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Addiction Psychiatry",
            "state": "MD",
            "license": "D0038913",
            "primary": false
        },
        {
            "code": "2084P0802X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Addiction Psychiatry",
            "state": "DC",
            "license": "MD19227",
            "primary": false
        },
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "MD",
            "license": "D0038913",
            "primary": false
        },
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "DC",
            "license": "MD19227",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CONTROLLED SUBSTANCE REG",
            "identifier": "BF2501725 XF2501725",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

  • 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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.