Brett I. Greenberger, M.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

DO061072 Issued in MD

Practice address

8820 Columbia 100 Pkwy Ste 201
Columbia, MD 21045-2143

Phone

(443) 546-4000

Fax

(443) 546-4005

NPI assigned

Jan 5, 2006

Last updated

Feb 13, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in MD

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

Psychiatry

Education

Boston University School of Medicine, 2001

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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.

• Collaborative Counseling TMS

  • Child & Adolescent Psychiatry Physician
  • Columbia, MD
  • NPI 1942777305
  Medicare reassignment NPD Authorized official
• Frederick Health Hospital Inc

  dba Frederick Health Hospital

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)

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

{
    "created_epoch": "1136419200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770940800000",
    "number": "1073591558",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8820 COLUMBIA 100 PKWY STE 201",
            "city": "COLUMBIA",
            "state": "MD",
            "postal_code": "210452143",
            "telephone_number": "443-546-4000",
            "fax_number": "443-546-4005"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8820 COLUMBIA 100 PKWY STE 201",
            "city": "COLUMBIA",
            "state": "MD",
            "postal_code": "210452143",
            "telephone_number": "443-546-4000",
            "fax_number": "443-546-4005"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GREENBERGER",
        "first_name": "BRETT",
        "middle_name": "I.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-05",
        "last_updated": "2026-02-13",
        "certification_date": "2026-02-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MD",
            "license": "DO061072",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mary Green, RN, IBCLC
• Maya Green, MSOTR/L
• Maya J Green
• Nhamiyia Green
• Maxina Greenberg, DDS
• Emily Rachel Greenberger, LCSW-C
• Shayna Mayah Greenblatt
• Briana Tyler Greene
• Terra C Greene, MSN, RN
• Sade Greenfield, PHARM.D, RPH

• Psychiatry Physician in Columbia, MD
• Providers in Columbia, MD by specialty
• Psychiatry Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 13, 2026; 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.