Maria Yvonne Mulligan-Buckmiller, MD

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

343063 Issued in NY

Practice address

550 1St Ave
New York, NY 10016-6402

Phone

(212) 263-5506

NPI assigned

Apr 19, 2021

Last updated

May 11, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in MD, NY2 enrollments

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 2

Specialty

Emergency Medicine

Education

New York Medical College, 2021

Medicare assignment

May accept Medicare assignment

Group practices

Johns Hopkins UniversityGroup PAC ID 8921903147, 2,886 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Johns Hopkins Howard County Medical Center Hospital, Columbia, MD, CCN 210048

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mmulliganbuckmiller1372643@direct.hopkinsmedicine.org
• Direct secure messaging: mmulliganbuckmiller457172@nyumc.direct-ci.com

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.

• Johns Hopkins University

  dba Jhu - Anesthesia Pain MGMT

  • Pain Medicine (Anesthesiology) Physician
  • Baltimore, MD
  • NPI 1922008549
  Medicare reassignment Care Compare group NPD
• Bronxcare Health System

  • Internal Medicine Physician
  • Bronx, NY
  • NPI 1245390855
  Medicare reassignment
• Johns Hopkins University

  dba JHU - 4692 Millennium Drive - Physician

  • Ophthalmology Physician
  • Belcamp, MD
  • NPI 1376342774
  NPD
• Johns Hopkins University

  dba Jhu - Emergency Medicine

  • Emergency Medicine Physician
  • Baltimore, MD
  • NPI 1386631810
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Howard County General Hospital, Inc,

  dba Johns Hopkins Howard County Medical Center

  • General Acute Care Hospital
  • Columbia, MD
  • NPI 1144291899
  Care Compare affiliation

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

{
    "created_epoch": "1618790400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778457600000",
    "number": "1083295356",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1650 GRAND CONCOURSE",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104577679",
            "telephone_number": "718-992-7669"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "550 1ST AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100166402",
            "telephone_number": "212-263-5506"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5755 Cedar Ln",
            "address_purpose": "LOCATION",
            "city": "Columbia",
            "state": "MD",
            "postal_code": "210442912",
            "country_code": "US",
            "telephone_number": "410-740-7544",
            "fax_number": "410-740-7561",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1650 Grand Concourse",
            "address_purpose": "LOCATION",
            "city": "Bronx",
            "state": "NY",
            "postal_code": "104577679",
            "country_code": "US",
            "telephone_number": "718-992-7669",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MULLIGAN-BUCKMILLER",
        "first_name": "MARIA",
        "middle_name": "YVONNE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-04-19",
        "last_updated": "2026-05-11",
        "certification_date": "2026-05-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MD",
            "license": "D0103405",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NY",
            "license": "343063",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Milla Muller, M.S.N., CRNA
• Reilly Muller, LMHC, LPC, NCC
• Rhoannon Muller
• Sieglinde Maria Mullers, MD
• Mulligan Services Inc.
• John Patrick Mulligan, PA
• Kathleen Mulligan, MPT, MBA
• Kathleen Mulligan, MD
• Kirsty Mulligan, MD
• Mary P Mulligan

• Emergency Medicine Physician in New York, NY
• Providers in New York, NY by specialty
• Emergency Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 11, 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.