Timothy Mark McMahon

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

D0100466 Issued in MD

Practice address

1800 Orleans Street
Baltimore, MD 21264-5502

Phone

(410) 955-5000

NPI assigned

Mar 30, 2019

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, DC2 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

Diagnostic Radiology

Education

Other, 2019

Medicare assignment

May accept Medicare assignment

Group practices

Johns Hopkins UniversityGroup PAC ID 8921903147, 2,886 clinicians

Johns Hopkins UniversityGroup PAC ID 4981745098, 711 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Johns Hopkins Hospital, the Hospital, Baltimore, MD, CCN 210009
• Johns Hopkins Bayview Medical Center Hospital, Baltimore, MD, CCN 210029
• Northwest Hospital Center Hospital, Randallstown, MD, CCN 210040
• Meritus Medical Center Hospital, Hagerstown, MD, CCN 210001
• Greater Baltimore Medical Center Hospital, Baltimore, MD, CCN 210044

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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 and National Provider Directory roles.

• Johns Hopkins University

  • Body Imaging Physician
  • Baltimore, MD
  • NPI 1093796609

  DC, Diagnostic Radiology

  Medicare reassignment Care Compare group NPD
• Johns Hopkins University

  • Pain Medicine (Anesthesiology) Physician
  • Baltimore, MD
  • NPI 1922008549
  Medicare reassignment Care Compare group NPD
• Johns Hopkins University

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

  • Neurology Physician
  • MC Lean, VA
  • NPI 1598552226
  NPD

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

• Greater Baltimore Medical Center, Inc.

  • General Acute Care Hospital
  • Baltimore, MD
  • NPI 1255372397
  Care Compare affiliation
• Johns Hopkins Bayview Medical Center Inc

  • General Acute Care Hospital
  • Baltimore, MD
  • NPI 1790700904
  Care Compare affiliation
• Johns Hopkins Bayview Medical Center, Inc.

  • Chronic Disease Hospital
  • Baltimore, MD
  • NPI 1336251412
  Care Compare affiliation
• Meritus Medical Center Inc

  • General Acute Care Hospital
  • Hagerstown, MD
  • NPI 1942281266
  Care Compare affiliation
• Northwest Hospital Center, Inc.

  • General Acute Care Hospital
  • Randallstown, MD
  • NPI 1487695888
  Care Compare affiliation
• The Johns Hopkins Hospital

  • General Acute Care Hospital
  • Baltimore, MD
  • NPI 1578597993
  Care Compare affiliation

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

{
    "created_epoch": "1553904000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1721347200000",
    "number": "1467913442",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "600 N WOLFE STREET",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212642159",
            "telephone_number": "410-933-6423",
            "fax_number": "410-500-4266"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1800 ORLEANS STREET",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212645502",
            "telephone_number": "410-955-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "16 Guion Pl",
            "address_purpose": "LOCATION",
            "city": "New Rochelle",
            "state": "NY",
            "postal_code": "108015502",
            "country_code": "US",
            "telephone_number": "914-632-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MCMAHON",
        "first_name": "TIMOTHY",
        "middle_name": "MARK",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-30",
        "last_updated": "2024-07-19",
        "certification_date": "2024-07-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MD",
            "license": "D0100466",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Casey McMahon, MSN, CRNP, FNP-C
• Constance McMahon
• Erin McMahon
• Joyce McMahon, RN
• Meghan Eileen McMahon, M.D
• Abigail McManus, DPT
• Margaret Claire McManus, M.S.
• Kaja Johnson McMaster, PH.D.
• Brennan McMichael, MD
• Julia A McMillan, M.D.

• Diagnostic Radiology Physician in Baltimore, MD
• Providers in Baltimore, MD by specialty
• Diagnostic Radiology Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 19, 2024; 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.