NPIMap

Individual provider Active NPI

Thomas Josef Merkle, M.D.

  • Hospitalist Physician
  • Baltimore, MD
National Provider Identifier
1770786394
Registry record updated Aug 10, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
D70452 Issued in MD
Practice address
2200 Kernan Dr
Baltimore, MD 21207-6665
Phone
(410) 448-6834
Fax
(410) 448-6482
NPI assigned
Jun 10, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 10, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X D70452 MD Primary
Internal Medicine Physician 207R00000X D70452 MD

Addresses

Primary practice location

2200 Kernan Dr
Baltimore, MD 21207-6665

Mailing address

2200 Kernan Dr
Baltimore, MD 21207-6665
Phone (410) 448-6834

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100805000380 MD Practitioner - Internal MedicinePractitioner - Hospitalist 6709919160 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Hospitalist
Education
University of Maryland School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of Maryland Community Medical Group IncGroup PAC ID 3678472214, 446 clinicians
Mdics at Umroi, LLCGroup PAC ID 9638478019, 22 clinicians

Practice addresses (Care Compare)

2200 Kernan Dr
Gwynn Oak, MD 21207-6665
Phone (410) 448-2500

Hospital & facility affiliations

  • Umd Rehabilitation & Orthopaedic Institute Hospital, Baltimore, MD, CCN 210058
  • University of Maryland Medical Center Hospital, Baltimore, MD, CCN 210002
  • University of MD St Joseph Medical Center Hospital, Towson, MD, CCN 210063
  • Umd Upper Chesapeake Medical Center Hospital, Bel Air, MD, CCN 210049

Merit-based Incentive Payment System (MIPS)

Final score
97.02 of 100Reported as group
Quality
85.97
Improvement activities
40
Cost
93.82

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
D70452MDMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Maryland Community Medical Group, Inc. CurrentSince Jul 5, 2025 Accepting new patients
University of Maryland Community Medical Group, Inc. CurrentSince Jul 5, 2025 Accepting new patients
Mdics at Umroi, LLC Hospitalist CurrentSince Apr 1, 2016 Accepting new patients
Mdics at Anne Arundel LLC Hospitalist Past Accepting new patients
James Lawrence Kernan Hospital, Inc. Past Accepting new patients

Locations

301 Hospital Dr
Glen Burnie, MD 21061
Phone (410) 787-4565

900 Elkridge Landing Rd
Fl 2
Linthicum Heights, MD 21090
Phone (443) 462-5010

920 Elkridge Landing Rd
Fl 4
Linthicum Heights, MD 21090
Phone (443) 462-5010

2200 Kernan Dr
Woodlawn, MD 21207
Phone (410) 448-2500

Organizations & group practices 5

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.

Hospital & facility affiliations 4

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

NPI Registry JSON

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

{
    "created_epoch": "1181433600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1628553600000",
    "number": "1770786394",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2200 KERNAN DR",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212076665",
            "telephone_number": "410-448-6834",
            "fax_number": "410-448-6482"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2200 KERNAN DR",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212076665",
            "telephone_number": "410-448-6834",
            "fax_number": "410-448-6482"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERKLE",
        "first_name": "THOMAS",
        "middle_name": "JOSEF",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-06-10",
        "last_updated": "2021-08-10",
        "certification_date": "2021-08-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MD",
            "license": "D70452",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MD",
            "license": "D70452",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

Verify at the official NPI Registry.