Individual provider Active NPI

Aaron J Johnson, MD

  • Orthopaedic Surgery Physician
  • Baltimore, MD
National Provider Identifier
1538420641
Registry record updated Jul 22, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
D85157 Issued in MD
Practice address
22 S Greene St
Baltimore, MD 21201-1544
Phone
(410) 448-6400
NPI assigned
Jun 5, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2019

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Trauma Physician 207XX0801X D85157 MD
Orthopaedic Surgery Physician 207X00000X D85157 MD Primary

Addresses

Primary practice location

22 S Greene St
Baltimore, MD 21201-1544

Mailing address

PO Box 980153
Richmond, VA 23298-0153
Phone (804) 628-2676

Other practice location 1

1250 E Marshall St # 980153
Richmond, VA 23298-5051
Phone (804) 628-2676

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20181031003127 MD Practitioner - Orthopedic Surgery 1951600121 Reassigns benefits to 3 organizations
I20251118001427 DC Practitioner - Orthopedic Surgery 1951600121 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
University of Maryland School of Medicine, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Meritus Medical Center IncGroup PAC ID 7113811795, shared by 8 NPIs, 730 clinicians
University of Maryland Orthopaedic Associates PAGroup PAC ID 0042108722, 68 clinicians
University of Maryland Community Medical Group IncGroup PAC ID 3678472214, 446 clinicians

Practice addresses (Care Compare)

11110 Medical Campus Rd
Hagerstown, MD 21742-6700

22 S Green St
Baltimore, MD 21201-1544
Phone (410) 328-6704

2200 Kernan Dr
Baltimore, MD 21207-6665
Phone (410) 328-6704

255 Hospital Dr
Suite 207
Glen Burnie, MD 21061-5801
Phone (410) 553-8170

Hospital & facility affiliations

  • University of Maryland Medical Center Hospital, Baltimore, MD, CCN 210002
  • University of MD Baltimore Washington Medical Center Hospital, Glen Burnie, MD, CCN 210043
  • University of MD Capital Region Medical Center Hospital, Upper Marlboro, MD, CCN 210003
  • Umd Rehabilitation & Orthopaedic Institute Hospital, Baltimore, MD, CCN 210058

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement49
Knee replacement38
Lower limb (leg) arthroscopy (minimally invasive joint repair)1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
D85157MDMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Maryland Community Medical Group, Inc. CurrentSince Nov 1, 2022 Accepting new patients
University of Maryland Community Medical Group, Inc. CurrentSince Nov 1, 2022 Accepting new patients
University of Maryland Orthopaedic Associates P a Orthopaedic Surgery CurrentSince Aug 19, 2019 Accepting new patients
University of Maryland Orthopaedic Trauma Associates, PA Orthopaedic Trauma CurrentSince Aug 25, 2018 Accepting new patients
University of Maryland Orthopaedic Associates PA Orthopaedic Surgery CurrentSince Aug 19, 2019 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients
University of Maryland Medical Center, LLC Past Accepting new patients

Locations

22 S Greene St
#N6W40
Baltimore, MD 21201

351 W Camden St
Fl 5
Baltimore, MD 21201
Phone (410) 328-6040

22 S Greene St
Baltimore, MD 21201
Phone (410) 328-5793

2540 Centreville Rd
Centreville, MD 21617
Phone (410) 758-4432

219 S Washington St
Easton, MD 21601

255 Hospital Dr
Ste 207
Glen Burnie, MD 21061
Phone (410) 443-8170

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

Interoperability endpoints

  • Direct secure messaging: ajohnson53122@direct.umm.edu

Organizations & group practices 7

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": "1338854400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1563753600000",
    "number": "1538420641",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 980153",
            "city": "RICHMOND",
            "state": "VA",
            "postal_code": "232980153",
            "telephone_number": "804-628-2676"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "22 S GREENE ST",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212011544",
            "telephone_number": "410-448-6400"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1250 E Marshall St # 980153",
            "address_purpose": "LOCATION",
            "city": "Richmond",
            "state": "VA",
            "postal_code": "232985051",
            "country_code": "US",
            "telephone_number": "804-628-2676",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "AARON",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-06-05",
        "last_updated": "2019-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XX0801X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Orthopaedic Trauma",
            "state": "MD",
            "license": "D85157",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "MD",
            "license": "D85157",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

Verify at the official NPI Registry.