Individual provider Active NPI

Shelby Taylor McLellan, DNP, ACNP-AG, CCRN

  • Acute Care Nurse Practitioner
  • Baltimore, MD
National Provider Identifier
1912763269
Registry record updated Sep 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
R216424 Issued in MD
Practice address
22 S Greene St
Baltimore, MD 21201-1590
Phone
(209) 606-2773
NPI assigned
Feb 26, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 16, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine Nurse Practitioner 363LC0200X R216424 MD
Acute Care Nurse Practitioner 363LA2100X R216424 MD Primary

Addresses

Primary practice location

22 S Greene St
Baltimore, MD 21201-1590

Mailing address

318 Hopkins Rd
Baltimore, MD 21212-1819

Medicare participation

Medicare enrollment files
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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20241008002119 MD Practitioner - Nurse Practitioner 0345771895 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
University of Maryland School of Medicine, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Shock Trauma Associates PAGroup PAC ID 6800882317, 258 clinicians

Practice addresses (Care Compare)

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

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
R216424MDMDAcute Care Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Shock Trauma Associates, P.a. CurrentSince Aug 19, 2024 Accepting new patients

Locations

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

Interoperability endpoints

  • Direct secure messaging: smurphy348519@direct.umm.edu

Organizations & group practices 1

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 1

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": "1708905600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789516800000",
    "number": "1912763269",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "318 HOPKINS RD",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212121819"
        },
        {
            "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": "212011590",
            "telephone_number": "209-606-2773"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCLELLAN",
        "first_name": "SHELBY",
        "middle_name": "TAYLOR",
        "credential": "DNP, ACNP-AG, CCRN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-02-26",
        "last_updated": "2026-09-16",
        "certification_date": "2026-09-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LC0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Critical Care Medicine",
            "state": "MD",
            "license": "R216424",
            "primary": false
        },
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "MD",
            "license": "R216424",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Baltimore, MD

Sources for this page

Verify at the official NPI Registry.