Individual provider Active NPI

Marc Addison Callender, M.D.

  • Pediatrics Physician
  • Annapolis, MD
National Provider Identifier
1578736682
Registry record updated Dec 8, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
21906 Issued in MD
Practice address
2001 Medical Pkwy
Annapolis, MD 21401-3280
Phone
(443) 481-6968
Fax
(443) 481-6322
NPI assigned
Apr 9, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 8, 2013

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 21906 MD Primary

Addresses

Primary practice location

2001 Medical Pkwy
Annapolis, MD 21401-3280

Mailing address

PO Box 12622
Belfast, ME 04915-4017
Phone (443) 481-6482

Other identifiers 1

IdentifierTypeStateIssuer
Y1220012OtherCAREFIRST

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250909000625 MD Practitioner - Pediatric Medicine 8022510973 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pediatric Medicine
Education
Johns Hopkins University School of Medicine, 2008
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

900 Elkridge Landing Rd
Linthicum, MD 21090-2924

PO Box
Suite 778
Easton, MD 21601

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
21906MDMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
University of Maryland St. Joseph Medical Group, LLC CurrentSince Aug 1, 2025 Accepting new patients
University of Maryland St. Joseph Medical Group, LLC Current Accepting new patients

Locations

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

7601 Osler Dr
Towson, MD 21204
Phone (410) 337-1150

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1207699200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1386460800000",
    "number": "1578736682",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 12622",
            "city": "BELFAST",
            "state": "ME",
            "postal_code": "049154017",
            "telephone_number": "443-481-6482",
            "fax_number": "443-481-6515"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2001 MEDICAL PKWY",
            "city": "ANNAPOLIS",
            "state": "MD",
            "postal_code": "214013280",
            "telephone_number": "443-481-6968",
            "fax_number": "443-481-6322"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CALLENDER",
        "first_name": "MARC",
        "middle_name": "ADDISON",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-04-09",
        "last_updated": "2013-12-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MD",
            "license": "21906",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CAREFIRST",
            "identifier": "Y1220012",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Annapolis, MD

Sources for this page

Verify at the official NPI Registry.