Organization Active NPI

Medical Director Services PC

  • Geriatric Medicine (Internal Medicine) Physician
  • Princess Anne, MD
National Provider Identifier
1871955807
Registry record updated Apr 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
Legal business name
MEDICAL DIRECTOR SERVICES PC
Practice address
11974 Edgehill Terrace Rd
Princess Anne, MD 21853-2105
Phone
(212) 734-6621
NPI assigned
Mar 29, 2016
Last updated
Apr 27, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 27, 2026

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

Authorized official

Name
Josef SchenkerNPI 1225004708
Title
Biller
Phone
(212) 734-6621

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X Primary

Addresses

Primary practice location

11974 Edgehill Terrace Rd
Princess Anne, MD 21853-2105

Mailing address

4770 White Plains Rd
Bronx, NY 10470-1104

Other practice location 1

4770 White Plains Rd
Bronx, NY 10470-1104
Phone (718) 931-9700

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, NJ, GA, TX, MI, FL, OH, PA, MO, AL, MA, NC, MD, IL14 enrollments

Enrollment records 14

Enrollment IDStateProvider typePAC IDDetails
O20160621000218 NY Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 340 practitioners
Practice locations: Rochester, NY; Flushing, NY; Gloversville, NY; Granville, NY; Far Rockaway, NY; Haverstraw, NY; Hollis, NY; Minoa, NY…
O20171219003461 NJ Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 81 practitioners
Practice locations: Hammonton, NJ
O20190301002321 GA Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 56 practitioners
Practice locations: Atlanta, GA
O20191001002673 TX Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 18 practitioners
Practice locations: Corpus Christi, TX
O20211203000565 MI Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 15 practitioners
Practice locations: Harper Woods, MI
O20220223002874 FL Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 21 practitioners
Practice locations: Jacksonville, FL
O20221205002767 OH Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 2 practitioners
Practice locations: Cincinnati, OH
O20240105000107 PA Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 17 practitioners
Practice locations: Smethport, PA
O20241029001887 MO Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 5 practitioners
Practice locations: Florissant, MO
O20250319000502 AL Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 30 practitioners
Practice locations: Cullman, AL
O20250917004152 MA Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 7 practitioners
Practice locations: Gardner, MA
O20260106000085 NC Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 1 practitioner
Practice locations: Smithfield, NC
O20260506000060 MD Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 1 practitioner
Practice locations: Easton, MD; Princess Anne, MD
O20260518000164 IL Part B Supplier - Clinic/Group Practice 0042501116 Receives reassigned benefits from 3 practitioners
Practice locations: East Moline, IL

National Provider Directory

National Provider Directory

Locations

59 Eastwood Cir
Gardner, MA 01440
Phone (978) 632-5048

53 Southampton Rd
Ste 101
Westfield, MA 01085
Phone (413) 563-3364

1401 Dr Martin L King Jr Blvd
Bronx, NY 10452
Phone (718) 408-6333

66 Van Cortlandt Park S
Bronx, NY 10463
Phone (718) 304-1812

300 Madison St
Brooklyn, NY 11216
Phone (718) 250-6100

3062 County Complex Dr
Canandaigua, NY 14424
Phone (585) 393-4340

1311 Virginia St
Far Rockaway, NY 11691
Phone (718) 327-2908

847 County Highway 122
Gloversville, NY 12078
Phone (518) 773-3400

49 Marvin Ave
Troy, NY 12180
Phone (518) 272-6717

415 Gardiner Rd
West Kingston, RI 02892
Phone (401) 295-8520

Practitioners & affiliated clinicians

Practitioners 552

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 552

NPI Registry JSON

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

{
    "created_epoch": "1459209600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1777248000000",
    "number": "1871955807",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4770 WHITE PLAINS RD",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104701104"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11974 EDGEHILL TERRACE RD",
            "city": "PRINCESS ANNE",
            "state": "MD",
            "postal_code": "218532105",
            "telephone_number": "212-734-6621"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4770 White Plains Rd",
            "address_purpose": "LOCATION",
            "city": "Bronx",
            "state": "NY",
            "postal_code": "104701104",
            "country_code": "US",
            "telephone_number": "718-931-9700",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "MEDICAL DIRECTOR SERVICES PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2016-03-29",
        "last_updated": "2026-04-27",
        "certification_date": "2026-04-27",
        "status": "A",
        "authorized_official_last_name": "SCHENKER",
        "authorized_official_first_name": "JOSEF",
        "authorized_official_title_or_position": "BILLER",
        "authorized_official_telephone_number": "212-734-6621"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Princess Anne, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.