Individual provider Active NPI

Arthur J Castelbaum, MD

  • Reproductive Endocrinology Physician
  • Willow Grove, PA
National Provider Identifier
1700866670
Registry record updated May 21, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Reproductive Endocrinology PhysicianTaxonomy code 207VE0102X
License
MD043378L Issued in PA
Practice address
735 Fitzwatertown Rd
Suite 2
Willow Grove, PA 19090-1338
Phone
(215) 938-1515
Fax
(215) 938-8756
NPI assigned
Jan 18, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 21, 2015

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Reproductive Endocrinology Physician 207VE0102X MD043378L PA Primary

Addresses

Primary practice location

735 Fitzwatertown Rd
Suite 2
Willow Grove, PA 19090-1338

Mailing address

735 Fitzwatertown Rd
Suite 2
Willow Grove, PA 19090-1338
Phone (215) 938-1515

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MD043378LPAMDReproductive Endocrinology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Reproductive Medicine Associates of Philadelphia Reproductive Endocrinology PastSince Sep 14, 2025 Accepting new patients
Rma of Philadelphia Surgical Center LLC PastSince Oct 12, 2025 Accepting new patients

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": "1137542400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1432166400000",
    "number": "1700866670",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "735 FITZWATERTOWN RD",
            "address_2": "SUITE 2",
            "city": "WILLOW GROVE",
            "state": "PA",
            "postal_code": "190901338",
            "telephone_number": "215-938-1515",
            "fax_number": "215-938-8756"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "735 FITZWATERTOWN RD",
            "address_2": "SUITE 2",
            "city": "WILLOW GROVE",
            "state": "PA",
            "postal_code": "190901338",
            "telephone_number": "215-938-1515",
            "fax_number": "215-938-8756"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTELBAUM",
        "first_name": "ARTHUR",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-18",
        "last_updated": "2015-05-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VE0102X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Reproductive Endocrinology",
            "state": "PA",
            "license": "MD043378L",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Willow Grove, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 21, 2015; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.