Individual provider Active NPI

Mark Stewart Etter, M.D.

  • Specialist
  • Abington, PA
National Provider Identifier
1609878818
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
SpecialistTaxonomy code 174400000X
License
MD022543E Issued in PA
Practice address
1200 Old York Rd
Abington, PA 19001-3720
Phone
(215) 481-2000
NPI assigned
Jun 1, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Specialist 174400000X MD022543E PA Primary

Addresses

Primary practice location

1200 Old York Rd
Abington, PA 19001-3720

Mailing address

P.O. Box 8500-5365
Philadelphia, PA 19178-0001
Phone (201) 804-2800

Other identifiers 1

IdentifierTypeStateIssuer
1027591MedicaidPA

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)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MD022543EPAMDSpecialist

Practice roles

OrganizationSpecialtyStatusNew patients
Anesthesia Associates of Abington Specialist Past Accepting new patients
Abington Surgical Center, P.C. Specialist PastSince Jun 1, 1989 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": "1117584000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1609878818",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "P.O. BOX 8500-5365",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191780001",
            "telephone_number": "201-804-2800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 OLD YORK RD",
            "city": "ABINGTON",
            "state": "PA",
            "postal_code": "190013720",
            "telephone_number": "215-481-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ETTER",
        "first_name": "MARK",
        "middle_name": "STEWART",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-06-01",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "PA",
            "license": "MD022543E",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1027591",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Abington, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; 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.