Mark Douglas Schermerhorn, PT, ATC

Primary specialty

Physical TherapistTaxonomy code 225100000X

License

05002434A Issued in IN

Practice address

1220 E Jackson Blvd
Elkhart, IN 46516-4419

Phone

(574) 333-9747

Fax

(574) 367-2369

NPI assigned

Apr 2, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in IN

Enrollment records 1

Specialty

Physical Therapist in Private Practice

Education

Other, 1988

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Senior Outpatient ServicesGroup PAC ID 6507264165, 10 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Senior Outpatient Services

  • Occupational Therapist
  • Elkhart, IN
  • NPI 1750050977

  Physical Therapist

  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1175472000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788048000000",
    "number": "1114048832",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1220 E JACKSON BLVD",
            "city": "ELKHART",
            "state": "IN",
            "postal_code": "465164419",
            "telephone_number": "574-333-9747",
            "fax_number": "574-367-2369"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1220 E JACKSON BLVD",
            "city": "ELKHART",
            "state": "IN",
            "postal_code": "465164419",
            "telephone_number": "574-333-9747",
            "fax_number": "574-367-2369"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SCHERMERHORN",
        "first_name": "MARK",
        "middle_name": "DOUGLAS",
        "name_prefix": "Mr.",
        "credential": "PT, ATC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-04-02",
        "last_updated": "2026-08-30",
        "certification_date": "2026-08-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "IN",
            "license": "05002434A",
            "primary": true
        },
        {
            "code": "2255A2300X",
            "taxonomy_group": "",
            "desc": "Specialist/Technologist, Athletic Trainer",
            "state": "IN",
            "license": "36000908A",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "300135353",
            "state": "IN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Vichiny Sao
• Muhammad Uzair Saqlain, MD
• Phillip Edward Schafer, D.O.
• Esther Rose Schatte, LICENSED MIDWIFE
• Michael Scheretie
• Deanna Scherpereel, PT
• Melissa K Schiffli, MSW, LCSW, LMSW-CLIN
• Gavin Anthony Schill, DDS
• Amanda Schlarb, DPT
• Diane F Schmeltz, LCSW

• Physical Therapist in Elkhart, IN
• Providers in Elkhart, IN by specialty
• Physical Therapist in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 30, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.