William T Merchant, DO

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

OS005477L Issued in PA

Practice address

720 Norman Dr
Lebanon, PA 17042-7481

Phone

(717) 639-3230

Fax

(717) 274-1659

NPI assigned

Oct 7, 2005

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 2

Medicare fee-for-service enrollment

Enrolled in PA

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

Specialty

Family PracticeAlso: Anesthesiology

Education

Philadelphia College of Osteopathic Medicine, 1981

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Wellspan Medical GroupGroup PAC ID 1951213115, 2,438 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Wellspan Vna Home Care Home health agency, York, PA, CCN 397004
• Wellspan Good Samaritan Hospital Hospital, Lebanon, PA, CCN 390066

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: wmerchant14318@wellspan.direct-ci.com

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.

• Wellspan Medical Group

  • Gastroenterology Physician
  • York, PA
  • NPI 1669770004
  Medicare reassignment Care Compare group NPD
• Wellspan Medical Group

  • Pediatric Surgery Physician
  • York, PA
  • NPI 1104799428
  NPD
• Wellspan Medical Group

  • Gastroenterology Physician
  • Lebanon, PA
  • NPI 1578014007
  NPD
• Central PA Anesthesia Partners, PC

  • Anesthesiology Physician
  • Lebanon, PA
  • NPI 1265418081
  NPD (past)
• Wellspan Medical Group

  • Family Medicine Physician
  • York, PA
  • NPI 1598862716
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• The Good Samaritan Hospital of Lebanon, Pennsylvania

  • Ambulatory Surgical Clinic/Center
  • Lebanon, PA
  • NPI 1205902343

  Hospital

  Care Compare affiliation
• The Good Samaritan Hospital of Lebanon, Pennsylvania

  • General Acute Care Hospital
  • Lebanon, PA
  • NPI 1407928500
  Care Compare affiliation
• The Good Samaritan Hospital of Lebanon, Pennsylvania

  • Emergency Medicine Physician
  • Lebanon, PA
  • NPI 1730754284

  Hospital

  Care Compare affiliation
• Vna Home Health Services

  • Home Health Agency
  • York, PA
  • NPI 1437172301
  Care Compare affiliation

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

{
    "created_epoch": "1128643200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779148800000",
    "number": "1497743033",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "601 MEMORY LN",
            "city": "YORK",
            "state": "PA",
            "postal_code": "174022231",
            "telephone_number": "717-851-1405"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "720 NORMAN DR",
            "city": "LEBANON",
            "state": "PA",
            "postal_code": "170427481",
            "telephone_number": "717-639-3230",
            "fax_number": "717-274-1659"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "101 Fairview Cir",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "PA",
            "postal_code": "170429581",
            "country_code": "US",
            "telephone_number": "717-279-7303",
            "fax_number": "717-279-7471",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6 Perri Ave",
            "address_purpose": "LOCATION",
            "city": "Myerstown",
            "state": "PA",
            "postal_code": "170673200",
            "country_code": "US",
            "telephone_number": "717-949-6581",
            "fax_number": "717-949-2816",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "300 Willow St",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "PA",
            "postal_code": "170464871",
            "country_code": "US",
            "telephone_number": "717-356-2222",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "30 N 4th St # 2",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "PA",
            "postal_code": "170465606",
            "country_code": "US",
            "telephone_number": "717-274-0474",
            "fax_number": "717-270-2374",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MERCHANT",
        "first_name": "WILLIAM",
        "middle_name": "T",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-07",
        "last_updated": "2026-05-19",
        "certification_date": "2026-05-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "PA",
            "license": "OS005477L",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CO",
            "license": "45281",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "48132268",
            "state": "CO"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0009825890001",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Margaret Melder
• Ana Maria Mello, M.D.
• Howard Berman Melnick, M.D.
• Jodi Ann Memery, MSW
• Katherine Nicole Mendoza, LMT
• Jessica Merideth
• Brittany Mertz
• Glen Joseph Mesaros, M.D.
• Kendra Faith Meyer
• Michael Fishman

• Family Medicine Physician in Lebanon, PA
• Providers in Lebanon, PA by specialty
• Family Medicine Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 19, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.