Timothy Johnson, DO

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

OS024801 Issued in PA

Practice address

2102 Harrisburg Pike
Lancaster, PA 17601-2644

Phone

(717) 544-9400

Fax

(717) 544-9401

NPI assigned

Jun 10, 2019

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

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

Hematology/OncologyAlso: Internal Medicine

Education

Other, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Lancaster General Medical GroupGroup PAC ID 0941103683, 590 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Lancaster General Hospital Hospital, Lancaster, PA, CCN 390100

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: tjohnson270396@direct-lghealth.org

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.

• Lancaster General Medical Group

  • Psychiatry Physician
  • Lancaster, PA
  • NPI 1952392383
  Medicare reassignment Care Compare group NPD
• Lancaster General Medical Group

  • Plastic and Reconstructive Surgery Physician
  • Lancaster, PA
  • NPI 1245504422
  NPD
• Lancaster General Medical Group

  • Obstetrics & Gynecology Physician
  • Lancaster, PA
  • NPI 1306724570
  NPD
• Lancaster General Medical Group

  • Family Medicine Physician
  • Strasburg, PA
  • NPI 1316912785
  NPD (past)

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

• Lancaster General Hospital

  • General Acute Care Hospital
  • Lancaster, PA
  • NPI 1104875103
  Care Compare affiliation
• Lancaster General Hospital

  • General Acute Care Hospital
  • Parkesburg, PA
  • NPI 1245571942
  Care Compare affiliation
• Lancaster General Hospital

  • Ambulatory Surgical Clinic/Center
  • Lancaster, PA
  • NPI 1538290424

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1560124800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773792000000",
    "number": "1154980613",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2102 HARRISBURG PIKE",
            "city": "LANCASTER",
            "state": "PA",
            "postal_code": "176012644",
            "telephone_number": "717-544-9400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2102 HARRISBURG PIKE",
            "city": "LANCASTER",
            "state": "PA",
            "postal_code": "176012644",
            "telephone_number": "717-544-9400",
            "fax_number": "717-544-9401"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1240 S Cedar Crest Blvd Ste 401",
            "address_purpose": "LOCATION",
            "city": "Allentown",
            "state": "PA",
            "postal_code": "181036218",
            "country_code": "US",
            "telephone_number": "610-402-7880",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "TIMOTHY",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-06-10",
        "last_updated": "2026-03-18",
        "certification_date": "2026-03-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "OS024801",
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "PA",
            "license": "OS024801",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lori A Johnson, CRNP
• Mary Catherine Johnson, MD
• Nicole L Johnson, MS
• Savannah Johnson, LPN
• Stacie Johnson, RPH
• Carol A Johnston
• Lavonne Rose Johnston, PA-C
• Mark H Johnston, MD
• Staci Johnston, CRNP
• Tyler Johnston, MD

• Hematology & Oncology Physician in Lancaster, PA
• Providers in Lancaster, PA by specialty
• Hematology & Oncology Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 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.