Quick answers
- Which hospitals does Timothy J. Lilly work at?
- Medicare's official clinician data lists Timothy J. Lilly at 4 hospitals: Grove City Medical Center, Independence Health System Butler Memorial Hospita…, Magee Womens Hospital of UPMC Health System and UPMC Horizon. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Timothy J. Lilly see patients?
- Medicare's clinician data lists 3 practice locations, including Clarion, PA, Franklin, PA and Grove City, PA. Call before your visit to confirm the address.
- What is Timothy J. Lilly's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Timothy J. Lilly accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy J. Lilly accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Timothy J. Lilly?
- (814) 432-7200, as listed in official Medicare / NPI Registry data.
- What is Timothy J. Lilly's NPI number?
- 1649258765. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Timothy J. Lilly works
Medicare's Facility Affiliation Data lists Timothy J. Lilly at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grove City Medical CenterGrove City, PA · Acute Care Hospital · CCN 390266
- Independence Health System Butler Memorial Hospita…Butler, PA · Acute Care Hospital · CCN 390168
- Magee Womens Hospital of UPMC Health SystemPittsburgh, PA · Acute Care Hospital · CCN 390114
- UPMC HorizonGreenville, PA · Acute Care Hospital · CCN 390178
Practice locations
Addresses where Timothy J. Lilly is enrolled with Medicare (CMS data updated 2026-10-02).
- 24 Doctors LnClarion, PA 16214
- 316 Allegheny Blvd, Suite BFranklin, PA 16323 (814) 432‑7200
- 675 N Broad St Ext, Suite 3Grove City, PA 16127 (833) 906‑0108
Group practices
Medicare enrollment lists Timothy J. Lilly as a member of these groups (CMS data updated 2026-10-02).
- Keystone Rehabilitation Systems Inc776 clinicians in the group
- Butler Medical Providers360 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Clarion
Clinicians with the same Medicare primary specialty in Clarion, PA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Philadelphia College Of Osteopathic Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1649258765 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians