Quick answers
- Which hospitals does Lawrence D. Knapp work at?
- Medicare's official clinician data lists Lawrence D. Knapp at 3 hospitals: Garrett Regional Medical Center, Preston Memorial Hospital and West Virginia University Hospitals, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Lawrence D. Knapp see patients?
- Medicare's clinician data lists 3 practice locations, including Grantsville, MD, Mc Henry, MD and Friendsville, MD. Call before your visit to confirm the address.
- What is Lawrence D. Knapp's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Lawrence D. Knapp accept Medicare assignment?
- Yes. Medicare's clinician data says Lawrence D. Knapp 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 Lawrence D. Knapp?
- (301) 895-5793, as listed in official Medicare / NPI Registry data.
- What is Lawrence D. Knapp's NPI number?
- 1831563907. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Lawrence D. Knapp works
Medicare's Facility Affiliation Data lists Lawrence D. Knapp at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Garrett Regional Medical CenterOakland, MD · Acute Care Hospital · CCN 210017
- Preston Memorial HospitalKingwood, WV · Critical Access Hospital · CCN 511312
- West Virginia University Hospitals, IncMorgantown, WV · Acute Care Hospital · CCN 510001
Practice locations
Addresses where Lawrence D. Knapp is enrolled with Medicare (CMS data updated 2026-10-02).
- 12580 National PikeGrantsville, MD 21536 (301) 895‑5793
- 24441 Garrett HwyMc Henry, MD 21541 (301) 387‑8718
- 250 Maple StFriendsville, MD 21531 (301) 746‑4160
Group practices
Medicare enrollment lists Lawrence D. Knapp as a member of these groups (CMS data updated 2026-10-02).
- Specialty Physicians of Garrett County, LLC91 clinicians in the group
- Medical Rehabilitation Systems LLC72 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Grantsville
Clinicians with the same Medicare primary specialty in Grantsville, MD — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831563907 |
| 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