Quick answers
- Does Kenneth R. Guistwite accept Medicare assignment?
- Yes. Medicare's clinician data says Kenneth R. Guistwite accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Kenneth R. Guistwite see?
- In 2024, CMS data shows 137 Original Medicare patients and 1,350 services for Kenneth R. Guistwite. This counts Original Medicare only and measures volume, not quality.
- What is Kenneth R. Guistwite's NPI number?
- 1982644852. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Kenneth R. Guistwite, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 137 |
|---|---|
| Services billed to Medicare | 1,350 |
| Different services or procedures | 57 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)587 services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)112 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)86 services
- Injection of drug or substance under skin or into muscle (96372)78 services
- Annual depression screening, 5 to 15 minutes (G0444)74 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure69%
- High cholesterol58%
- Arthritis45%
- Anxiety20%
- Diabetes17%
- Ischemic heart disease16%
Hospitals where Kenneth R. Guistwite works
Medicare's Facility Affiliation Data lists Kenneth R. Guistwite at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Milton S Hershey Medical CenterHershey, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390256
- Penn State Health Holy Spirit Medical CenterCamp Hill, PA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 390004
- UPMC CarlisleCarlisle, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390058
- UPMC Pinnacle HospitalsHarrisburg, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390067
- WellSpan Chambersburg HospitalChambersburg, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390151
Practice locations
Addresses where Kenneth R. Guistwite is enrolled with Medicare (CMS data updated October 2, 2026).
- 522 S Pitt StCarlisle, PA 17013 (717) 243‑1516
Specialties
- Family Practiceprimary
Other family doctors in Carlisle
Clinicians with the same Medicare primary specialty in Carlisle, PA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Temple University School Of Medicine |
| Graduation year | 1972 (54 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1982644852 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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