Quick answers
- Does Heather M. Nissley accept Medicare assignment?
- Yes. Medicare's clinician data says Heather M. Nissley 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 Heather M. Nissley see?
- In 2024, CMS data shows 103 Original Medicare patients and 858 services for Heather M. Nissley. This counts Original Medicare only and measures volume, not quality.
- What is Heather M. Nissley's NPI number?
- 1881889095. 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 Heather M. Nissley, 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 | 103 |
|---|---|
| Services billed to Medicare | 858 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Administration of psychological or neuropsychological test by technician, each additional 30 minutes (96139)366 services
- Evaluation of neuropsychological test, each additional hour (96133)175 services
- Exam of neurobehavioral status, first hour (96116)103 services
- Evaluation of neuropsychological test, first hour (96132)103 services
- Administration of psychological or neuropsychological test by technician, first 30 minutes (96138)103 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 cholesterol75%
- High blood pressure74%
- Arthritis43%
- Anxiety42%
- Depression37%
- Alzheimer's disease or dementia37%
Practice locations
Addresses where Heather M. Nissley is enrolled with Medicare (CMS data updated October 2, 2026).
- 2005 Technology PkwyMechanicsburg, PA 17050
- 2501 N 3rd St, Kline Health Center Foot and AnkleHarrisburg, PA 17110 (717) 782‑2100
- 2501 N 3rd St 2nd Fl Kline Hc, Reach ProgramHarrisburg, PA 17110 (717) 782‑2363
- 2501 N 3rd St Fl, 2 Kline Health CenterHarrisburg, PA 17110 (717) 782‑2100
- 2501 N 3rd Street 2nd Floor, Pinnaclehealth Psychological AssociatesHarrisburg, PA 17110 (717) 782‑2143
Group practices
Medicare enrollment lists Heather M. Nissley as a member of this group (CMS data updated October 2, 2026).
- Pinnacle Health Medical Services1,019 clinicians in the group
Specialties
- Clinical Psychologistprimary
Find other clinicians: Clinical Psychologist, Pennsylvania →
Other clinical psychologists in Mechanicsburg
Clinicians with the same Medicare primary specialty in Mechanicsburg, PA — not a recommendation.
Other clinicians in Pinnacle Health Medical Services
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2004 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881889095 |
| 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
- 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