Quick answers
- Which hospitals does Viswanathan Iyer work at?
- Medicare's official clinician data lists Viswanathan Iyer at 5 hospitals: Fulton County Medical Center, Penn State Health Hampden Medical Center, Penn State Health Holy Spirit Medical Center, UPMC Carlisle and UPMC Pinnacle Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Viswanathan Iyer see patients?
- Medicare's clinician data lists 3 practice locations, including Camp Hill, PA, Harrisburg, PA and Mechanicsburg, PA. Call before your visit to confirm the address.
- What is Viswanathan Iyer's specialty?
- Medicare lists Nephrology as the primary specialty, and also Critical Care (Intensivists) and Internal Medicine.
- Does Viswanathan Iyer accept Medicare assignment?
- Yes. Medicare's clinician data says Viswanathan Iyer 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.
- Does Viswanathan Iyer offer telehealth?
- Medicare's clinician data says Viswanathan Iyer offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Viswanathan Iyer?
- (717) 695-0394, as listed in official Medicare / NPI Registry data.
- What is Viswanathan Iyer's NPI number?
- 1871718338. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Viswanathan Iyer works
Medicare's Facility Affiliation Data lists Viswanathan Iyer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Fulton County Medical CenterMcConnellsburg, PA · Critical Access Hospital · CCN 391303
- Penn State Health Hampden Medical CenterEnola, PA · Acute Care Hospital · CCN 390336
- Penn State Health Holy Spirit Medical CenterCamp Hill, PA · Acute Care Hospital · CCN 390004
- UPMC CarlisleCarlisle, PA · Acute Care Hospital · CCN 390058
- UPMC Pinnacle HospitalsHarrisburg, PA · Acute Care Hospital · CCN 390067
Practice locations
Addresses where Viswanathan Iyer is enrolled with Medicare (CMS data updated 2026-10-02).
- 205 Grandview Ave, Suite 301Camp Hill, PA 17011 (717) 695‑0394
- 2501 N 3rd St Fl, 2 Kline Health CenterHarrisburg, PA 17110 (717) 782‑2100
- 5608 Pinehurst WayMechanicsburg, PA 17050 (845) 702‑2711
Group practices
Medicare enrollment lists Viswanathan Iyer as a member of these groups (CMS data updated 2026-10-02).
- Pinnacle Health Medical Services1,019 clinicians in the group
- Critical Care Medical Management Associates PLLC30 clinicians in the group
- Associates in Kidney Diseases Hypertension and Intensive Care Medicine3 clinicians in the group
Specialties
- Nephrologyprimary
- Critical Care (Intensivists)also
- Internal Medicinealso
Other nephrologists in Pennsylvania
Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1871718338 |
| 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