Quick answers
- Does Siddhartha S. Narayanan accept Medicare assignment?
- Yes. Medicare's clinician data says Siddhartha S. Narayanan 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.
- What is Siddhartha S. Narayanan's NPI number?
- 1215432158. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Siddhartha S. Narayanan works
Medicare's Facility Affiliation Data lists Siddhartha S. Narayanan 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.
- Cape Cod HospitalHyannis, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220012
- Falmouth HospitalFalmouth, MA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 220135
Practice locations
Addresses where Siddhartha S. Narayanan is enrolled with Medicare (CMS data updated October 2, 2026).
- 100 Ter Heun DrFalmouth, MA 02540 (508) 771‑1800
- 27 Park StHyannis, MA 02601 (774) 552‑6000
- 46 N St, Suite 7Hyannis, MA 02601 (508) 833‑2639
Group practices
Medicare enrollment lists Siddhartha S. Narayanan as a member of these groups (CMS data updated October 2, 2026).
- Physicians of Cape Cod Hospital334 clinicians in the group
- Medical Affiliates of Cape Cod Inc229 clinicians in the group
- Physicians of Falmouth Hospital92 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
Other pulmonologists in Falmouth
Clinicians with the same Medicare primary specialty in Falmouth, MA — not a recommendation.
Other clinicians in Physicians of Cape Cod Hospital
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2018 (8 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) | 1215432158 |
| 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
- 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