Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Anesthesiology

Roshan Nayak, MD

Works at hospitals in Santa Rosa, CA · California

Summary

Dr. Roshan Nayak, MD is an anesthesiologist at 1165 Montgomery Dr, Santa Rosa, CA 95405. Phone: (707) 546-3210. Accepts Medicare assignment. NPI 1962151407. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 1165 Montgomery Dr, Santa Rosa, CA 95405 · Directions
  • Phone: (707) 546‑3210
  • Medicare: Accepts Medicare assignment
  • Hospital: Sutter Santa Rosa Regional Hospital
  • Group practice: Anesthesia and Analgesia Medical Group Inc
  • Medical school: graduated 2018 (8 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Roshan Nayak, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Roshan Nayak accept Medicare assignment?
Yes. Medicare's clinician data says Roshan Nayak 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 Roshan Nayak's NPI number?
1962151407. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Roshan Nayak works

Medicare's Facility Affiliation Data lists Roshan Nayak 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.

Practice locations

Addresses where Roshan Nayak is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Roshan Nayak as a member of this group (CMS data updated October 2, 2026).

  • Anesthesia and Analgesia Medical Group Inc73 clinicians in the group

Specialties

Find other Anesthesiology doctors in California →

Other anesthesiologists in Santa Rosa

Clinicians with the same Medicare primary specialty in Santa Rosa, CA — not a recommendation.

All anesthesiologists in Santa Rosa →

Other clinicians in Anesthesia and Analgesia Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2018 (8 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1962151407
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians