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

Gastroenterology

Nundhini Thukkani, MD

Works at hospitals in Hillsboro, OR · Oregon

Summary

Dr. Nundhini Thukkani, MD is a gastroenterologist at 10100 SE Sunnyside Rd, Clackamas, OR 97015. Phone: (800) 813-2000. Accepts Medicare assignment. In 2024, Nundhini Thukkani had 12 Original Medicare patients and 19 services. NPI 1619185527. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Gastroenterologist (Medicare lists Gastroenterology)
  • Address: 10100 SE Sunnyside Rd, Clackamas, OR 97015 · Directions (2 more locations)
  • Phone: (800) 813‑2000
  • Medicare: Accepts Medicare assignment
  • Hospital: Kaiser Foundation Hospital Westside
  • Group practice: Kaiser Foundation Health Plan of the Northwest
  • Medical school: Oregon Health Sciences University School Of Medicine · graduated 2004 (22 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Nundhini Thukkani, 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 Nundhini Thukkani accept Medicare assignment?
Yes. Medicare's clinician data says Nundhini Thukkani 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 Nundhini Thukkani see?
In 2024, CMS data shows 12 Original Medicare patients and 19 services for Nundhini Thukkani. This counts Original Medicare only and measures volume, not quality.
What is Nundhini Thukkani's NPI number?
1619185527. 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 Nundhini Thukkani, 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 patients12
Services billed to Medicare19
Different services or procedures10
Participating Medicare providerYes
Average age of these patients65

Hospitals where Nundhini Thukkani works

Medicare's Facility Affiliation Data lists Nundhini Thukkani 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 Nundhini Thukkani is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Kaiser Foundation Health Plan of the Northwest1,807 clinicians in the group

Specialties

Find other Gastroenterology doctors in Oregon →

Other gastroenterologists in Clackamas

Clinicians with the same Medicare primary specialty in Clackamas, OR — not a recommendation.

All gastroenterologists in Clackamas →

Other clinicians in Kaiser Foundation Health Plan of the Northwest

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

Clinician information

CredentialMD
Medical schoolOregon Health Sciences University School Of Medicine
Graduation year2004 (22 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619185527
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians