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

General Surgery

Sean T. Watters, MD

Works at hospitals in Gresham, OR · Portland, OR · Oregon

Summary

Dr. Sean T. Watters, MD is a general surgeon at 1111 NE 99th Ave, Portland, OR 97220. Phone: (503) 215-1111. Accepts Medicare assignment. In 2024, Sean T. Watters had 95 Original Medicare patients and 269 services. NPI 1659714160. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Sean T. Watters, 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 Sean T. Watters accept Medicare assignment?
Yes. Medicare's clinician data says Sean T. Watters 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 Sean T. Watters see?
In 2024, CMS data shows 95 Original Medicare patients and 269 services for Sean T. Watters. This counts Original Medicare only and measures volume, not quality.
What is Sean T. Watters's NPI number?
1659714160. 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 Sean T. Watters, 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 patients95
Services billed to Medicare269
Different services or procedures55
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)80 services
  2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)24 services
  3. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)18 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)16 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 blood pressure74%
  • High cholesterol54%
  • Arthritis39%
  • Depression37%
  • Diabetes35%
  • Chronic kidney disease34%

Hospitals where Sean T. Watters works

Medicare's Facility Affiliation Data lists Sean T. Watters 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 Sean T. Watters is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sean T. Watters as a member of these groups (CMS data updated October 2, 2026).

  • The Oregon Clinic, PC362 clinicians in the group
  • Providence Health and Services - Oregon191 clinicians in the group

Specialties

Find other General Surgery doctors in Oregon →

Other general surgeons in Portland

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

All general surgeons in Portland →

Other clinicians in The Oregon Clinic, PC

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 year2013 (13 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1659714160
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