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

Internal Medicine

Jay Paul W. Douglass, MD

Works at hospitals in Tualatin, OR · Portland, OR · Bend, OR · Oregon

Summary

Dr. Jay Paul W. Douglass, MD is an internal medicine doctor at 16463 Boones Ferry Rd, Suite 300, Lake Oswego, OR 97305. Phone: (503) 635-6256. Accepts Medicare assignment. In 2024, Jay Paul W. Douglass had 178 Original Medicare patients and 780 services. NPI 1477714491. 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 Jay Paul W. Douglass, 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 Jay Paul W. Douglass accept Medicare assignment?
Yes. Medicare's clinician data says Jay Paul W. Douglass 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 Jay Paul W. Douglass see?
In 2024, CMS data shows 178 Original Medicare patients and 780 services for Jay Paul W. Douglass. This counts Original Medicare only and measures volume, not quality.
What is Jay Paul W. Douglass's NPI number?
1477714491. 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 Jay Paul W. Douglass, 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 patients178
Services billed to Medicare780
Different services or procedures31
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)235 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)137 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)73 services
  4. Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes (G0446)71 services
  5. Annual depression screening, 5 to 15 minutes (G0444)65 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 cholesterol66%
  • High blood pressure56%
  • Arthritis31%
  • Ischemic heart disease18%
  • Diabetes17%
  • Atrial fibrillation14%

Hospitals where Jay Paul W. Douglass works

Medicare's Facility Affiliation Data lists Jay Paul W. Douglass 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 Jay Paul W. Douglass is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Oregon →

Other internal medicine doctors in Lake Oswego

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

All internal medicine doctors in Lake Oswego →

Clinician information

CredentialMD
Medical schoolOhio State University College Of Medicine
Graduation year2008 (18 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1477714491
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