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Hospitalist

Benjamin J. Wolpaw, MD

Works at hospitals in Seattle, WA · Washington

Summary

Dr. Benjamin J. Wolpaw, MD is a hospitalist at 325 9th Ave, Seattle, WA 98104. Phone: (206) 731-3000. Accepts Medicare assignment. In 2024, Benjamin J. Wolpaw had 110 Original Medicare patients and 339 services. NPI 1710371646. 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: Hospitalist
  • Address: 325 9th Ave, Seattle, WA 98104 · Directions
  • Phone: (206) 731‑3000
  • Medicare: Accepts Medicare assignment
  • Hospital: University of Washington Medical Center
  • Group practice: The Association of University Physicians
  • Medical school: University Of California, San Francisco School Of Medicine · graduated 2015 (11 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Benjamin J. Wolpaw, 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 Benjamin J. Wolpaw accept Medicare assignment?
Yes. Medicare's clinician data says Benjamin J. Wolpaw 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 Benjamin J. Wolpaw see?
In 2024, CMS data shows 110 Original Medicare patients and 339 services for Benjamin J. Wolpaw. This counts Original Medicare only and measures volume, not quality.
What is Benjamin J. Wolpaw's NPI number?
1710371646. 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 Benjamin J. Wolpaw, 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 patients110
Services billed to Medicare339
Different services or procedures15
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)164 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)57 services
  3. Hospital discharge day management, more than 30 minutes (99239)41 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)25 services
  5. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)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 pressure75%
  • High cholesterol73%
  • Ischemic heart disease54%
  • Arthritis52%
  • Heart failure50%
  • Atrial fibrillation48%

Hospitals where Benjamin J. Wolpaw works

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

Group practices

Medicare enrollment lists Benjamin J. Wolpaw as a member of this group (CMS data updated October 2, 2026).

  • The Association of University Physicians3,535 clinicians in the group

Specialties

Find other Hospitalist doctors in Washington →

Other hospitalists in Seattle

Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.

All hospitalists in Seattle →

Other clinicians in The Association of University Physicians

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Francisco School Of Medicine
Graduation year2015 (11 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1710371646
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