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Gynecological Oncology

Elizabeth A. Grosen, MD

Works at hospitals in Richland, WA · Coeur D'alene, ID · Spokane, WA · Washington, Idaho

Summary

Dr. Elizabeth A. Grosen, MD is a gynecologic oncologist at 101 W 8th Ave, Suite 1100, Spokane, WA 99204. Phone: (509) 474-4060. Accepts Medicare assignment. In 2024, Elizabeth A. Grosen had 97 Original Medicare patients and 290 services. NPI 1235125220. 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 Elizabeth A. Grosen, 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 Elizabeth A. Grosen accept Medicare assignment?
Yes. Medicare's clinician data says Elizabeth A. Grosen 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 Elizabeth A. Grosen see?
In 2024, CMS data shows 97 Original Medicare patients and 290 services for Elizabeth A. Grosen. This counts Original Medicare only and measures volume, not quality.
What is Elizabeth A. Grosen's NPI number?
1235125220. 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 Elizabeth A. Grosen, 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 patients97
Services billed to Medicare290
Different services or procedures46
Participating Medicare providerYes
Average age of these patients72

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)63 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)28 services
  3. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)27 services
  4. Biopsy and removal of lymph nodes of abdominal cavity using an endoscope (38570)23 services
  5. Imaging of lymph nodes during surgery (38900)23 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 pressure73%
  • High cholesterol58%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)56%
  • Arthritis44%
  • Diabetes25%
  • Depression22%

Hospitals where Elizabeth A. Grosen works

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

Group practices

Medicare enrollment lists Elizabeth A. Grosen as a member of this group (CMS data updated October 2, 2026).

  • Providence Health and Services Washington784 clinicians in the group

Specialties

Find other Gynecological Oncology doctors in Washington →

Other gynecologic oncologists in Washington

Clinicians with the same Medicare primary specialty in Washington — not a recommendation.

All gynecologic oncologists in Washington →

Other clinicians in Providence Health and Services Washington

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

Clinician information

CredentialMD
Medical schoolUniversity Of Washington School Of Medicine
Graduation year1984 (42 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1235125220
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