NPI registry status
Active
2026 NPPES data Medical Oncology Physician NPI 1053401745 MD
Verify on CMS → Elizabeth Gunderson, MD
Medical Oncology Physician in Spokane Valley, Washington.
This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 3,815 in Medical Oncology Physician, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.
Federal data, no proprietary rating.
We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
802
Medicare Part D claims · 151 beneficiaries · Medical Oncology Physician avg: 689
Generic prescribing
86%
generic claims · 14% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$446.58
22 payments · CMS Open Payments (Sunshine Act)
Source: CMS Medicare Part D Prescriber Public Use File, 2023
Compiled from official public sources by the PlainDoctor editorial team.
What the federal data shows
Elizabeth Gunderson, MD filed 802 Medicare Part D claims in 2023 as a Medical Oncology Physician in Spokane Valley, Washington, prescribing 86% generic.
- 802
- Part D claims, 2023
- 86%
- generic prescribing
- Likely
- board-certified (heuristic)
Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) - no proprietary rating or editorial opinion is applied.
Elizabeth Gunderson, MD's Medicare Part D volume vs every U.S. prescriber
Total Medicare Part D claims, 2023, across all CMS prescribers nationally
802 Top 27% higher than 73% of 1,370,886 prescribers
Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source CMS Medicare Part D Prescriber Public Use File · 2023
✓
Board certification likely (heuristic, not verified)
Elizabeth Gunderson, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation - signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).
What does the federal data show about Elizabeth Gunderson, MD?
Quality data not reportedPrimary specialty
Medical Oncology Physician
Medicare Part D claims
802 16% vs specialty avg
Specialty distribution in Washington
How Medical Oncology Physician compares to other specialties among Washington providers
Board certification
Not published by CMS
CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Medical Oncology Physician. Verify directly:
How MIPS and board certification work
The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.
Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).
Elizabeth Gunderson, MD appears in the CMS NPPES registry as a Medical Oncology Physician provider holding MD credentials at 1204 N VERCLER RD, Spokane Valley, WA, 99216, with a listed phone of (509) 228-1000. NPI 1053401745 was issued on 10/13/2006.
Medicare Part D records for calendar year 2023 show 802 prescription claims written by this provider, covering 151 Medicare beneficiaries and totaling roughly $1.2 million in drug spend, split 14% brand-name and 86% generic by claim count, with an opioid prescribing rate of 3.4%.
Medical Oncology Physician is a narrow specialty nationwide, with 3,815 enrolled providers across 53 states and an average of 689 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline.
Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist, always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.
Practice Address
Provider Details
| NPI | 1053401745 |
|---|---|
| Specialty | Medical Oncology Physician |
| Credentials | MD |
| Gender | Female |
| NPI Issued | 10/13/2006 |
Hospital and facility affiliations
Facilities where Elizabeth Gunderson, MD bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" - a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.
Cancer Care Northwest Centers P S
Spokane, WA
Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).
Industry payments received (2024) - CMS Open Payments transparency data
The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for Elizabeth Gunderson, MD. Source: openpaymentsdata.cms.gov.
Total received
$447
Largest payer
AstraZeneca Pharmaceuticals LP
Most common payment type
Food and Beverage
Industry payments are not necessarily indicators of bias, they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.
License & disciplinary context - Washington WMC 2023 annual report
Aggregate state board data only, NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~34K Washington medical licensees in 2023 - they are NOT specific to Elizabeth Gunderson, MD. To verify Elizabeth Gunderson, MD's current license status, search the WMC public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.
88
Total board actions, Washington 2023
Across 85 cases
2.59
Actions per 1,000 licensees
Washington statewide rate
probation
Most common action type
31 cases
WMC publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the Washington disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.
Brand vs generic prescribing mix · Typical
Elizabeth Gunderson, MD - brand share 14.0%
Medical Oncology Physician average
14% brand-name claims vs 86% generic, on 802 2023 Medicare Part D claims.
The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.
Medicare Part D Prescribing Data
CMS Medicare Part D prescriber-level data for calendar year 2023.
802
Total Claims
$1.2M
Total Drug Cost
151
Medicare Beneficiaries
Prescribing Breakdown
- 30-Day Fills
- 1,308
- Total Day Supply
- 34,761
- Brand vs Generic
- 14% brand / 86% generic
- Brand Drug Cost
- $1.0M
- Generic Drug Cost
- $165K
- Opioid Claims
- 27 (3.4% rate)
- Antibiotic Claims
- 30
Patient Demographics
- Average Patient Age
- 72.8 years
- Avg HCC Risk Score
- 1.81
- Gender Split
- 82% female / 18% male
Top Prescribed Drugs (Medicare Part D)
Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.
What Elizabeth Gunderson, MD prescribes most
Top Medicare Part D drugs by claim count, 2023
- Letrozole
Letrozole
193 claims
- Anastrozole
Anastrozole
100 claims
- Ondansetron Hcl 45
Ondansetron Hcl
45 claims
- Prochlorperazine M… 45
Prochlorperazine Maleate
45 claims
- Levothyroxine Sodium 42
Levothyroxine Sodium
42 claims
- Exemestane 34
Exemestane
34 claims
- Gabapentin 31
Gabapentin
31 claims
- Dexamethasone 28
Dexamethasone
28 claims
| Drug | Claims |
|---|---|
| Letrozole | 193 |
| Anastrozole | 100 |
| Ondansetron Hcl | 45 |
| Prochlorperazine Maleate | 45 |
| Levothyroxine Sodium | 42 |
| Exemestane | 34 |
| Gabapentin | 31 |
| Dexamethasone | 28 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 19 |
| Oxycodone Hcl | 17 |
* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.
Medical Oncology Physician Overview
How Elizabeth Gunderson, MD fits within the Medical Oncology Physician landscape nationally.
3,815
Medical Oncology Physician Providers in US
53
States with Medical Oncology Physician
689
Avg Claims per Provider
Elizabeth Gunderson, MD's 802 claims are above the specialty average of 689.
Nearby Medical Oncology Physician Providers in Washington
Other clinicians with the same primary specialty enrolled in Washington, drawn from the same CMS NPPES roster as Gunderson.
Dr. Amr Abd-Al-Ghaffar
MD
Wenatchee, WA
Dr. Rachna Anand
DO
Olympia, WA
Dr. Willard Andes
MD
Longview, WA
Frederick Appelbaum
Seattle, WA
Dr. Charles Bagley
MD
Seattle, WA
Compare Medical Oncology Physician nationally: see state-by-state distribution →
Before you book an appointment
Use this federal record as your verification checklist, not as a recommendation.
- Confirm the NPI record is current in the official CMS registry, providers update their own NPPES details, and moves can lag. Verify this NPI
- Check the active license and any disciplinary history with the Washington medical board, federal registration is not a license check. Credential verification guide
- Weigh a second option: compare this provider with a nearby Medical Oncology Physician peer on Medicare volume and prescribing patterns. Compare providers
Medicare Part D and MIPS figures describe practice patterns in federal programs only, they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.
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Medical Specialties Explained
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Understanding Medicare Claims Data
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How insurance networks affect your costs
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Frequently Asked Questions
What is Elizabeth Gunderson, MD's specialty? ▼
Elizabeth Gunderson, MD specializes in Medical Oncology Physician and practices in Spokane Valley, Washington. Credentials: MD.
How much does Elizabeth Gunderson, MD prescribe under Medicare Part D? ▼
In 2023, Elizabeth Gunderson, MD wrote 802 Medicare Part D claims totaling $1.2M in drug costs for 151 beneficiaries.
Where is Elizabeth Gunderson, MD located? ▼
Elizabeth Gunderson, MD is located at 1204 N VERCLER RD, Spokane Valley, WA, 99216. Phone: (509) 228-1000.
What is Elizabeth Gunderson, MD's NPI number? ▼
Elizabeth Gunderson, MD's National Provider Identifier (NPI) is 1053401745, issued on 10/13/2006.
Does Elizabeth Gunderson, MD prescribe more brand-name or generic drugs? ▼
Elizabeth Gunderson, MD's prescribing is 14% brand-name and 86% generic drugs by claim count, with $1.0M in brand drug costs.
Does Elizabeth Gunderson, MD prescribe opioids? ▼
Yes, Elizabeth Gunderson, MD had 27 opioid claims in 2023 with an opioid prescribing rate of 3.4%.
How many Medical Oncology Physician providers are there in the US? ▼
There are 3,815 Medical Oncology Physician providers across 53 states in the US. The average Medical Oncology Physician provider writes 689 Medicare Part D claims per year.
What drugs does Elizabeth Gunderson, MD prescribe most often? ▼
Based on 2023 Medicare Part D data, Elizabeth Gunderson, MD's most frequently prescribed drugs include Letrozole, Anastrozole, Ondansetron Hcl. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Elizabeth Gunderson, MD accept Medicare? ▼
Elizabeth Gunderson, MD appears in CMS Medicare data with 802 Part D claims and 151 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Elizabeth Gunderson, MD's credentials? ▼
Elizabeth Gunderson, MD's NPI is 1053401745 with credentials MD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.
Data Sources
View source datasets and methodology notes
- Provider Directory
- CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
- Specialty Classification
- NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
- Prescribing Data
- CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
- Limitations
- Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.
See our complete data methodology for details on how we collect and process government data.
Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).
Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology
Compiled from official public sources by the PlainDoctor editorial team.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.