Oncology
Antimetabolites, AntineoplasticAntineoplastic Combined Chemotherapy ProtocolsBiliary Tract Neoplasms
Dr. Meaghan W. O'Malley, MD
NPI1508066002PAC ID9032346499
- Medicare services, 2024
- 652
- Medicare patients, 2024
- 210
- Part D claims, 2024
- 610
- Publications
- 3
- Clinical trials
- 1
- Practice address
- 1100 9th Ave, Seattle, WA 98101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Virginia Mason Medical Center - HOPD
Acute Care Hospital outpatient department · Seattle, Washington
Find Dr. O'Malley's professional email, personal email and mobile number
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Dr. Meaghan W. O'Malley is a hematologist and oncologist in Seattle, Washington
Dr. O'Malley practices at Virginia Mason Medical Center - HOPD in Seattle, Washington.
Dr. O'Malley's NPI, 1508066002, was assigned on July 23, 2007. Dr. O'Malley holds Washington license MD60415815.
NPI and contact details
- NPI
- 1508066002NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032346499
- NPI enumeration date
- July 23, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Meaghan W. O'Malley practices at Virginia Mason Medical Center - HOPD in Seattle, Washington
Dr. O'Malley's primary practice is Virginia Mason Medical Center - HOPD, at 1100 9th Ave, Seattle, WA 98101.
- Virginia Mason Medical Center - HOPD1100 9th Ave, Seattle, WA 98101
Source: Dmand AI Affiliation Data
Dr. Meaghan W. O'Malley is affiliated with 6 sites of care and 2 medical groups
Dr. O'Malley's primary practice is Virginia Mason Medical Center - HOPD in Seattle, Washington. Dr. O'Malley is also affiliated with Virginia Mason Medical Center. The medical group on file is Franciscan Orthopedics - Silverdale. Dmand AI also links Dr. O'Malley to 1 more hospital, 2 group practices and clinics, 1 imaging center and 1 medical group, each named with a free account. Dr. O'Malley's employer is on file too: a hospital.
Virginia Mason Medical Center - HOPDPrimary
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Meaghan W. O'Malley's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. O'Malley practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Virginia Mason Medical Center - HOPD | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Meaghan W. O'Malley is one of 348 hematologists and oncologists in Washington
Hematology and oncology is Dr. O'Malley's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dmand AI has Dr. O'Malley's licenses on file in 2 states: Washington and Michigan.
Specialties and state licenses
- Hematology and oncology, WashingtonPrimary
- Student in an organized health care education/training program, Michigan
Hematologists and oncologists near Dr. O'Malley
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Meaghan W. O'Malley billed Medicare for 652 services in 2024
CMS data shows 652 Medicare services from Dr. O'Malley across 7 procedure codes in 2024, for 210 Medicare patients. Medicare paid $42,606 for them.
Medicare services, 2024652
Medicare patients210
Paid by Medicare$42,606
Procedure codes7
Dr. O'Malley's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4492024: 4177%
- Other services
- 2023: 02024: 182
- Surgery
- 2023: 472024: 5313%
Where Dr. O'Malley's Medicare services took place, 2024
- In an office20131%
- In a facility45169%
Dr. O'Malley compared with the Washington median for hematologists and oncologists, 2024
- Dr. O'Malley
- Washington median
- Medicare services
- 652vs 58511% above
- Medicare patients
- 210vs 18215% above
- Part D claims
- 435vs 28354% above
Medians across 310 hematologists and oncologists in Washington with Dmand AI profiles that report each measure.
Dr. O'Malley's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Meaghan W. O'Malley treated 210 Medicare patients in 2024, average age 75
CMS counts 210 Medicare patients who saw Dr. O'Malley in 2024. The largest group is 65 to 74, with 94 patients. 75% of them have cancer, and 54% have high blood pressure. Their average risk score is 1.29, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. O'Malley's median patient age at 72, with 87% women.
Medicare patients, 2024210
Average age75
Average risk score1.29
Dr. O'Malley's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. O'Malley's Medicare patients by sex, 2024
- Women16679%
- Men4421%
Chronic conditions among Dr. O'Malley's Medicare patients, 2024
- Cancer75%
- High blood pressure54%
- High cholesterol54%
- Arthritis41%
- Mood disorders24%
- Depression22%
- Osteoporosis20%
- Anxiety18%
Share of Medicare patients with each condition. A patient can have several.
Dr. O'Malley's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women87%
- Men12%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Meaghan W. O'Malley wrote 610 Medicare Part D claims in 2024
In 2024, Dr. O'Malley wrote 610 Medicare Part D claims for 177 patients. 90% of them were for generic drugs. CMS names the drug for 435 of them, across 8 drugs with 11 or more claims each, at $672,806 in total drug cost. In 2023, CMS named 552 claims across 11 drugs.
Part D claims, 2024610
Drugs named by CMS8
Total drug cost$672,806
Part D patients177
Dr. O'Malley's Part D claims by kind of drug, 2024
- Generic549 claims90%
- Brand-name and other61 claims10%
Dr. O'Malley's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. O'Malley's Part D claims, 2024
- Opioids2%14 of 610 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5522024: 43521%
Drugs named by CMS: 8 in 2024, 11 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Meaghan W. O'Malley offers telehealth to Medicare patients
Dr. O'Malley accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. O'Malley as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Meaghan W. O'Malley has 3 publications on record
Dmand AI links 3 papers to Dr. O'Malley, published from 2013 to 2020. The most frequent topics are Deoxycytidine, Gemcitabine and Lung Neoplasms. Dr. O'Malley's most frequent co-authors are Owen Alexander Thompson, MD and Dennis Whang, MD.
Papers3
Years published2013 to 2020
Topics Dr. O'Malley writes about most
- Deoxycytidine
- Gemcitabine
- Lung Neoplasms
- Neutropenia
- Smoking
Dr. O'Malley's most frequent co-authors
Recent publications by Dr. O'Malley
J Thorac Oncol
Antineoplastic AgentsCamptothecinCytochrome P-450 CYP1A1
See who Dr. O'Malley researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. O'Malley works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Meaghan W. O'Malley has worked on 1 clinical trial
Dmand AI links Dr. O'Malley to 1 clinical trial. Conditions studied include Breast Neoplasms and Breast Diseases.
Conditions in Dr. O'Malley's trials
- Breast Neoplasms
- Breast Diseases
Investigators on the most trials with Dr. O'Malley
- Kerin Bess Adelson, MD1 shared trial
- Hadeel Salim Assad, MD1 shared trial
- Sunil Babu, MD1 shared trial
Recent clinical trials with Dr. O'Malley
Breast NeoplasmsBreast DiseasesElacestrantStandard of Care
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Meaghan W. O'Malley received $1,137 in industry payments from 2018 to 2021
CMS Open Payments shows 3 general payments to Dr. O'Malley from 2 drug and device companies from 2018 to 2021. Consulting fees make up the largest share, 88% of the total. Puma Biotechnology, Inc. paid the most, $1,125.
General payments to Dr. O'Malley by program year, 2018 to 2021
General payments to Dr. O'Malley by kind, 2018 to 2021
$1.1Kin total
- Consulting fees$1,00088%
- Food and beverage$12511%
- Education$121%
Companies that paid Dr. O'Malley the most, 2018 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Meaghan W. O'Malley's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Meaghan W. O'Malley
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Meaghan W. O'Malley's NPI number?
Dr. Meaghan W. O'Malley's NPI number is 1508066002. It was assigned on July 23, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Meaghan W. O'Malley?
Dr. Meaghan W. O'Malley is a hematologist and oncologist in Seattle, Washington. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Meaghan W. O'Malley practice?
Dr. O'Malley practices at 1100 9th Ave, Seattle, WA 98101. Dr. O'Malley's primary practice is Virginia Mason Medical Center - HOPD in Seattle, Washington. Dmand AI also links Dr. O'Malley to 1 hospital, 2 group practices and clinics, 1 imaging center and 1 medical group.
What is Dr. Meaghan W. O'Malley's medical license number?
Dr. O'Malley holds Washington license MD60415815, one of the licenses on file in 2 states.
Which states has Dr. Meaghan W. O'Malley been licensed in?
Dmand AI has state licenses on file for Dr. O'Malley in Washington and Michigan.
Which hospitals is Dr. Meaghan W. O'Malley affiliated with?
Dr. O'Malley is affiliated with Virginia Mason Medical Center. Dmand AI links Dr. O'Malley to 1 more hospital.
What medical group is Dr. Meaghan W. O'Malley part of?
Dr. O'Malley is linked to Franciscan Orthopedics - Silverdale. Dmand AI links Dr. O'Malley to 1 more medical group.
Does Dr. Meaghan W. O'Malley accept Medicare?
Yes. CMS data shows Dr. O'Malley billed Medicare for 652 services in 2024, and Dr. O'Malley accepts Medicare assignment.
Does Dr. Meaghan W. O'Malley offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. O'Malley as offering telehealth services.
How many Medicare patients does Dr. Meaghan W. O'Malley see?
CMS counts 210 Medicare patients who saw Dr. O'Malley in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
What services does Dr. Meaghan W. O'Malley bill to Medicare?
In 2024, Dr. O'Malley's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99215).
What drugs does Dr. Meaghan W. O'Malley prescribe most?
In 2024 Medicare Part D data, Dr. O'Malley's most prescribed drugs by claims were Anastrozole, Tamoxifen Citrate and Gabapentin.
Has Dr. Meaghan W. O'Malley received payments from drug or device companies?
CMS Open Payments shows $1,137 in general payments to Dr. O'Malley from 2 companies from 2018 to 2021. The largest total came from Puma Biotechnology, Inc.
How long has Dr. Meaghan W. O'Malley been practicing?
Dr. O'Malley graduated from medical school in 2002, 24 years ago.
Does Dr. Meaghan W. O'Malley do research?
Dmand AI links 3 publications to Dr. O'Malley, published from 2013 to 2020. Dr. O'Malley has worked on 1 clinical trial.
Who does Dr. Meaghan W. O'Malley publish with?
Dr. O'Malley's most frequent co-authors are Owen Alexander Thompson, MD (1 shared paper) and Dennis Whang, MD (1 shared paper).
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