Dr. Alison Marie Bays, MD
- Medicare services, 2024
- 243
- Medicare patients, 2024
- 89
- Part D claims, 2024
- 512
- Publications
- 24
- MIPS score, 2024
- 94
- Practice address
- 325 9th Avenue, Seattle, WA 98104
- Practice phone
- Call (206) 744-9535
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bays' professional email, personal email and mobile number
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Dr. Alison Marie Bays is a rheumatologist in Seattle, Washington
Dr. Bays practices at Harborview Medical Center in Seattle, Washington, part of University of Washington.
Dr. Bays' NPI, 1720303654, was assigned on April 4, 2010. Dr. Bays graduated from Tulane University School of Medicine in 2010. Dr. Bays holds Washington license MD60299169.
- NPI
- 1720303654NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355655481
- NPI enumeration date
- April 4, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (206) 744-9535
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alison Marie Bays practices at Harborview Medical Center in Seattle, Washington
Dr. Bays' primary practice is Harborview Medical Center, at 325 9th Avenue, Seattle, WA 98104 in King County. The practice phone is (206) 744-9535.
- Harborview Medical Center325 9th Avenue, Seattle, WA 98104 · King CountyPhone(206) 744-9535
Source: Dmand AI Affiliation Data
Dr. Alison Marie Bays is affiliated with 3 sites of care and 1 medical group
Dr. Bays' primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dr. Bays is also affiliated with UW Medical Center - Montlake. The medical group on file is UW Physicians. Dmand AI also links Dr. Bays to 1 more hospital, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alison Marie Bays' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bays practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harborview Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alison Marie Bays is one of 156 rheumatologists in Washington
Rheumatology is Dr. Bays' primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Bays is licensed in Washington.
Specialties and state licenses
- Rheumatology, WashingtonPrimary
Rheumatologists near Dr. Bays
Counts of rheumatologists 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. Alison Marie Bays billed Medicare for 243 services in 2024
CMS data shows 243 Medicare services from Dr. Bays across 4 procedure codes in 2024, for 89 Medicare patients. Medicare paid $12,767 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bays' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1322024: 1342%
- Other services
- 2023: 02024: 109
Dr. Bays compared with the Washington median for rheumatologists, 2024
- Dr. Bays
- Washington median
- Medicare services
- 243vs 76368% below
- Medicare patients
- 89vs 20456% below
- Part D claims
- 401vs 92857% below
Medians across 159 rheumatologists in Washington with Dmand AI profiles that report each measure.
Dr. Bays' 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. Alison Marie Bays treated 89 Medicare patients in 2024, average age 69
CMS counts 89 Medicare patients who saw Dr. Bays in 2024. The largest group is 65 to 74, with 37 patients. 63% of them have high blood pressure, and 57% have arthritis. 38% are also on Medicaid. Their average risk score is 1.73, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Bays' median patient age at 54, with 65% women.
Dr. Bays' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Bays' Medicare patients by sex, 2024
- Women5461%
- Men3539%
Chronic conditions among Dr. Bays' Medicare patients, 2024
- High blood pressure63%
- Arthritis57%
- High cholesterol54%
- Mood disorders35%
- Depression33%
- Anxiety27%
- Chronic kidney disease26%
- Atrial fibrillation20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bays' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women65%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alison Marie Bays wrote 512 Medicare Part D claims in 2024
In 2024, Dr. Bays wrote 512 Medicare Part D claims for 74 patients. 69% of them were for generic drugs. CMS names the drug for 401 of them, across 15 drugs with 11 or more claims each, at $730,362 in total drug cost. In 2023, CMS named 479 claims across 14 drugs.
Dr. Bays' Part D claims by kind of drug, 2024
- Generic353 claims69%
- Brand-name and other159 claims31%
Dr. Bays' 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4792024: 40116%
Drugs named by CMS: 15 in 2024, 14 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. Alison Marie Bays scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Bays for performance year 2024, reported through an alternative payment model (APM). Dr. Bays accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bays as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Bays' MIPS scores, performance year 2024
- 94of 100Final score
- 74.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Alison Marie Bays has 24 publications on record
Dmand AI links 24 papers to Dr. Bays, published from 2012 to 2025. 2024 was the busiest year, with 5. The most frequent topics are Giant Cell Arteritis, Gout Suppressants and Ultrasonography. Dr. Bays has published most often in ACR Open Rheumatol. Dr. Bays' most frequent co-authors are Rayan J. Najjar, MD, MPH, Jean W. Liew, MD and Ingeborg A. Sacksen, MD.
Dr. Bays' papers by year, 2012 to 2025
Topics Dr. Bays writes about most
- Giant Cell Arteritis
- Gout Suppressants
- Ultrasonography
- Antirheumatic Agents
- Arthritis, Rheumatoid
- Carotid Intima-Media Thickness
- COVID-19
- Gout
Dr. Bays' most frequent co-authors
- Rayan J. Najjar, MD, MPH7 shared papers
- Jean W. Liew, MD6 shared papers
- Ingeborg A. Sacksen, MD4 shared papers
Recent publications by Dr. Bays
Clin Rheumatol
J Clin Rheumatol
Med Clin North Am
See who Dr. Bays researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Bays works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Alison Marie Bays received $111 in industry payments from 2017 to 2018
CMS Open Payments shows 2 general payments to Dr. Bays from 2 drug and device companies from 2017 to 2018. Education make up the largest share, 100% of the total. Genentech, Inc. paid the most, $95.
General payments to Dr. Bays by program year, 2017 to 2018
Companies that paid Dr. Bays the most, 2017 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alison Marie Bays graduated from Tulane University School of Medicine
Dr. Bays graduated from Tulane University School of Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alison Marie Bays'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 DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Alison Marie Bays
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. Alison Marie Bays' NPI number?
Dr. Alison Marie Bays' NPI number is 1720303654. It was assigned on April 4, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Alison Marie Bays?
Dr. Alison Marie Bays is a rheumatologist in Seattle, Washington. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Alison Marie Bays practice?
Dr. Bays practices at 325 9th Avenue, Seattle, WA 98104. Dr. Bays' primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dmand AI also links Dr. Bays to 1 hospital.
What is Dr. Alison Marie Bays' office phone number?
The practice phone on file for Dr. Bays is (206) 744-9535.
What is Dr. Alison Marie Bays' medical license number?
Dr. Bays holds Washington license MD60299169.
Which hospitals is Dr. Alison Marie Bays affiliated with?
Dr. Bays practices at Harborview Medical Center in Seattle, Washington. Dr. Bays is also affiliated with UW Medical Center - Montlake. Dmand AI links Dr. Bays to 1 more hospital.
What medical group is Dr. Alison Marie Bays part of?
Dr. Bays is linked to UW Physicians.
Does Dr. Alison Marie Bays accept Medicare?
Yes. CMS data shows Dr. Bays billed Medicare for 243 services in 2024, and Dr. Bays accepts Medicare assignment.
Does Dr. Alison Marie Bays offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Bays as offering telehealth services.
What is Dr. Alison Marie Bays' MIPS score?
Dr. Bays' MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Alison Marie Bays see?
CMS counts 89 Medicare patients who saw Dr. Bays in 2024, with an average age of 69.
What services does Dr. Alison Marie Bays bill to Medicare?
In 2024, Dr. Bays' most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99215).
Where did Dr. Alison Marie Bays go to medical school?
Dr. Bays graduated from Tulane University School of Medicine in 2010.
What drugs does Dr. Alison Marie Bays prescribe most?
In 2024 Medicare Part D data, Dr. Bays' most prescribed drugs by claims were Prednisone, Methotrexate and Hydroxychloroquine Sulfate.
Has Dr. Alison Marie Bays received payments from drug or device companies?
CMS Open Payments shows $111 in general payments to Dr. Bays from 2 companies from 2017 to 2018. The largest total came from Genentech, Inc.
How long has Dr. Alison Marie Bays been practicing?
Dr. Bays graduated from medical school in 2010, 16 years ago.
Does Dr. Alison Marie Bays do research?
Dmand AI links 24 publications to Dr. Bays, published from 2012 to 2025.
Who does Dr. Alison Marie Bays publish with?
Dr. Bays' most frequent co-authors are Rayan J. Najjar, MD, MPH (7 shared papers), Jean W. Liew, MD (6 shared papers) and Ingeborg A. Sacksen, MD (4 shared papers).
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