Rebecca Joyce Abay

  • Seattle, WA
  • Internist
NPI1528565520PAC ID4183033582
Medicare services, 2024
239
Medicare patients, 2024
118
Part D claims, 2024
56
MIPS score, 2024
94
Hospital affiliations
2
Practice address
1959 NE Pacific St Box 356151, Seattle, WA 98195
Practice phone
Call (206) 598-3300
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UW Medical Center - Montlake

Hospital · Seattle, Washington

See all 4 affiliations

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Rebecca Joyce Abay is an internist in Seattle, Washington

Rebecca Abay practices at UW Medical Center - Montlake in Seattle, Washington, part of University of Washington.

Rebecca Abay's NPI, 1528565520, was assigned on April 7, 2018. Rebecca Abay holds Washington license MD61087772.

NPI and contact details
Medicare PAC ID
4183033582
NPI enumeration date
April 7, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(206) 598-3300
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
31
Medical school graduation
2021

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Rebecca Joyce Abay practices at UW Medical Center - Montlake in Seattle, Washington

Rebecca Abay's primary practice is UW Medical Center - Montlake, at 1959 NE Pacific St Box 356151, Seattle, WA 98195 in King County. The practice phone is (206) 598-3300.

Source: Dmand AI Affiliation Data

Rebecca Joyce Abay is affiliated with 3 sites of care and 1 medical group

Rebecca Abay's primary practice is UW Medical Center - Montlake in Seattle, Washington, part of University of Washington. The medical group on file is UW Physicians. Dmand AI also links Rebecca Abay to 1 more hospital and 1 hospital outpatient department, each named with a free account.

See all 4 affiliations for Rebecca Abay

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Rebecca Joyce Abay's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Rebecca Abay practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UW Medical Center - MontlakeAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Rebecca Joyce Abay is one of 2,689 internists in Washington

Internal medicine is Rebecca Abay's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Rebecca Abay is licensed in Washington.

Specialties and state licenses

  • Internal medicine, WashingtonPrimaryLicense MD61087772 · taxonomy 207R00000X

Internists near Rebecca Abay

Counts of internists 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

Rebecca Joyce Abay billed Medicare for 239 services in 2024

CMS data shows 239 Medicare services from Rebecca Abay across 6 procedure codes in 2024, for 118 Medicare patients. Medicare paid $22,232 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024239
Medicare patients118
Paid by Medicare$22,232
Procedure codes6

Rebecca Abay's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3162024: 23924%

Rebecca Abay compared with the Washington median for internists, 2024

  • Rebecca Abay
  • Washington median
Medicare services
239vs 36434% below
Medicare patients
118vs 16528% below
Part D claims
34vs 18281% below

Medians across 2,604 internists in Washington with Dmand AI profiles that report each measure.

Rebecca Abay'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

Rebecca Joyce Abay treated 118 Medicare patients in 2024, average age 71

CMS counts 118 Medicare patients who saw Rebecca Abay in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 2.42, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Rebecca Abay's median patient age at 66, with 50% women.

Medicare patients, 2024118
Average age71
Average risk score2.42
Also on Medicaid19%

Rebecca Abay's Medicare patients by age, 2024

Rebecca Abay's Medicare patients by sex, 2024

  • Women5647%
  • Men6253%

Chronic conditions among Rebecca Abay's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis51%
  4. Chronic kidney disease51%
  5. Mood disorders51%
  6. Depression48%
  7. Diabetes47%
  8. Ischemic heart disease46%

Share of Medicare patients with each condition. A patient can have several.

Rebecca Abay's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women50%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Rebecca Joyce Abay wrote 56 Medicare Part D claims in 2024

In 2024, Rebecca Abay wrote 56 Medicare Part D claims for 20 patients. 89% of them were for generic drugs. CMS names the drug for 34 of them, across 3 drugs with 11 or more claims each, at $465 in total drug cost. In 2020, CMS named 96 claims across 6 drugs.

Part D claims, 202456
Drugs named by CMS3
Total drug cost$465
Part D patients20

Rebecca Abay's Part D claims by kind of drug, 2024

  • Generic50 claims89%
  • Brand-name and other6 claims11%

Rebecca Abay's most prescribed drugs by claims, 2021

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 Rebecca Abay's Part D claims, 2024

  • Antibiotics23%13 of 56 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, 2020 to 2021

  • 2020
  • 2021
Claims for drugs CMS names
2020: 962021: 3465%

Drugs named by CMS: 3 in 2021, 6 in 2020.

See all prescribing by Rebecca Abay

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

Rebecca Joyce Abay 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 Rebecca Abay for performance year 2024, reported through an alternative payment model (APM). Rebecca Abay accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Rebecca Abay's 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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Sources for Rebecca Joyce Abay's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Rebecca Joyce Abay

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Rebecca Joyce Abay's NPI number?

Rebecca Joyce Abay's NPI number is 1528565520. It was assigned on April 7, 2018, and it is active in the NPI Registry.

What does Rebecca Joyce Abay specialize in?

Rebecca Joyce Abay is an internist in Seattle, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Rebecca Joyce Abay practice?

Rebecca Abay practices at 1959 NE Pacific St Box 356151, Seattle, WA 98195. Rebecca Abay's primary practice is UW Medical Center - Montlake in Seattle, Washington, part of University of Washington. Dmand AI also links Rebecca Abay to 1 hospital and 1 hospital outpatient department.

What is Rebecca Joyce Abay's office phone number?

The practice phone on file for Rebecca Abay is (206) 598-3300.

What is Rebecca Joyce Abay's medical license number?

Rebecca Abay holds Washington license MD61087772.

Which hospitals is Rebecca Joyce Abay affiliated with?

Rebecca Abay practices at UW Medical Center - Montlake in Seattle, Washington. Dmand AI links Rebecca Abay to 1 more hospital.

What medical group is Rebecca Joyce Abay part of?

Rebecca Abay is linked to UW Physicians.

Does Rebecca Joyce Abay accept Medicare?

Yes. CMS data shows Rebecca Abay billed Medicare for 239 services in 2024, and Rebecca Abay accepts Medicare assignment.

What is Rebecca Joyce Abay's MIPS score?

Rebecca Abay's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Rebecca Joyce Abay see?

CMS counts 118 Medicare patients who saw Rebecca Abay in 2024, with an average age of 71.

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What services does Rebecca Joyce Abay bill to Medicare?

In 2024, Rebecca Abay's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99222).

What drugs does Rebecca Joyce Abay prescribe most?

In 2021 Medicare Part D data, Rebecca Abay's most prescribed drugs by claims were Amlodipine Besylate, Omeprazole and Sertraline HCl.

How long has Rebecca Joyce Abay been practicing?

Rebecca Abay graduated from medical school in 2021, 5 years ago.

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