Dr. Wendy A. Breyer, MD

  • Ashland, KY
  • Hematologist and oncologist
NPI1417995911
Medicare services, 2024
15
Medicare patients, 2024
23
Part D claims, 2024
116
MIPS score, 2024
87
Industry payments
$2,630
Practice address
2201 Lexington Ave, Ashland, KY 41101
Practice phone
Call (606) 408-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UK King's Daughters

Ashland, Kentucky

See all 4 affiliations

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Dr. Wendy A. Breyer is a hematologist and oncologist in Ashland, Kentucky

Dr. Breyer practices at UK King's Daughters in Ashland, Kentucky.

Dr. Breyer's NPI, 1417995911, was assigned on June 4, 2006. Dr. Breyer holds Utah license 48342921205.

NPI and contact details
NPI enumeration date
June 4, 2006
NPI status
Active
Practice phone
(606) 408-4000
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
60
Medical school graduation
1992

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Wendy A. Breyer practices at UK King's Daughters in Ashland, Kentucky

Dr. Breyer's primary practice is UK King's Daughters, at 2201 Lexington Ave, Ashland, KY 41101 in Boyd County. The practice phone is (606) 408-4000.

  • UK King's Daughters
    2201 Lexington Ave, Ashland, KY 41101 · Boyd CountyPhone(606) 408-4000

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Wendy A. Breyer is affiliated with 2 sites of care and 2 medical groups

Dr. Breyer's primary practice is UK King's Daughters in Ashland, Kentucky. The medical group on file is Intermountain Health. Dmand AI also links Dr. Breyer to 1 more group practice or clinic and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Breyer

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Wendy A. Breyer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Breyer practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UK King's DaughtersAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Wendy A. Breyer is one of 150 hematologists and oncologists in Kentucky

Hematology and oncology is Dr. Breyer's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dmand AI has Dr. Breyer's licenses on file in 2 states: Utah and Washington.

Specialties and state licenses

  • Hematology and oncology, UtahPrimaryLicense 48342921205 · taxonomy 207RH0003X
  • Washington licenseLicense MD60891954

Hematologists and oncologists near Dr. Breyer

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. Wendy A. Breyer billed Medicare for 15 services in 2024

CMS data shows 15 Medicare services from Dr. Breyer across 1 procedure code in 2024, all of them office visits, for 23 Medicare patients. Medicare paid $142 for them. Every service was in an office.

Medicare services, 202415
Medicare patients23
Paid by Medicare$142
Procedure codes1

Dr. Breyer's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1312024: 1589%

Dr. Breyer compared with the Kentucky median for hematologists and oncologists, 2024

  • Dr. Breyer
  • Kentucky median
Medicare services
15vs 87198% below
Medicare patients
23vs 27492% below
Part D claims
151vs 83282% below

Medians across 145 hematologists and oncologists in Kentucky with Dmand AI profiles that report each measure.

Dr. Breyer'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.

See all procedures by Dr. Breyer

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Wendy A. Breyer treated 23 Medicare patients in 2024, average age 73

CMS counts 23 Medicare patients who saw Dr. Breyer in 2024. The largest group is 75 to 84, with 12 patients. 75% of them have high blood pressure, and 70% have cancer. Their average risk score is 3.71, 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. Breyer's median patient age at 69, with 42% women.

Medicare patients, 202423
Average age73
Average risk score3.71

Dr. Breyer's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Breyer's Medicare patients, 2024

  1. High blood pressure75%
  2. Cancer70%
  3. Arthritis57%
  4. High cholesterol52%

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

Dr. Breyer's patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women42%
  • Men58%

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

Dr. Wendy A. Breyer wrote 116 Medicare Part D claims in 2024

In 2024, Dr. Breyer wrote 116 Medicare Part D claims for 54 patients. 42% of them were for generic drugs. They cover 9 drugs, with $966,508 in total drug cost. In 2022, CMS named 11 claims across 1 drug.

Part D claims, 2024116
Drugs named by CMS9
Total drug cost$966,508
Part D patients54

Dr. Breyer's Part D claims by kind of drug, 2024

  • Generic49 claims42%
  • Brand-name67 claims58%

Dr. Breyer's most prescribed drugs by claims, 2023

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, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 112023: 1511273%

Drugs named by CMS: 9 in 2023, 1 in 2022.

See all prescribing by Dr. Breyer

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. Wendy A. Breyer scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Breyer for performance year 2024, reported as part of a group.

Dr. Breyer's MIPS scores, performance year 2024

  • 87of 100Final score
  • 81.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 76of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Wendy A. Breyer received $2,630 in industry payments from 2016 to 2025

CMS Open Payments shows 166 general payments to Dr. Breyer from 31 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 92% of the total. Genentech, Inc. paid the most, $444.

General payments to Dr. Breyer by program year, 2016 to 2025

General payments to Dr. Breyer by kind, 2016 to 2025

$2.6Kin total
  • Food and beverage$2,43292%
  • Education$1445%
  • Entertainment$542%

Companies that paid Dr. Breyer the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Breyer

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Wendy A. Breyer'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (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 Dr. Wendy A. Breyer

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. Wendy A. Breyer's NPI number?

Dr. Wendy A. Breyer's NPI number is 1417995911. It was assigned on June 4, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Wendy A. Breyer?

Dr. Wendy A. Breyer is a hematologist and oncologist in Ashland, Kentucky. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Wendy A. Breyer practice?

Dr. Breyer practices at 2201 Lexington Ave, Ashland, KY 41101. Dr. Breyer's primary practice is UK King's Daughters in Ashland, Kentucky. Dmand AI also links Dr. Breyer to 1 group practice or clinic and 1 medical group.

What is Dr. Wendy A. Breyer's office phone number?

The practice phone on file for Dr. Breyer is (606) 408-4000.

What is Dr. Wendy A. Breyer's medical license number?

Dr. Breyer holds Utah license 48342921205, one of the licenses on file in 2 states.

Which states has Dr. Wendy A. Breyer been licensed in?

Dmand AI has state licenses on file for Dr. Breyer in Utah and Washington.

What medical group is Dr. Wendy A. Breyer part of?

Dr. Breyer is linked to Intermountain Health. Dmand AI links Dr. Breyer to 1 more medical group.

Does Dr. Wendy A. Breyer accept Medicare?

Yes. CMS data shows Dr. Breyer billed Medicare for 15 services in 2024.

What is Dr. Wendy A. Breyer's MIPS score?

Dr. Breyer's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

How many Medicare patients does Dr. Wendy A. Breyer see?

CMS counts 23 Medicare patients who saw Dr. Breyer in 2024, with an average age of 73.

Show 4 more questionsShow fewer questions

What services does Dr. Wendy A. Breyer bill to Medicare?

In 2024, Dr. Breyer's most billed Medicare services were office visit, established patient (99215).

What drugs does Dr. Wendy A. Breyer prescribe most?

In 2023 Medicare Part D data, Dr. Breyer's most prescribed drugs by claims were Acyclovir, Revlimid and Ondansetron ODT.

Has Dr. Wendy A. Breyer received payments from drug or device companies?

CMS Open Payments shows $2,630 in general payments to Dr. Breyer from 31 companies from 2016 to 2025. The largest total came from Genentech, Inc.

How long has Dr. Wendy A. Breyer been practicing?

Dr. Breyer graduated from medical school in 1992, 34 years ago.

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