Dr. Elizabeth Diane Loy, MD
- Medicare services, 2024
- 1,033
- Medicare patients, 2024
- 317
- Part D claims, 2024
- 441
- Publications
- 2
- MIPS score, 2024
- 81
- Practice address
- 1 Audubon Plaza Dr, Louisville, KY 40217
- Practice phone
- Call (502) 636-7111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Norton Women's and Children's Hospital
Louisville, Kentucky
Find Dr. Loy's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Elizabeth Diane Loy is an internist in Louisville, Kentucky
Dr. Loy practices at Norton Women's and Children's Hospital in Louisville, Kentucky.
Dr. Loy's NPI, 1922050103, was assigned on May 16, 2006. Dr. Loy graduated from University of Louisville School of Medicine in 1987. Dr. Loy holds Kentucky license 25249.
- NPI
- 1922050103NPI Registry (opens in a new tab)
- NPI enumeration date
- May 16, 2006
- NPI status
- Active
- Practice phone
- (502) 636-7111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Elizabeth Diane Loy practices at Norton Women's and Children's Hospital in Louisville, Kentucky
Dr. Loy's primary practice is Norton Women's and Children's Hospital, at 1 Audubon Plaza Dr, Louisville, KY 40217 in Jefferson County. The practice phone is (502) 636-7111.
- Norton Women's and Children's Hospital1 Audubon Plaza Dr, Louisville, KY 40217 · Jefferson CountyPhone(502) 636-7111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Elizabeth Diane Loy is affiliated with 2 sites of care and 1 medical group
Dr. Loy's primary practice is Norton Women's and Children's Hospital in Louisville, Kentucky. Dr. Loy is also affiliated with Norton Hospital. The medical group on file is Norton Community Medical Associates.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Elizabeth Diane Loy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Loy practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Norton Women's and Children's Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Elizabeth Diane Loy is one of 1,380 internists in Kentucky
Internal medicine is Dr. Loy's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Loy is licensed in Kentucky.
Specialties and state licenses
- Internal medicine, KentuckyPrimary
Internists near Dr. Loy
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
Dr. Elizabeth Diane Loy billed Medicare for 1,033 services in 2024
CMS data shows 1,033 Medicare services from Dr. Loy across 7 procedure codes in 2024, for 317 Medicare patients. Medicare paid $86,546 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Loy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8632024: 1,00717%
- Other services
- 2023: 02024: 26
Dr. Loy compared with the Kentucky median for internists, 2024
- Dr. Loy
- Kentucky median
- Medicare services
- 1,033vs 61369% above
- Medicare patients
- 317vs 22342% above
- Part D claims
- 149vs 36860% below
Medians across 1,380 internists in Kentucky with Dmand AI profiles that report each measure.
Dr. Loy'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.
Need commercial claims for Dr. Loy?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Loy and other internists in Kentucky.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Elizabeth Diane Loy treated 317 Medicare patients in 2024, average age 76
CMS counts 317 Medicare patients who saw Dr. Loy in 2024. The largest group is 75 to 84, with 124 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 2.58, 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. Loy's median patient age at 72, with 50% women.
Dr. Loy's Medicare patients by age, 2024
Dr. Loy's Medicare patients by sex, 2024
- Women17756%
- Men14044%
Chronic conditions among Dr. Loy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Heart failure55%
- Ischemic heart disease54%
- Chronic kidney disease53%
- Anxiety49%
- Mood disorders47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Loy'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
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Elizabeth Diane Loy wrote 441 Medicare Part D claims in 2024
In 2024, Dr. Loy wrote 441 Medicare Part D claims for 183 patients. 84% of them were for generic drugs. CMS names the drug for 149 of them, across 10 drugs with 11 or more claims each, at $9,737 in total drug cost. In 2023, CMS named 147 claims across 10 drugs.
Dr. Loy's Part D claims by kind of drug, 2024
- Generic370 claims84%
- Brand-name and other71 claims16%
Dr. Loy'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. Loy's Part D claims, 2024
- Opioids6%26 of 441 claims
- Antibiotics7%32 of 441 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: 1472024: 1491%
Drugs named by CMS: 10 in 2024, 10 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. Elizabeth Diane Loy scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Loy for performance year 2024, reported as part of a group.
Dr. Loy's MIPS scores, performance year 2024
- 81of 100Final score
- 63.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 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. Elizabeth Diane Loy has 2 publications on record
Dmand AI links 2 papers to Dr. Loy, published from 2011 to 2012. Dr. Loy's most frequent co-authors are Matthew Deardorff, MD, PhD, Antonie D. Kline, MD and Davut Pehlivan, MD.
Dr. Loy's most frequent co-authors
- Matthew Deardorff, MD, PhD2 shared papers
- Antonie D. Kline, MD1 shared paper
- Davut Pehlivan, MD1 shared paper
Recent publications by Dr. Loy
See who Dr. Loy researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Loy works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Elizabeth Diane Loy received $2,064 in industry payments from 2016 to 2024
CMS Open Payments shows 106 general payments to Dr. Loy from 20 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Inari Medical, Inc. paid the most, $428.
General payments to Dr. Loy by program year, 2016 to 2024
Companies that paid Dr. Loy the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Elizabeth Diane Loy graduated from University of Louisville School of Medicine
Dr. Loy graduated from University of Louisville School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Elizabeth Diane Loy'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 | 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. Elizabeth Diane Loy
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. Elizabeth Diane Loy's NPI number?
Dr. Elizabeth Diane Loy's NPI number is 1922050103. It was assigned on May 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Elizabeth Diane Loy?
Dr. Elizabeth Diane Loy is an internist in Louisville, Kentucky. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Elizabeth Diane Loy practice?
Dr. Loy practices at 1 Audubon Plaza Dr, Louisville, KY 40217. Dr. Loy's primary practice is Norton Women's and Children's Hospital in Louisville, Kentucky.
What is Dr. Elizabeth Diane Loy's office phone number?
The practice phone on file for Dr. Loy is (502) 636-7111.
What is Dr. Elizabeth Diane Loy's medical license number?
Dr. Loy holds Kentucky license 25249.
Which hospitals is Dr. Elizabeth Diane Loy affiliated with?
Dr. Loy is affiliated with Norton Hospital.
What medical group is Dr. Elizabeth Diane Loy part of?
Dr. Loy is linked to Norton Community Medical Associates.
Does Dr. Elizabeth Diane Loy accept Medicare?
Yes. CMS data shows Dr. Loy billed Medicare for 1,033 services in 2024.
What is Dr. Elizabeth Diane Loy's MIPS score?
Dr. Loy's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Dr. Elizabeth Diane Loy see?
CMS counts 317 Medicare patients who saw Dr. Loy in 2024, with an average age of 76.
Show 7 more questionsShow fewer questions
What services does Dr. Elizabeth Diane Loy bill to Medicare?
In 2024, Dr. Loy's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99223).
Where did Dr. Elizabeth Diane Loy go to medical school?
Dr. Loy graduated from University of Louisville School of Medicine in 1987.
What drugs does Dr. Elizabeth Diane Loy prescribe most?
In 2024 Medicare Part D data, Dr. Loy's most prescribed drugs by claims were Prednisone, Eliquis and Furosemide.
Has Dr. Elizabeth Diane Loy received payments from drug or device companies?
CMS Open Payments shows $2,064 in general payments to Dr. Loy from 20 companies from 2016 to 2024. The largest total came from Inari Medical, Inc.
How long has Dr. Elizabeth Diane Loy been practicing?
Dr. Loy graduated from medical school in 1987, 39 years ago.
Does Dr. Elizabeth Diane Loy do research?
Dmand AI links 2 publications to Dr. Loy, published from 2011 to 2012.
Who does Dr. Elizabeth Diane Loy publish with?
Dr. Loy's most frequent co-authors are Matthew Deardorff, MD, PhD (2 shared papers), Antonie D. Kline, MD (1 shared paper) and Davut Pehlivan, MD (1 shared paper).
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