Dr. Nathan David Cass, MD
- Medicare services, 2024
- 582
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 194
- Publications
- 41
- MIPS score, 2024
- 86
- Practice address
- 800 Rose Street, Lexington, KY 40536
- Practice phone
- Call (859) 257-2278
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Cass' professional email, personal email and mobile number
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Dr. Nathan David Cass is an otology and neurotology physician in Lexington, Kentucky
Dr. Cass practices at University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky, part of University of Kentucky HealthCare.
Dr. Cass' NPI, 1518385566, was assigned on April 6, 2014. Dr. Cass graduated from Ohio State University College of Medicine in 2014. Dr. Cass holds Kentucky license 56685.
- NPI
- 1518385566NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688990120
- NPI enumeration date
- April 6, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (859) 257-2278
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathan David Cass practices at University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky
Dr. Cass' primary practice is University of Kentucky Albert B. Chandler Hospital, at 800 Rose Street, Lexington, KY 40536 in Fayette County. The practice phone is (859) 257-2278.
- University of Kentucky Albert B. Chandler Hospital800 Rose Street, Lexington, KY 40536 · Fayette CountyPhone(859) 257-2278
Source: Dmand AI Affiliation Data
Dr. Nathan David Cass is affiliated with 3 sites of care and 2 medical groups
Dr. Cass' primary practice is University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky, part of University of Kentucky HealthCare. The medical group on file is UK HealthCare. Dmand AI also links Dr. Cass to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathan David Cass' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cass practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Kentucky Albert B. Chandler Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nathan David Cass is one of 3 otologys and neurotology physicians in Kentucky
Otology and neurotology is Dr. Cass' primary specialty in the NPI Registry, under taxonomy code 207YX0901X. Dmand AI has Dr. Cass' licenses on file in 2 states: Kentucky and Michigan.
Specialties and state licenses
- Otology and neurotology, KentuckyPrimary
- Otolaryngology, Michigan
Otologys and neurotology physicians near Dr. Cass
Counts of otologys and neurotology physicians 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. Nathan David Cass billed Medicare for 582 services in 2024
CMS data shows 582 Medicare services from Dr. Cass across 6 procedure codes in 2024, for 208 Medicare patients. Medicare paid $32,088 for them. Every service was in an office.
Dr. Cass' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2762024: 31012%
- Tests and treatments
- 2023: 2002024: 22312%
- Surgery
- 2023: 432024: 4914%
Dr. Cass' 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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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Nathan David Cass treated 208 Medicare patients in 2024, average age 71
CMS counts 208 Medicare patients who saw Dr. Cass in 2024. The largest group is 65 to 74, with 94 patients. 75% of them have high blood pressure, and 68% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Cass' median patient age at 70, with 58% women.
Dr. Cass' Medicare patients by age, 2024
Dr. Cass' Medicare patients by sex, 2024
- Women11555%
- Men9345%
Chronic conditions among Dr. Cass' Medicare patients, 2024
- High blood pressure75%
- High cholesterol68%
- Arthritis53%
- Diabetes29%
- Anxiety28%
- Ischemic heart disease27%
- Mood disorders25%
- COPD22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Cass' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan David Cass wrote 194 Medicare Part D claims in 2024
In 2024, Dr. Cass wrote 194 Medicare Part D claims for 101 patients. 86% of them were for generic drugs. CMS names the drug for 127 of them, across 5 drugs with 11 or more claims each, at $7,858 in total drug cost. In 2023, CMS named 126 claims across 5 drugs.
Dr. Cass' Part D claims by kind of drug, 2024
- Generic166 claims86%
- Brand-name28 claims14%
Dr. Cass' 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: 1262024: 1271%
Drugs named by CMS: 5 in 2024, 5 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. Nathan David Cass scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Cass for performance year 2024, reported as part of a group. Dr. Cass accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Cass' MIPS scores, performance year 2024
- 86of 100Final score
- 68.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 72of 100Cost
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. Nathan David Cass has 41 publications on record
Dmand AI links 41 papers to Dr. Cass, published from 2015 to 2025. 2022 was the busiest year, with 9. The most frequent topics are Neuroma, Acoustic, Cochlear Implantation and Cochlear Implants. Dr. Cass has published most often in Otol Neurotol. Dr. Cass' most frequent co-authors are David S. Haynes, MD, Kareem Tawfik, MD and Marc L. Bennett, MD.
Dr. Cass' papers by year, 2015 to 2025
Topics Dr. Cass writes about most
- Neuroma, Acoustic
- Cochlear Implantation
- Cochlear Implants
- Hearing
- Otolaryngology
- Cochlea
- Speech Perception
- Audiometry, Pure-Tone
Dr. Cass' most frequent co-authors
- David S. Haynes, MD16 shared papers
- Kareem Tawfik, MD12 shared papers
- Marc L. Bennett, MD11 shared papers
Recent publications by Dr. Cass
Otolaryngol Head Neck Surg
Otol Neurotol
Otol Neurotol
See who Dr. Cass researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cass works with, so you can find a warm path to the right otologys and neurotology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nathan David Cass received $5,027 in industry payments from 2018 to 2025
CMS Open Payments shows 38 general payments to Dr. Cass from 6 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 44% of the total. Stryker Corporation paid the most, $2,374.
General payments to Dr. Cass by program year, 2018 to 2025
General payments to Dr. Cass by kind, 2018 to 2025
- Food and beverage$2,19344%
- Travel and lodging$1,93538%
- Education$50010%
- Consulting fees$4008%
Companies that paid Dr. Cass the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nathan David Cass graduated from Ohio State University College of Medicine
Dr. Cass graduated from Ohio State University College of Medicine in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nathan David Cass'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) |
| 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. Nathan David Cass
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. Nathan David Cass' NPI number?
Dr. Nathan David Cass' NPI number is 1518385566. It was assigned on April 6, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan David Cass?
Dr. Nathan David Cass is an otology and neurotology physician in Lexington, Kentucky. The primary specialty in the NPI Registry is Otology & Neurotology Physician (taxonomy code 207YX0901X).
Where does Dr. Nathan David Cass practice?
Dr. Cass practices at 800 Rose Street, Lexington, KY 40536. Dr. Cass' primary practice is University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky, part of University of Kentucky HealthCare. Dmand AI also links Dr. Cass to 2 group practices and clinics and 1 medical group.
What is Dr. Nathan David Cass' office phone number?
The practice phone on file for Dr. Cass is (859) 257-2278.
What is Dr. Nathan David Cass' medical license number?
Dr. Cass holds Kentucky license 56685, one of the licenses on file in 2 states.
Which states has Dr. Nathan David Cass been licensed in?
Dmand AI has state licenses on file for Dr. Cass in Kentucky and Michigan.
Which hospitals is Dr. Nathan David Cass affiliated with?
Dr. Cass practices at University of Kentucky Albert B. Chandler Hospital in Lexington, Kentucky.
What medical group is Dr. Nathan David Cass part of?
Dr. Cass is linked to UK HealthCare. Dmand AI links Dr. Cass to 1 more medical group.
Does Dr. Nathan David Cass accept Medicare?
Yes. CMS data shows Dr. Cass billed Medicare for 582 services in 2024, and Dr. Cass accepts Medicare assignment.
What is Dr. Nathan David Cass' MIPS score?
Dr. Cass' MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Nathan David Cass see?
CMS counts 208 Medicare patients who saw Dr. Cass in 2024, with an average age of 71.
What services does Dr. Nathan David Cass bill to Medicare?
In 2024, Dr. Cass' most billed Medicare services were ear, nose and throat service (92504), office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Nathan David Cass go to medical school?
Dr. Cass graduated from Ohio State University College of Medicine in 2014.
What drugs does Dr. Nathan David Cass prescribe most?
In 2024 Medicare Part D data, Dr. Cass' most prescribed drugs by claims were Ciprofloxacin-Dexamethasone, Ofloxacin and Mometasone Furoate.
Has Dr. Nathan David Cass received payments from drug or device companies?
CMS Open Payments shows $5,027 in general payments to Dr. Cass from 6 companies from 2018 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Nathan David Cass been practicing?
Dr. Cass graduated from medical school in 2014, 12 years ago.
Does Dr. Nathan David Cass do research?
Dmand AI links 41 publications to Dr. Cass, published from 2015 to 2025.
Who does Dr. Nathan David Cass publish with?
Dr. Cass' most frequent co-authors are David S. Haynes, MD (16 shared papers), Kareem Tawfik, MD (12 shared papers) and Marc L. Bennett, MD (11 shared papers).
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