Cell DifferentiationDisease Models, AnimalMuscle, Skeletal
Dr. Chad A. Zarse, MD
NPI1366677320PAC ID2163669201
- Medicare services, 2024
- 826
- Medicare patients, 2024
- 283
- Part D claims, 2024
- 923
- Publications
- 2
- Hospital affiliations
- 4
- Practice address
- 250 N Shadeland Ave, Indianapolis, IN 46219
- Practice phone
- Call (317) 423-0956
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Speedway Dialysis
Indianapolis, Indiana
Find Dr. Zarse's professional email, personal email and mobile number
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Dr. Chad A. Zarse is a nephrologist in Indianapolis, Indiana
Dr. Zarse practices at Speedway Dialysis in Indianapolis, Indiana.
Dr. Zarse's NPI, 1366677320, was assigned on May 20, 2009. Dr. Zarse graduated from Indiana University School of Medicine in 2009. Dr. Zarse holds Indiana license 01071689A.
NPI and contact details
- NPI
- 1366677320NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163669201
- NPI enumeration date
- May 20, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (317) 423-0956
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chad A. Zarse practices at Speedway Dialysis in Indianapolis, Indiana
Dr. Zarse's primary practice is Speedway Dialysis, at 250 N Shadeland Ave, Indianapolis, IN 46219 in Marion County. The practice phone is (317) 423-0956.
- Speedway Dialysis250 N Shadeland Ave, Indianapolis, IN 46219 · Marion CountyPhone(317) 423-0956
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Chad A. Zarse is affiliated with 12 sites of care and 2 medical groups
Dr. Zarse's primary practice is Speedway Dialysis in Indianapolis, Indiana. Dr. Zarse is also affiliated with IU Health Methodist Hospital. The medical group on file is IU Health Medical Group. Dmand AI also links Dr. Zarse to 3 more hospitals, 5 dialysis centers, 2 group practices and clinics and 1 medical group, each named with a free account.
Speedway DialysisPrimary
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. Chad A. Zarse's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zarse practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Speedway Dialysis | Available with a free account |
| +11 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chad A. Zarse is one of 197 nephrologists in Indiana
Nephrology is Dr. Zarse's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Zarse is licensed in Indiana.
Specialties and state licenses
- Nephrology, IndianaPrimary
Nephrologists near Dr. Zarse
Counts of nephrologists 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. Chad A. Zarse billed Medicare for 826 services in 2024
CMS data shows 826 Medicare services from Dr. Zarse across 10 procedure codes in 2024, for 283 Medicare patients. Medicare paid $87,084 for them.
Medicare services, 2024826
Medicare patients283
Paid by Medicare$87,084
Procedure codes10
Dr. Zarse's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5422024: 5076%
- Tests and treatments
- 2023: 1592024: 19825%
- Other services
- 2023: 02024: 121
Where Dr. Zarse's Medicare services took place, 2024
- In an office47157%
- In a facility35543%
Dr. Zarse compared with the Indiana median for nephrologists, 2024
- Dr. Zarse
- Indiana median
- Medicare services
- 826vs 91910% below
- Medicare patients
- 283vs 34217% below
- Part D claims
- 838vs 823Close to median
Medians across 204 nephrologists in Indiana with Dmand AI profiles that report each measure.
Dr. Zarse'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. Zarse?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zarse and other nephrologists in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chad A. Zarse treated 283 Medicare patients in 2024, average age 72
CMS counts 283 Medicare patients who saw Dr. Zarse in 2024. The largest group is 65 to 74, with 104 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 22% are also on Medicaid. Their average risk score is 3.97, 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. Zarse's median patient age at 68, with 49% women.
Medicare patients, 2024283
Average age72
Average risk score3.97
Also on Medicaid22%
Dr. Zarse's Medicare patients by age, 2024
Dr. Zarse's Medicare patients by sex, 2024
- Women12845%
- Men15555%
Chronic conditions among Dr. Zarse's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes57%
- Ischemic heart disease51%
- Arthritis49%
- Heart failure48%
- Mood disorders42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zarse's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Chad A. Zarse wrote 923 Medicare Part D claims in 2024
In 2024, Dr. Zarse wrote 923 Medicare Part D claims for 204 patients. 89% of them were for generic drugs. CMS names the drug for 838 of them, across 24 drugs with 11 or more claims each, at $96,263 in total drug cost. In 2023, CMS named 661 claims across 18 drugs.
Part D claims, 2024923
Drugs named by CMS24
Total drug cost$96,263
Part D patients204
Dr. Zarse's Part D claims by kind of drug, 2024
- Generic823 claims89%
- Brand-name100 claims11%
Dr. Zarse'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6612024: 83827%
Drugs named by CMS: 24 in 2024, 18 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. Chad A. Zarse offers telehealth to Medicare patients
Dr. Zarse accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zarse as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Chad A. Zarse has 2 publications on record
Dmand AI links 2 papers to Dr. Zarse in 2016. The most frequent topics are Disease Models, Animal and Renal Insufficiency, Chronic. Dr. Zarse's most frequent co-authors are Sharon M. Moe, MD, Robert L. Bacallao, MD and Richard Gary Conway, MD.
Papers2
Topics Dr. Zarse writes about most
- Disease Models, Animal
- Renal Insufficiency, Chronic
Dr. Zarse's most frequent co-authors
- Sharon M. Moe, MD2 shared papers
- Robert L. Bacallao, MD1 shared paper
- Richard Gary Conway, MD1 shared paper
Recent publications by Dr. Zarse
Nephrol Dial Transplant
AortaCaffeineCalcium
See who Dr. Zarse researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zarse works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Chad A. Zarse received $569 in industry payments from 2016 to 2025
CMS Open Payments shows 10 general payments to Dr. Zarse from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Mallinckrodt LLC paid the most, $151.
General payments to Dr. Zarse by program year, 2016 to 2025
General payments to Dr. Zarse by kind, 2016 to 2025
$569in total
- Food and beverage$56699%
- Education$31%
Companies that paid Dr. Zarse the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Chad A. Zarse graduated from Indiana University School of Medicine
Dr. Zarse graduated from Indiana University School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Chad A. Zarse'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 | Doctors and Clinicians National Downloadable File (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. Chad A. Zarse
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. Chad A. Zarse's NPI number?
Dr. Chad A. Zarse's NPI number is 1366677320. It was assigned on May 20, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Chad A. Zarse?
Dr. Chad A. Zarse is a nephrologist in Indianapolis, Indiana. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Chad A. Zarse practice?
Dr. Zarse practices at 250 N Shadeland Ave, Indianapolis, IN 46219. Dr. Zarse's primary practice is Speedway Dialysis in Indianapolis, Indiana. Dmand AI also links Dr. Zarse to 3 hospitals, 5 dialysis centers, 2 group practices and clinics and 1 medical group.
What is Dr. Chad A. Zarse's office phone number?
The practice phone on file for Dr. Zarse is (317) 423-0956.
What is Dr. Chad A. Zarse's medical license number?
Dr. Zarse holds Indiana license 01071689A.
Which hospitals is Dr. Chad A. Zarse affiliated with?
Dr. Zarse is affiliated with IU Health Methodist Hospital. Dmand AI links Dr. Zarse to 3 more hospitals.
What medical group is Dr. Chad A. Zarse part of?
Dr. Zarse is linked to IU Health Medical Group. Dmand AI links Dr. Zarse to 1 more medical group.
Does Dr. Chad A. Zarse accept Medicare?
Yes. CMS data shows Dr. Zarse billed Medicare for 826 services in 2024, and Dr. Zarse accepts Medicare assignment.
Does Dr. Chad A. Zarse offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Zarse as offering telehealth services.
How many Medicare patients does Dr. Chad A. Zarse see?
CMS counts 283 Medicare patients who saw Dr. Zarse in 2024, with an average age of 72.
Show 7 more questionsShow fewer questions
What services does Dr. Chad A. Zarse bill to Medicare?
In 2024, Dr. Zarse's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and dialysis (90960).
Where did Dr. Chad A. Zarse go to medical school?
Dr. Zarse graduated from Indiana University School of Medicine in 2009.
What drugs does Dr. Chad A. Zarse prescribe most?
In 2024 Medicare Part D data, Dr. Zarse's most prescribed drugs by claims were Losartan Potassium, Amlodipine Besylate and Lisinopril.
Has Dr. Chad A. Zarse received payments from drug or device companies?
CMS Open Payments shows $569 in general payments to Dr. Zarse from 8 companies from 2016 to 2025. The largest total came from Mallinckrodt LLC.
How long has Dr. Chad A. Zarse been practicing?
Dr. Zarse graduated from medical school in 2009, 17 years ago.
Does Dr. Chad A. Zarse do research?
Dmand AI links 2 publications to Dr. Zarse.
Who does Dr. Chad A. Zarse publish with?
Dr. Zarse's most frequent co-authors are Sharon M. Moe, MD (2 shared papers), Robert L. Bacallao, MD (1 shared paper) and Richard Gary Conway, MD (1 shared paper).
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