Dr. Jon Alexander Karel, MD
- Medicare services, 2024
- 405
- Medicare patients, 2024
- 167
- Part D claims, 2024
- 842
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 2001 W 86th St, Indianapolis, IN 46260
- Practice phone
- Call (317) 338-2172
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ascension St Vincent Hospital- Indianapolis
Indianapolis, Indiana
Find Dr. Karel'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. Jon Alexander Karel is a neurologist in Indianapolis, Indiana
Dr. Karel practices at Ascension St Vincent Hospital- Indianapolis in Indianapolis, Indiana.
Dr. Karel's NPI, 1497275119, was assigned on June 23, 2017. Dr. Karel graduated from Indiana University School of Medicine in 2017. Dr. Karel holds Indiana license 01085810A.
- NPI
- 1497275119NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456621887
- NPI enumeration date
- June 23, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (317) 338-2172
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jon Alexander Karel practices at Ascension St Vincent Hospital- Indianapolis in Indianapolis, Indiana
Dr. Karel's primary practice is Ascension St Vincent Hospital- Indianapolis, at 2001 W 86th St, Indianapolis, IN 46260 in Marion County. The practice phone is (317) 338-2172.
- Ascension St Vincent Hospital- Indianapolis2001 W 86th St, Indianapolis, IN 46260 · Marion CountyPhone(317) 338-2172
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jon Alexander Karel is affiliated with 3 sites of care and 3 medical groups
Dr. Karel's primary practice is Ascension St Vincent Hospital- Indianapolis in Indianapolis, Indiana. Dr. Karel is also affiliated with IU Health Methodist Hospital. The medical group on file is IU Health Medical Group. Dmand AI also links Dr. Karel to 1 more hospital and 2 medical groups, each named with a free account.
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. Jon Alexander Karel's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karel practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension St Vincent Hospital- Indianapolis | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jon Alexander Karel is one of 338 neurologists in Indiana
Neurology is Dr. Karel's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Karel is licensed in Indiana.
Specialties and state licenses
- Neurology, IndianaPrimary
Neurologists near Dr. Karel
Counts of neurologists 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. Jon Alexander Karel billed Medicare for 405 services in 2024
CMS data shows 405 Medicare services from Dr. Karel across 8 procedure codes in 2024, for 167 Medicare patients. Medicare paid $32,485 for them.
Dr. Karel's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2122024: 27530%
- Other services
- 2023: 02024: 130
Where Dr. Karel's Medicare services took place, 2024
- In an office30575%
- In a facility10025%
Dr. Karel compared with the Indiana median for neurologists, 2024
- Dr. Karel
- Indiana median
- Medicare services
- 405vs 392Close to median
- Medicare patients
- 167vs 25535% below
- Part D claims
- 650vs 7068% below
Medians across 335 neurologists in Indiana with Dmand AI profiles that report each measure.
Dr. Karel'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. Karel?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Karel and other neurologists in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jon Alexander Karel treated 167 Medicare patients in 2024, average age 69
CMS counts 167 Medicare patients who saw Dr. Karel in 2024. The largest group is 65 to 74, with 60 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.51, 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. Karel's median patient age at 57, with 63% women.
Dr. Karel's Medicare patients by age, 2024
Dr. Karel's Medicare patients by sex, 2024
- Women8752%
- Men8048%
Chronic conditions among Dr. Karel's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Mood disorders46%
- Arthritis45%
- Depression44%
- Anxiety40%
- Diabetes37%
- Chronic kidney disease34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karel's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women63%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jon Alexander Karel wrote 842 Medicare Part D claims in 2024
In 2024, Dr. Karel wrote 842 Medicare Part D claims for 193 patients. 89% of them were for generic drugs. CMS names the drug for 650 of them, across 24 drugs with 11 or more claims each, at $89,589 in total drug cost. In 2023, CMS named 434 claims across 18 drugs.
Dr. Karel's Part D claims by kind of drug, 2024
- Generic748 claims89%
- Brand-name and other94 claims11%
Dr. Karel'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: 4342024: 65050%
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. Jon Alexander Karel offers telehealth to Medicare patients
Dr. Karel accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Karel as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Jon Alexander Karel has 1 publication on record
Dmand AI links 1 paper to Dr. Karel in 2025.
Recent publications by Dr. Karel
See who Dr. Karel researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Karel works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Jon Alexander Karel graduated from Indiana University School of Medicine
Dr. Karel graduated from Indiana University School of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jon Alexander Karel'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)Doctors and Clinicians Utilization Data (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 |
| 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. Jon Alexander Karel
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. Jon Alexander Karel's NPI number?
Dr. Jon Alexander Karel's NPI number is 1497275119. It was assigned on June 23, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Jon Alexander Karel?
Dr. Jon Alexander Karel is a neurologist in Indianapolis, Indiana. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Jon Alexander Karel practice?
Dr. Karel practices at 2001 W 86th St, Indianapolis, IN 46260. Dr. Karel's primary practice is Ascension St Vincent Hospital- Indianapolis in Indianapolis, Indiana. Dmand AI also links Dr. Karel to 1 hospital and 2 medical groups.
What is Dr. Jon Alexander Karel's office phone number?
The practice phone on file for Dr. Karel is (317) 338-2172.
What is Dr. Jon Alexander Karel's medical license number?
Dr. Karel holds Indiana license 01085810A.
Which hospitals is Dr. Jon Alexander Karel affiliated with?
Dr. Karel is affiliated with IU Health Methodist Hospital. Dmand AI links Dr. Karel to 1 more hospital.
What medical group is Dr. Jon Alexander Karel part of?
Dr. Karel is linked to IU Health Medical Group. Dmand AI links Dr. Karel to 2 more medical groups.
Does Dr. Jon Alexander Karel accept Medicare?
Yes. CMS data shows Dr. Karel billed Medicare for 405 services in 2024, and Dr. Karel accepts Medicare assignment.
Does Dr. Jon Alexander Karel offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Karel as offering telehealth services.
How many Medicare patients does Dr. Jon Alexander Karel see?
CMS counts 167 Medicare patients who saw Dr. Karel in 2024, with an average age of 69.
Show 5 more questionsShow fewer questions
What services does Dr. Jon Alexander Karel bill to Medicare?
In 2024, Dr. Karel's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, new patient (99205).
Where did Dr. Jon Alexander Karel go to medical school?
Dr. Karel graduated from Indiana University School of Medicine in 2017.
What drugs does Dr. Jon Alexander Karel prescribe most?
In 2024 Medicare Part D data, Dr. Karel's most prescribed drugs by claims were Gabapentin, Duloxetine HCl and Atorvastatin Calcium.
How long has Dr. Jon Alexander Karel been practicing?
Dr. Karel graduated from medical school in 2017, 9 years ago.
Does Dr. Jon Alexander Karel do research?
Dmand AI links 1 publication to Dr. Karel.
Selling to neurology practices?
See neurologists in Indiana by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card