Dr. Vasili Karas, MD
- Medicare services, 2024
- 18,523
- Medicare patients, 2024
- 1,012
- Part D claims, 2024
- 1,997
- Hospital affiliations
- 3
- Industry payments
- $281,679
- Practice address
- 5666 East State Street, Rockford, IL 61108
- Practice phone
- Call (815) 226-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Karas' professional email, personal email and mobile number
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Dr. Vasili Karas is an adult reconstructive orthopaedic surgery physician in Rockford, Illinois
Dr. Karas practices at OSF Saint Anthony Medical Center in Rockford, Illinois, part of OSF HealthCare System.
Dr. Karas' NPI, 1063778413, was assigned on April 10, 2012. Dr. Karas graduated from Rush Medical College of Rush University in 2012. Dr. Karas holds Illinois license 036.142401.
- NPI
- 1063778413NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719255249
- NPI enumeration date
- April 10, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (815) 226-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vasili Karas practices at OSF Saint Anthony Medical Center in Rockford, Illinois
Dr. Karas' primary practice is OSF Saint Anthony Medical Center, at 5666 East State Street, Rockford, IL 61108 in Winnebago County. The practice phone is (815) 226-2000.
- OSF Saint Anthony Medical Center5666 East State Street, Rockford, IL 61108 · Winnebago CountyPhone(815) 226-2000
Source: Dmand AI Affiliation Data
Dr. Vasili Karas is affiliated with 7 sites of care and 3 medical groups
Dr. Karas' primary practice is OSF Saint Anthony Medical Center in Rockford, Illinois, part of OSF HealthCare System. Dr. Karas is also affiliated with Rush University Medical Center. The medical group on file is OrthoIllinois. Dmand AI also links Dr. Karas to 1 more hospital, 3 group practices and clinics, 2 medical groups and 1 home health agency, 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. Vasili Karas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karas practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF Saint Anthony Medical Center | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Vasili Karas is one of 52 adult reconstructive orthopaedic surgery physicians in Illinois
Adult reconstructive orthopaedic surgery is Dr. Karas' primary specialty in the NPI Registry, under taxonomy code 207XS0114X. Dr. Karas is licensed in Illinois.
Specialties and state licenses
- Adult reconstructive orthopaedic surgery, IllinoisPrimary
Adult reconstructive orthopaedic surgery physicians near Dr. Karas
Counts of adult reconstructive orthopaedic surgery 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. Vasili Karas billed Medicare for 18,523 services in 2024
CMS data shows 18,523 Medicare services from Dr. Karas across 30 procedure codes in 2024, for 1,012 Medicare patients. Medicare paid $645,928 for them.
Dr. Karas' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 8652024: 14,3171555%
- Imaging
- 2023: 2,0932024: 1,9746%
- Office and hospital visits
- 2023: 1,4072024: 1,3037%
- Surgery
- 2023: 1,0412024: 92911%
Where Dr. Karas' Medicare services took place, 2024
- In an office17,91197%
- In a facility6123%
Dr. Karas compared with the Illinois median for adult reconstructive orthopaedic surgery physicians, 2024
- Dr. Karas
- Illinois median
- Medicare services
- 18,523vs 2,7766.7 times
- Medicare patients
- 1,012vs 4292.4 times
- Part D claims
- 1,943vs 17011.4 times
Medians across 48 adult reconstructive orthopaedic surgery physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Karas' 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. Karas?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Karas and other adult reconstructive orthopaedic surgery physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Vasili Karas treated 1,012 Medicare patients in 2024, average age 72
CMS counts 1,012 Medicare patients who saw Dr. Karas in 2024. The largest group is 65 to 74, with 607 patients. 75% of them have arthritis, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 0.93, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Karas' median patient age at 69, with 60% women.
Dr. Karas' Medicare patients by age, 2024
Dr. Karas' Medicare patients by sex, 2024
- Women66966%
- Men34334%
Chronic conditions among Dr. Karas' Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure71%
- Ischemic heart disease24%
- Diabetes23%
- Mood disorders19%
- Anxiety18%
- Chronic kidney disease17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karas' 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
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Vasili Karas wrote 1,997 Medicare Part D claims in 2024
In 2024, Dr. Karas wrote 1,997 Medicare Part D claims for 572 patients. 99% of them were for generic drugs. CMS names the drug for 1,943 of them, across 18 drugs with 11 or more claims each, at $19,673 in total drug cost. In 2023, CMS named 3,154 claims across 16 drugs.
Dr. Karas' Part D claims by kind of drug, 2024
- Generic1,981 claims99%
- Brand-name16 claims1%
Dr. Karas' 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. Karas' Part D claims, 2024
- Opioids24%480 of 1,997 claims
- Antibiotics26%513 of 1,997 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: 3,1542024: 1,94338%
Drugs named by CMS: 18 in 2024, 16 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. Vasili Karas ranks in the 99th percentile for knee replacement in Medicare
Dr. Karas accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Karas as offering telehealth. CMS counts 233 procedures of knee replacement by Dr. Karas, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Karas ranks in Medicare procedure volume
- Knee replacement
- 99th percentile233 procedures
- Hip replacement
- 97th percentile95 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Vasili Karas received $281,679 in industry payments from 2016 to 2025
CMS Open Payments shows 424 general payments to Dr. Karas from 17 drug and device companies from 2016 to 2025. Royalties and licenses make up the largest share, 48% of the total. OMNIlife science, Inc paid the most, $202,375. It also lists 1 research payment totaling $6,000 in 2021.
General payments to Dr. Karas by program year, 2016 to 2025
General payments to Dr. Karas by kind, 2016 to 2025
- Royalties and licenses$134,33948%
- Consulting fees$99,81835%
- Food and beverage$15,9016%
- Travel and lodging$15,6466%
- Other$15,9756%
Companies that paid Dr. Karas 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. Vasili Karas graduated from Rush Medical College of Rush University
Dr. Karas graduated from Rush Medical College of Rush University in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Vasili Karas'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) |
| 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) |
| 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. Vasili Karas
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. Vasili Karas' NPI number?
Dr. Vasili Karas' NPI number is 1063778413. It was assigned on April 10, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Vasili Karas?
Dr. Vasili Karas is an adult reconstructive orthopaedic surgery physician in Rockford, Illinois. The primary specialty in the NPI Registry is Adult Reconstructive Orthopaedic Surgery Physician (taxonomy code 207XS0114X).
Where does Dr. Vasili Karas practice?
Dr. Karas practices at 5666 East State Street, Rockford, IL 61108. Dr. Karas' primary practice is OSF Saint Anthony Medical Center in Rockford, Illinois, part of OSF HealthCare System. Dmand AI also links Dr. Karas to 1 hospital, 3 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Vasili Karas' office phone number?
The practice phone on file for Dr. Karas is (815) 226-2000.
What is Dr. Vasili Karas' medical license number?
Dr. Karas holds Illinois license 036.142401.
Which hospitals is Dr. Vasili Karas affiliated with?
Dr. Karas practices at OSF Saint Anthony Medical Center in Rockford, Illinois. Dr. Karas is also affiliated with Rush University Medical Center. Dmand AI links Dr. Karas to 1 more hospital.
What medical group is Dr. Vasili Karas part of?
Dr. Karas is linked to OrthoIllinois. Dmand AI links Dr. Karas to 2 more medical groups.
Does Dr. Vasili Karas accept Medicare?
Yes. CMS data shows Dr. Karas billed Medicare for 18,523 services in 2024, and Dr. Karas accepts Medicare assignment.
Does Dr. Vasili Karas offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Karas as offering telehealth services.
How many Medicare patients does Dr. Vasili Karas see?
CMS counts 1,012 Medicare patients who saw Dr. Karas in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. Vasili Karas bill to Medicare?
In 2024, Dr. Karas' most billed Medicare services were injected or infused drug (J1010), injected or infused drug (J3304) and office visit, established patient (99213).
Where did Dr. Vasili Karas go to medical school?
Dr. Karas graduated from Rush Medical College of Rush University in 2012.
What drugs does Dr. Vasili Karas prescribe most?
In 2024 Medicare Part D data, Dr. Karas' most prescribed drugs by claims were Amoxicillin, Meloxicam and Tramadol HCl.
Has Dr. Vasili Karas received payments from drug or device companies?
CMS Open Payments shows $281,679 in general payments to Dr. Karas from 17 companies from 2016 to 2025. The largest total came from OMNIlife science, Inc.
How long has Dr. Vasili Karas been practicing?
Dr. Karas graduated from medical school in 2012, 14 years ago.
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