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Dr. Lenka Zachar, MD
- Medicare services, 2024
- 491
- Medicare patients, 2024
- 103
- Part D claims, 2024
- 17
- Publications
- 1
- MIPS score, 2024
- 96
- Practice address
- 1 Shircliff Way, Jacksonville, FL 32204
- Practice phone
- Call (904) 308-7300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zachar'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. Lenka Zachar is a general surgeon in Jacksonville, Florida
Dr. Zachar practices at Ascension St. Vincent's Riverside in Jacksonville, Florida, part of Ascension Health Alliance.
Dr. Zachar's NPI, 1902833569, was assigned on June 27, 2006. Dr. Zachar graduated from Carver College of Medicine in 1989. Dr. Zachar holds Florida license ME68497.
- NPI
- 1902833569NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739255290
- NPI enumeration date
- June 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (904) 308-7300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lenka Zachar practices at Ascension St. Vincent's Riverside in Jacksonville, Florida
Dr. Zachar's primary practice is Ascension St. Vincent's Riverside, at 1 Shircliff Way, Jacksonville, FL 32204 in Duval County. The practice phone is (904) 308-7300.
- Ascension St. Vincent's Riverside1 Shircliff Way, Jacksonville, FL 32204 · Duval CountyPhone(904) 308-7300
Source: Dmand AI Affiliation Data
Dr. Lenka Zachar is affiliated with 8 sites of care and 2 medical groups
Dr. Zachar's primary practice is Ascension St. Vincent's Riverside in Jacksonville, Florida, part of Ascension Health Alliance. Dr. Zachar is also affiliated with HCA Florida Memorial Hospital. The medical group on file is First Coast Cardiovascular Institute. Dmand AI also links Dr. Zachar to 2 more hospitals, 2 group practices and clinics, 1 physician office, 1 home health agency 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. Lenka Zachar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zachar practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension St. Vincent's Riverside | Available with a free account |
| +7 more sites and 1 medical group | 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lenka Zachar is one of 1,593 general surgeons in Florida
Surgery is Dr. Zachar's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Zachar is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Zachar's licenses on file in 3 states: Florida, Arizona and Iowa.
Specialties and state licenses
- Surgery, FloridaPrimary
- Arizona license
- Iowa license
General surgeons near Dr. Zachar
Counts of general surgeons 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. Lenka Zachar billed Medicare for 491 services in 2024
CMS data shows 491 Medicare services from Dr. Zachar across 6 procedure codes in 2024, for 103 Medicare patients. Medicare paid $32,878 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Zachar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2332024: 18321%
- Surgery
- 2023: 5092024: 18065%
- Tests and treatments
- 2023: 1262024: 1282%
Dr. Zachar compared with the Florida median for general surgeons, 2024
- Dr. Zachar
- Florida median
- Medicare services
- 491vs 1982.5 times
- Medicare patients
- 103vs 13323% below
- Part D claims
- 11vs 4374% below
Medians across 1,425 general surgeons in Florida with Dmand AI profiles that report each measure.
Dr. Zachar'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. Zachar?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zachar and other general surgeons in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lenka Zachar treated 103 Medicare patients in 2024, average age 73
CMS counts 103 Medicare patients who saw Dr. Zachar in 2024. The largest group is 75 to 84, with 37 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.79, 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. Zachar's median patient age at 65, with 47% women.
Dr. Zachar's Medicare patients by age, 2024
Dr. Zachar's Medicare patients by sex, 2024
- Women4948%
- Men5452%
Chronic conditions among Dr. Zachar's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis70%
- Diabetes56%
- Ischemic heart disease50%
- Chronic kidney disease41%
- Heart failure38%
- Mood disorders35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zachar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lenka Zachar wrote 17 Medicare Part D claims in 2024
In 2024, Dr. Zachar wrote 17 Medicare Part D claims for 15 patients. 71% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $72 in total drug cost. In 2021, CMS named 40 claims across 3 drugs.
Dr. Zachar's Part D claims by kind of drug, 2024
- Generic12 claims71%
- Brand-name and other5 claims29%
Dr. Zachar's most prescribed drugs by claims, 2023
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. Zachar's Part D claims, 2024
- Antibiotics71%12 of 17 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, 2021 to 2023
- 2021
- 2023
- Claims for drugs CMS names
- 2021: 402023: 1173%
Drugs named by CMS: 1 in 2023, 3 in 2021.
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. Lenka Zachar scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Zachar for performance year 2024, reported as part of a group. Dr. Zachar accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 226 procedures of removal of tissue by Dr. Zachar, more than 92% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Zachar's MIPS scores, performance year 2024
- 96of 100Final score
- 91.4of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 81of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Zachar ranks in Medicare procedure volume
- Removal of tissue
- 92nd percentile226 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Lenka Zachar has 1 publication on record
Dmand AI links 1 paper to Dr. Zachar.
Recent publications by Dr. Zachar
See who Dr. Zachar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zachar works with, so you can find a warm path to the right general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Lenka Zachar received $1,701 in industry payments from 2016 to 2025
CMS Open Payments shows 47 general payments to Dr. Zachar from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $487.
General payments to Dr. Zachar by program year, 2016 to 2025
Companies that paid Dr. Zachar 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. Lenka Zachar has 1 award and honors on record
Dmand AI lists 1 award for Dr. Zachar.
Awards and honors for Dr. Zachar
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Lenka Zachar graduated from Carver College of Medicine
Dr. Zachar graduated from Carver College of Medicine in 1989. Dr. Zachar is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Lenka Zachar accepts plans from 15 insurance carriers
Dr. Zachar is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Molina
- +7 more carriersWith a free account
Plan types Dr. Zachar accepts, by number of carriers
- Medicare9
- PPO9
- HMO8
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Lenka Zachar'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)Clinician Public Reporting: Overall MIPS Performance (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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Lenka Zachar
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. Lenka Zachar's NPI number?
Dr. Lenka Zachar's NPI number is 1902833569. It was assigned on June 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lenka Zachar?
Dr. Lenka Zachar is a general surgeon in Jacksonville, Florida. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Lenka Zachar practice?
Dr. Zachar practices at 1 Shircliff Way, Jacksonville, FL 32204. Dr. Zachar's primary practice is Ascension St. Vincent's Riverside in Jacksonville, Florida, part of Ascension Health Alliance. Dmand AI also links Dr. Zachar to 2 hospitals, 2 group practices and clinics, 1 physician office, 1 home health agency and 1 medical group.
What is Dr. Lenka Zachar's office phone number?
The practice phone on file for Dr. Zachar is (904) 308-7300.
What is Dr. Lenka Zachar's medical license number?
Dr. Zachar holds Florida license ME68497, one of the licenses on file in 3 states.
Which states has Dr. Lenka Zachar been licensed in?
Dmand AI has state licenses on file for Dr. Zachar in Florida (1995 to 2027), Arizona (1999 to 2003) and Iowa (1990 to 1999).
Which hospitals is Dr. Lenka Zachar affiliated with?
Dr. Zachar practices at Ascension St. Vincent's Riverside in Jacksonville, Florida. Dr. Zachar is also affiliated with HCA Florida Memorial Hospital. Dmand AI links Dr. Zachar to 2 more hospitals.
What medical group is Dr. Lenka Zachar part of?
Dr. Zachar is linked to First Coast Cardiovascular Institute. Dmand AI links Dr. Zachar to 1 more medical group.
Does Dr. Lenka Zachar accept Medicare?
Yes. CMS data shows Dr. Zachar billed Medicare for 491 services in 2024, and Dr. Zachar accepts Medicare assignment.
What is Dr. Lenka Zachar's MIPS score?
Dr. Zachar's MIPS final score for performance year 2024 is 96 out of 100, reported as part of a group.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Lenka Zachar see?
CMS counts 103 Medicare patients who saw Dr. Zachar in 2024, with an average age of 73.
Is Dr. Lenka Zachar board certified?
Yes. Dr. Zachar is board certified in surgery by the American Board of Surgery.
What services does Dr. Lenka Zachar bill to Medicare?
In 2024, Dr. Zachar's most billed Medicare services were surgery: skin and soft tissue (11042), special service (99183) and office visit, established patient (99213).
Where did Dr. Lenka Zachar go to medical school?
Dr. Zachar graduated from Carver College of Medicine in 1989.
What drugs does Dr. Lenka Zachar prescribe most?
In 2023 Medicare Part D data, Dr. Zachar's most prescribed drugs by claims were Cephalexin.
Has Dr. Lenka Zachar received payments from drug or device companies?
CMS Open Payments shows $1,701 in general payments to Dr. Zachar from 11 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Lenka Zachar been practicing?
Dr. Zachar graduated from medical school in 1989, 37 years ago.
Does Dr. Lenka Zachar do research?
Dmand AI links 1 publication to Dr. Zachar.
What insurance does Dr. Lenka Zachar accept?
Dr. Zachar is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
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