Am J Ophthalmol Case Rep
Dr. Susan M. Ksiazek, MD
NPI1548326796PAC ID9537357199
- Medicare services, 2024
- 755
- Medicare patients, 2024
- 256
- Part D claims, 2024
- 1,652
- Publications
- 4
- Hospital affiliations
- 2
- Practice address
- 1000 N Oak Ave, Marshfield, WI 54449
- Practice phone
- Call (715) 387-5511
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Marshfield Clinic East Wing Outpatient Building
Marshfield, Wisconsin
Find Dr. Ksiazek's professional email, personal email and mobile number
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Dr. Susan M. Ksiazek is an ophthalmologist in Marshfield, Wisconsin
Dr. Ksiazek practices at Marshfield Clinic East Wing Outpatient Building in Marshfield, Wisconsin.
Dr. Ksiazek's NPI, 1548326796, was assigned on December 29, 2006. Dr. Ksiazek graduated from Rush Medical College of Rush University in 1983. Dr. Ksiazek holds Wisconsin license 70365.
NPI and contact details
- NPI
- 1548326796NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537357199
- NPI enumeration date
- December 29, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (715) 387-5511
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Susan M. Ksiazek practices at Marshfield Clinic East Wing Outpatient Building in Marshfield, Wisconsin
Dr. Ksiazek's primary practice is Marshfield Clinic East Wing Outpatient Building, at 1000 N Oak Ave, Marshfield, WI 54449 in Wood County. The practice phone is (715) 387-5511.
- Marshfield Clinic East Wing Outpatient Building1000 N Oak Ave, Marshfield, WI 54449 · Wood CountyPhone(715) 387-5511
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Susan M. Ksiazek is affiliated with 7 sites of care and 7 medical groups
Dr. Ksiazek's primary practice is Marshfield Clinic East Wing Outpatient Building in Marshfield, Wisconsin. Dr. Ksiazek is also affiliated with Marshfield Medical Center - Marshfield. The medical group on file is Marshfield Clinic Health System. Dmand AI also links Dr. Ksiazek to 1 more hospital, 6 medical groups and 4 group practices and clinics, each named with a free account.
Marshfield Clinic East Wing Outpatient BuildingPrimary
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. Susan M. Ksiazek's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ksiazek practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marshfield Clinic East Wing Outpatient Building | Available with a free account |
| +6 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Susan M. Ksiazek is one of 328 ophthalmologists in Wisconsin
Ophthalmology is Dr. Ksiazek's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dmand AI has Dr. Ksiazek's licenses on file in 2 states: Wisconsin and Illinois.
Specialties and state licenses
- Ophthalmology, WisconsinPrimary
- Illinois license
Ophthalmologists near Dr. Ksiazek
Counts of ophthalmologists 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. Susan M. Ksiazek billed Medicare for 755 services in 2024
CMS data shows 755 Medicare services from Dr. Ksiazek across 10 procedure codes in 2024, for 256 Medicare patients. Medicare paid $77,149 for them.
Medicare services, 2024755
Medicare patients256
Paid by Medicare$77,149
Procedure codes10
Dr. Ksiazek's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4442024: 35520%
- Office and hospital visits
- 2023: 3262024: 27615%
- Surgery
- 2023: 1322024: 1246%
- Imaging
- 2023: 132024: 0100%
Where Dr. Ksiazek's Medicare services took place, 2024
- In an office51568%
- In a facility24032%
Dr. Ksiazek compared with the Wisconsin median for ophthalmologists, 2024
- Dr. Ksiazek
- Wisconsin median
- Medicare services
- 755vs 1,16235% below
- Medicare patients
- 256vs 45043% below
- Part D claims
- 1,583vs 6152.6 times
Medians across 346 ophthalmologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Ksiazek'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ksiazek and other ophthalmologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Susan M. Ksiazek treated 256 Medicare patients in 2024, average age 74
CMS counts 256 Medicare patients who saw Dr. Ksiazek in 2024. The largest group is 65 to 74, with 125 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ksiazek's median patient age at 74, with 61% women.
Medicare patients, 2024256
Average age74
Average risk score1.28
Also on Medicaid19%
Dr. Ksiazek's Medicare patients by age, 2024
Dr. Ksiazek's Medicare patients by sex, 2024
- Women13653%
- Men12047%
Chronic conditions among Dr. Ksiazek's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes36%
- Arthritis33%
- Chronic kidney disease32%
- Ischemic heart disease29%
- Anxiety20%
- Mood disorders18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ksiazek's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Susan M. Ksiazek wrote 1,652 Medicare Part D claims in 2024
In 2024, Dr. Ksiazek wrote 1,652 Medicare Part D claims for 371 patients. 80% of them were for generic drugs. CMS names the drug for 1,583 of them, across 13 drugs with 11 or more claims each, at $75,987 in total drug cost. In 2023, CMS named 1,453 claims across 14 drugs.
Part D claims, 20241,652
Drugs named by CMS13
Total drug cost$75,987
Part D patients371
Dr. Ksiazek's Part D claims by kind of drug, 2024
- Generic1,322 claims80%
- Brand-name330 claims20%
Dr. Ksiazek'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: 1,4532024: 1,5839%
Drugs named by CMS: 13 in 2024, 14 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. Susan M. Ksiazek ranks in the 78th percentile for cataract surgery in Medicare
Dr. Ksiazek accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 132 procedures of cataract surgery by Dr. Ksiazek, more than 78% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Ksiazek ranks in Medicare procedure volume
- Cataract surgery
- 78th percentile132 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. Susan M. Ksiazek has 4 publications on record
Dmand AI links 4 papers to Dr. Ksiazek, published from 2011 to 2020. 2013 was the busiest year, with 2. Dr. Ksiazek's most frequent co-authors are Anthony T. Reder, MD, Jacqueline Therese Bernard, MD and Seenu M. Hariprasad.
Papers4
Years published2011 to 2020
Dr. Ksiazek's papers by year, 2011 to 2020
Dr. Ksiazek's most frequent co-authors
- Anthony T. Reder, MD2 shared papers
- Jacqueline Therese Bernard, MD1 shared paper
- Seenu M. Hariprasad1 shared paper
Recent publications by Dr. Ksiazek
Mult Scler Relat Disord
Invest Ophthalmol Vis Sci
Color Vision DefectsContrast SensitivityModels, Neurological
See who Dr. Ksiazek researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ksiazek works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Susan M. Ksiazek received $6,902 in industry payments from 2016 to 2025
CMS Open Payments shows 17 general payments to Dr. Ksiazek from 4 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 76% of the total. Alcon Laboratories Inc paid the most, $4,637.
General payments to Dr. Ksiazek by program year, 2016 to 2025
General payments to Dr. Ksiazek by kind, 2016 to 2025
$6.9Kin total
- Travel and lodging$5,25976%
- Food and beverage$1,14317%
- Consulting fees$5007%
Companies that paid Dr. Ksiazek 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. Susan M. Ksiazek graduated from Rush Medical College of Rush University
Dr. Ksiazek graduated from Rush Medical College of Rush University in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Susan M. Ksiazek'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 |
| 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. Susan M. Ksiazek
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. Susan M. Ksiazek's NPI number?
Dr. Susan M. Ksiazek's NPI number is 1548326796. It was assigned on December 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Susan M. Ksiazek?
Dr. Susan M. Ksiazek is an ophthalmologist in Marshfield, Wisconsin. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Susan M. Ksiazek practice?
Dr. Ksiazek practices at 1000 N Oak Ave, Marshfield, WI 54449. Dr. Ksiazek's primary practice is Marshfield Clinic East Wing Outpatient Building in Marshfield, Wisconsin. Dmand AI also links Dr. Ksiazek to 1 hospital, 6 medical groups and 4 group practices and clinics.
What is Dr. Susan M. Ksiazek's office phone number?
The practice phone on file for Dr. Ksiazek is (715) 387-5511.
What is Dr. Susan M. Ksiazek's medical license number?
Dr. Ksiazek holds Wisconsin license 70365, one of the licenses on file in 2 states.
Which states has Dr. Susan M. Ksiazek been licensed in?
Dmand AI has state licenses on file for Dr. Ksiazek in Wisconsin and Illinois.
Which hospitals is Dr. Susan M. Ksiazek affiliated with?
Dr. Ksiazek is affiliated with Marshfield Medical Center - Marshfield. Dmand AI links Dr. Ksiazek to 1 more hospital.
What medical group is Dr. Susan M. Ksiazek part of?
Dr. Ksiazek is linked to Marshfield Clinic Health System. Dmand AI links Dr. Ksiazek to 6 more medical groups.
Does Dr. Susan M. Ksiazek accept Medicare?
Yes. CMS data shows Dr. Ksiazek billed Medicare for 755 services in 2024, and Dr. Ksiazek accepts Medicare assignment.
How many Medicare patients does Dr. Susan M. Ksiazek see?
CMS counts 256 Medicare patients who saw Dr. Ksiazek in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
What services does Dr. Susan M. Ksiazek bill to Medicare?
In 2024, Dr. Ksiazek's most billed Medicare services were office visit, established patient (99214), eye exam or test (92136) and surgery: eye (66984).
Where did Dr. Susan M. Ksiazek go to medical school?
Dr. Ksiazek graduated from Rush Medical College of Rush University in 1983.
What drugs does Dr. Susan M. Ksiazek prescribe most?
In 2024 Medicare Part D data, Dr. Ksiazek's most prescribed drugs by claims were Ketorolac Tromethamine, Difluprednate and Latanoprost.
Has Dr. Susan M. Ksiazek received payments from drug or device companies?
CMS Open Payments shows $6,902 in general payments to Dr. Ksiazek from 4 companies from 2016 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Susan M. Ksiazek been practicing?
Dr. Ksiazek graduated from medical school in 1983, 43 years ago.
Does Dr. Susan M. Ksiazek do research?
Dmand AI links 4 publications to Dr. Ksiazek, published from 2011 to 2020.
Who does Dr. Susan M. Ksiazek publish with?
Dr. Ksiazek's most frequent co-authors are Anthony T. Reder, MD (2 shared papers), Jacqueline Therese Bernard, MD (1 shared paper) and Seenu M. Hariprasad (1 shared paper).
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