NPPES file of Aug 9, 2026

Susan M. Ksiazek, MD

Ophthalmology Physician · Wausau, WI

Susan M. Ksiazek, MD is an ophthalmology physician with a practice address in Wausau, Wisconsin, and NPI 1548326796, issued on Dec 29, 2006. Check the license (Wisconsin 70365, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548326796
Name
Susan M. Ksiazek
Credential
MD
Primary taxonomy
Ophthalmology Physician 207W00000X
License numbers
70365 WI
036104545 IL
Self-reported in NPPES; status is on the state search
Practice location
2727 Plaza Dr, Wausau, WI 54401
Phone
(715) 841-4950
Enumerated
Dec 29, 2006
Record last updated
Jun 19, 2025
Medicaid ID
036104545 IL
Medicare enrollment
Enrolled (PECOS I20190222000122); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 1983
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2727 Plaza Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Pablo Abrego, MDNephrology Physician1689774317
  2. Diane Alber, NPNurse Practitioner1548613581
  3. Rebeca Argiro, LPCProfessional Counselor1467946871
  4. Vicky Baker, MDFamily Medicine Physician1811009061
  5. Scott Bauer, ODOptometrist1558987354
  6. Heather Bennett, NP-CFamily Nurse Practitioner1386102523

Verify Susan M. Ksiazek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 70365
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

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9% more Medicare Part D claims than the average ophthalmology physician in 2024

1,652 Medicare Part D claims for 371 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Susan Ksiazek1,652
  2. Specialty average1,518

Most prescribed

  1. Ketorolac Tromethamine390 claims
  2. Difluprednate368 claims
  3. Latanoprost301 claims
  4. Timolol Maleate133 claims
  5. Prednisolone Acetate102 claims
  6. Moxifloxacin65 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 78.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score66.7
  2. Costout of 100 · 30%54.9
  3. Promoting interoperabilityout of 100 · 25%99.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,055.51

1 payment: travel and lodging; the largest payer was Alcon Vision LLC. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Susan Ksiazek$1,055.51
  2. Specialty average$4,535.02

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Mchs Hospitals IncMarshfield, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Susan M. Ksiazek among 441 ophthalmology physician records in Wisconsin

Susan M. Ksiazek, MD is one of 441 ophthalmology physician records with a practice address in Wisconsin. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 38% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1983 · median 2005 among the 259 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in Wisconsin

There are 441 ophthalmology physician records in Wisconsin.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Charles Maccarthy, M.D.Wausau, WI 544011457628125
  2. Mathew Aschbrenner, MDWausau, WI 544031912101213
  3. Robert Beauchene, M.D.Wausau, WI 544031831172675
  4. Douglas Edwards, M.D.Wausau, WI 544031679556484
  5. Kevin Flaherty, M.D.Wausau, WI 544031740263581
  6. Luis Galang, D.O.Wausau, WI 544031902889710
  7. L Galang, D.O.Wausau, WI 544031548220171
  8. Matthew Hattenhauer, M.D.Wausau, WI 544031619950425

Common questions

What is Susan M. Ksiazek, MD's NPI number?

Susan M. Ksiazek, MD's National Provider Identifier (NPI) is 1548326796, issued on Dec 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Susan M. Ksiazek, MD located?

The NPPES record lists a practice address at 2727 Plaza Dr, Wausau, WI, 54401. Phone: (715) 841-4950. Providers update this record themselves, so call before visiting.

How can I verify Susan M. Ksiazek, MD's license?

NPPES lists Wisconsin license number 70365, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Susan M. Ksiazek, MD prescribe under Medicare Part D?

In 2024, Susan M. Ksiazek, MD had 1,652 Medicare Part D claims for 371 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Susan M. Ksiazek, MD's MIPS final score?

The 2023 MIPS final score is 78.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.