Dr. Kirk A. Ludwig, MD
- Medicare services, 2024
- 273
- Medicare patients, 2024
- 131
- Part D claims, 2022
- 16
- Publications
- 100
- Clinical trials
- 1
- Practice address
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Practice phone
- Call (414) 805-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ludwig'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. Kirk A. Ludwig is a general surgeon in Milwaukee, Wisconsin
Dr. Ludwig practices at Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health.
Dr. Ludwig's NPI, 1750465803, was assigned on October 25, 2006. Dr. Ludwig graduated from University Of Cincinnati College Of Medicine in 1988. Dr. Ludwig's Wisconsin license number on file is 30451.
- NPI
- 1750465803NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608950506
- NPI enumeration date
- October 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (414) 805-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kirk A. Ludwig practices at Froedtert Hospital in Milwaukee, Wisconsin
Dr. Ludwig's primary practice is Froedtert Hospital, at 9200 W Wisconsin Ave, Milwaukee, WI 53226 in Milwaukee County. The practice phone is (414) 805-3000.
- Froedtert Hospital9200 W Wisconsin Ave, Milwaukee, WI 53226 · Milwaukee CountyPhone(414) 805-3000
Source: Dmand AI Affiliation Data
Dr. Kirk A. Ludwig is affiliated with 3 sites of care and 1 medical group
Dr. Ludwig's primary practice is Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health. Dr. Ludwig is also affiliated with Froedtert West Bend Hospital. The medical group on file is Froedtert & the Medical College of Wisconsin Community Physicians. Dmand AI also links Dr. Ludwig to 1 more home health agency, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kirk A. Ludwig's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ludwig practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Froedtert Hospital | Available with a free account |
| +2 more affiliated sites | 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 Froedtert ThedaCare Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kirk A. Ludwig is one of 565 general surgeons in Wisconsin
Surgery is Dr. Ludwig's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Ludwig is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery. Dmand AI has Dr. Ludwig's licenses on file in 3 states: Wisconsin, North Carolina and Ohio.
Specialties and state licenses
- Surgery, WisconsinPrimary
- North Carolina license
- Ohio license
Clinical focus
Dmand AI lists colonoscopy, colon removal, gastrointestinal obstruction and hemorrhoids among the conditions Dr. Ludwig treats.
General surgeons near Dr. Ludwig
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. Kirk A. Ludwig billed Medicare for 273 services in 2024
CMS data shows 273 Medicare services from Dr. Ludwig across 7 procedure codes in 2024, for 131 Medicare patients. Medicare paid $10,140 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ludwig's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1292024: 17737%
- Surgery
- 2023: 702024: 9637%
Dr. Ludwig compared with the Wisconsin median for general surgeons, 2024
- Dr. Ludwig
- Wisconsin median
- Medicare services
- 273vs 992.8 times
- Medicare patients
- 131vs 10031% above
- Part D claims
- 16vs 3757% below
Medians across 557 general surgeons in Wisconsin with Dmand AI profiles that report each measure.
Dr. Ludwig'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. Ludwig and other general surgeons in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kirk A. Ludwig treated 131 Medicare patients in 2024, average age 70
CMS counts 131 Medicare patients who saw Dr. Ludwig in 2024. The largest group is 65 to 74, with 76 patients. 63% of them have high blood pressure, and 60% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.70, 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. Ludwig's median patient age at 55, with 47% women.
Dr. Ludwig's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Ludwig's Medicare patients by sex, 2024
- Women6751%
- Men6449%
Chronic conditions among Dr. Ludwig's Medicare patients, 2024
- High blood pressure63%
- High cholesterol60%
- Cancer54%
- Arthritis50%
- Anxiety27%
- Chronic kidney disease24%
- Mood disorders23%
- Ischemic heart disease22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ludwig's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kirk A. Ludwig wrote 16 Medicare Part D claims in 2022
In 2022, Dr. Ludwig wrote 16 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $2,010 in total drug cost. In 2021, CMS named 32 claims across 2 drugs.
Dr. Ludwig's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 322022: 1650%
Drugs named by CMS: 1 in 2022, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Kirk A. Ludwig scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Ludwig for performance year 2024, reported as part of a group. Dr. Ludwig accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ludwig as offering telehealth. CMS counts 71 procedures of colonoscopy by Dr. Ludwig, more than 71% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Ludwig's MIPS scores, performance year 2024
- 88of 100Final score
- 82.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Ludwig ranks in Medicare procedure volume
- Colonoscopy
- 71st percentile71 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Kirk A. Ludwig has 100 publications on record
Dmand AI links 100 papers to Dr. Ludwig, published from 2005 to 2025. 2018 was the busiest year, with 5. The most frequent topics are Postoperative Complications, Rectal Neoplasms and Rats, Sprague-Dawley. Dr. Ludwig has published most often in Dis Colon Rectum. Dr. Ludwig's most frequent co-authors are Carrie Yvonne Peterson, MD, Timothy Joseph Ridolfi, MD and Irena Gribovskaja-Rupp, MD.
Dr. Ludwig's papers by year, 2016 to 2025
Topics Dr. Ludwig writes about most
- Postoperative Complications
- Rectal Neoplasms
- Rats, Sprague-Dawley
- Colectomy
- Colon
- Laparoscopy
- Adenocarcinoma
- Oxytocin
Dr. Ludwig's most frequent co-authors
- Carrie Yvonne Peterson, MD24 shared papers
- Timothy Joseph Ridolfi, MD23 shared papers
- Irena Gribovskaja-Rupp, MD6 shared papers
Recent publications by Dr. Ludwig
Am J Med Qual
See who Dr. Ludwig researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ludwig 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. Kirk A. Ludwig has worked on 1 clinical trial
Dmand AI links Dr. Ludwig to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Rectal Neoplasms and Rectal Diseases.
Conditions in Dr. Ludwig's trials
- Rectal Neoplasms
- Rectal Diseases
Investigators on the most trials with Dr. Ludwig
- Shahid Sattar Ahmed, MBBS1 shared trial
- Vikram Attaluri, MD1 shared trial
- Bruce J. Averbook, MD1 shared trial
Recent clinical trials with Dr. Ludwig
PROSPECT: Chemotherapy Alone or Chemotherapy Plus Radiation Therapy in Treating Patients With Locally Advanced Rectal Cancer Undergoing Surgery (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Kirk A. Ludwig received $3,984 in industry payments from 2016 to 2024
CMS Open Payments shows 15 general payments to Dr. Ludwig from 9 drug and device companies from 2016 to 2024. Honoraria make up the largest share, 50% of the total. Applied Medical Resources Corporation paid the most, $3,164.
General payments to Dr. Ludwig by program year, 2016 to 2024
General payments to Dr. Ludwig by kind, 2016 to 2024
- Honoraria$2,00050%
- Travel and lodging$1,10028%
- Food and beverage$73518%
- Speaker and faculty fees$1504%
Companies that paid Dr. Ludwig the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kirk A. Ludwig has 5 awards and honors on record
Dmand AI lists 5 awards for Dr. Ludwig, most recently America's Top Doctors in 2014.
Awards and honors for Dr. Ludwig
- 2014
- America's Top Doctors
- 2013
- America's Top Doctors for Cancer
- CMS Stage 1 EHR
- 2012
- Super Doc
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Kirk A. Ludwig graduated from University Of Cincinnati College Of Medicine
Dr. Ludwig graduated from University Of Cincinnati College Of Medicine in 1988. Dr. Ludwig is a member of ACS.
- Medical school
- Board certified in colon & rectal surgery
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Kirk A. Ludwig accepts plans from 17 insurance carriers
Dr. Ludwig is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Humana
- +9 more carriersWith a free account
Plan types Dr. Ludwig accepts, by number of carriers
- PPO10
- HMO8
- Medicare8
- EPO4
- POS4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Kirk A. Ludwig'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) |
| 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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. Kirk A. Ludwig
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. Kirk A. Ludwig's NPI number?
Dr. Kirk A. Ludwig's NPI number is 1750465803. It was assigned on October 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kirk A. Ludwig?
Dr. Kirk A. Ludwig is a general surgeon in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Kirk A. Ludwig practice?
Dr. Ludwig practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. Dr. Ludwig's primary practice is Froedtert Hospital in Milwaukee, Wisconsin, part of Froedtert ThedaCare Health. Dmand AI also links Dr. Ludwig to 1 home health agency.
What is Dr. Kirk A. Ludwig's office phone number?
The practice phone on file for Dr. Ludwig is (414) 805-3000.
What is Dr. Kirk A. Ludwig's medical license number?
Dr. Ludwig's Wisconsin license number on file is 30451, one of the licenses on file in 3 states.
Which states has Dr. Kirk A. Ludwig been licensed in?
Dmand AI has state licenses on file for Dr. Ludwig in Wisconsin (1989 to 2025), North Carolina (1996 to 2025) and Ohio (1994 to 1996).
Which hospitals is Dr. Kirk A. Ludwig affiliated with?
Dr. Ludwig practices at Froedtert Hospital in Milwaukee, Wisconsin. Dr. Ludwig is also affiliated with Froedtert West Bend Hospital.
What medical group is Dr. Kirk A. Ludwig part of?
Dr. Ludwig is linked to Froedtert & the Medical College of Wisconsin Community Physicians.
Does Dr. Kirk A. Ludwig accept Medicare?
Yes. CMS data shows Dr. Ludwig billed Medicare for 273 services in 2024, and Dr. Ludwig accepts Medicare assignment.
Does Dr. Kirk A. Ludwig offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Ludwig as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Kirk A. Ludwig's MIPS score?
Dr. Ludwig's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
How many Medicare patients does Dr. Kirk A. Ludwig see?
CMS counts 131 Medicare patients who saw Dr. Ludwig in 2024, with an average age of 70.
Is Dr. Kirk A. Ludwig board certified?
Yes. Dr. Ludwig is board certified in colon & rectal surgery by the American Board of Colon and Rectal Surgery.
What services does Dr. Kirk A. Ludwig bill to Medicare?
In 2024, Dr. Ludwig's most billed Medicare services were office visit, established patient (99212), surgery: digestive system (45300) and office visit, established patient (99213).
Where did Dr. Kirk A. Ludwig go to medical school?
Dr. Ludwig graduated from University Of Cincinnati College Of Medicine in 1988.
What drugs does Dr. Kirk A. Ludwig prescribe most?
In 2022 Medicare Part D data, Dr. Ludwig's most prescribed drugs by claims were Enoxaparin Sodium.
Has Dr. Kirk A. Ludwig received payments from drug or device companies?
CMS Open Payments shows $3,984 in general payments to Dr. Ludwig from 9 companies from 2016 to 2024. The largest total came from Applied Medical Resources Corporation.
How long has Dr. Kirk A. Ludwig been practicing?
Dr. Ludwig graduated from medical school in 1988, 38 years ago.
Does Dr. Kirk A. Ludwig do research?
Dmand AI links 100 publications to Dr. Ludwig, published from 2005 to 2025. Dr. Ludwig has worked on 1 clinical trial.
Who does Dr. Kirk A. Ludwig publish with?
Dr. Ludwig's most frequent co-authors are Carrie Yvonne Peterson, MD (24 shared papers), Timothy Joseph Ridolfi, MD (23 shared papers) and Irena Gribovskaja-Rupp, MD (6 shared papers).
What insurance does Dr. Kirk A. Ludwig accept?
Dr. Ludwig is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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