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Dr. William Karl Kapp, MD
NPI1801897020
- Part D claims, 2022
- 12
- Publications
- 1
- Clinical trials
- 1
- Industry payments
- $2,527
- Medical group
- 1
- Practice address
- 3255 Independence Street, Cape Girareau, MO 63701
- Practice phone
- Call (573) 335-1091
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Landmark Hospital Of Cape Girardeau
Hospital · Cape Girareau, Missouri
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Dr. William Karl Kapp is an orthopedic surgeon in Saint Peters, Missouri
Dr. Kapp practices at Landmark Hospital Of Cape Girardeau in Cape Girareau, Missouri.
Dr. Kapp's NPI, 1801897020, was assigned on August 10, 2005. Dr. Kapp graduated from Medical College of Georgia in 1988. Dr. Kapp holds Missouri license 106440.
NPI and contact details
- NPI
- 1801897020NPI Registry (opens in a new tab)
- NPI enumeration date
- August 10, 2005
- NPI status
- Active
- Practice phone
- (573) 335-1091
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Karl Kapp practices in Cape Girareau and Saint Peters
Dr. Kapp's primary practice is Landmark Hospital of Cape Girardeau, at 3255 Independence Street, Cape Girareau, MO 63701. The practice phone is (573) 335-1091. The NPI Registry lists Dr. Kapp's practice address as 10 Hospital Dr, Saint Peters, MO 63376.
- Landmark Hospital of Cape GirardeauPrimary3255 Independence Street, Cape Girareau, MO 63701Phone(573) 335-1091
- NPI Registry address10 Hospital Dr, Saint Peters, MO 63376 · Saint Charles CountyPhone(573) 335-1091
Sources: NPPES NPI Registry (CMS); Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. William Karl Kapp is affiliated with 1 site of care and 1 medical group
Dr. Kapp's primary practice is Landmark Hospital Of Cape Girardeau in Cape Girareau, Missouri. The medical group on file is Landmark Hospital of Cape Girardeau.
Landmark Hospital Of Cape GirardeauPrimary
Sources: Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. William Karl Kapp's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kapp practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Landmark Hospital Of Cape Girardeau | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Karl Kapp is one of 417 orthopedic surgeons in Missouri
Orthopaedic surgery is Dr. Kapp's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Kapp is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Kapp's licenses on file in 4 states: Missouri, Florida, Georgia and Texas.
Specialties and state licenses
- Orthopaedic surgery, MissouriPrimary
- Florida license
- Georgia license
- Texas license
Orthopedic surgeons near Dr. Kapp
Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
417orthopedic surgeons in Missouri
7orthopedic surgeons in Saint Peters
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William Karl Kapp's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Kapp's median patient age at 76, with 100% women.
Dr. Kapp's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. William Karl Kapp wrote 12 Medicare Part D claims in 2022
In 2022, Dr. Kapp wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $950 in total drug cost. In 2020, CMS named 16 claims across 1 drug.
Part D claims, 202212
Drugs named by CMS1
Total drug cost$950
Dr. Kapp'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, 2020 to 2022
- 2020
- 2022
- Claims for drugs CMS names
- 2020: 162022: 1225%
Drugs named by CMS: 1 in 2022, 1 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. William Karl Kapp has 1 publication on record
Dmand AI links 1 paper to Dr. Kapp. Dr. Kapp's most frequent co-author is Ronald Wayne Lindsey, MD.
Papers1
Dr. Kapp's most frequent co-authors
Recent publications by Dr. Kapp
See who Dr. Kapp researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kapp works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William Karl Kapp has worked on 1 clinical trial
Dmand AI links Dr. Kapp to 1 clinical trial. Conditions studied include Respiratory Distress Syndrome and COVID-19.
Conditions in Dr. Kapp's trials
- Respiratory Distress Syndrome
- COVID-19
Investigators on the most trials with Dr. Kapp
Recent clinical trials with Dr. Kapp
Zofin (Organicell Flow) for Patients With COVID-19 (opens in a new tab)
CompletedPhase 1/2
Respiratory Distress SyndromeCOVID-19Zofin
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. William Karl Kapp received $2,527 in industry payments from 2016 to 2021
CMS Open Payments shows 9 general payments to Dr. Kapp from 6 drug and device companies from 2016 to 2021. Education make up the largest share, 94% of the total. Arthrex, Inc. paid the most, $2,445.
General payments to Dr. Kapp by program year, 2016 to 2021
General payments to Dr. Kapp by kind, 2016 to 2021
$2.5Kin total
- Education$2,38294%
- Food and beverage$1456%
Companies that paid Dr. Kapp the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Karl Kapp has 1 award and honors on record
Dmand AI lists 1 award for Dr. Kapp.
Awards and honors for Dr. Kapp
- Undated
- Alpha Omega Alpha 1987
Source: Dmand AI Professional Profile Data
Dr. William Karl Kapp graduated from Medical College of Georgia
Dr. Kapp graduated from Medical College of Georgia in 1988.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Sources for Dr. William Karl Kapp'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)Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 |
| 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. William Karl Kapp
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. William Karl Kapp's NPI number?
Dr. William Karl Kapp's NPI number is 1801897020. It was assigned on August 10, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William Karl Kapp?
Dr. William Karl Kapp is an orthopedic surgeon in Saint Peters, Missouri. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. William Karl Kapp practice?
Dr. Kapp practices at 3255 Independence Street, Cape Girareau, MO 63701. Dr. Kapp also practices at 10 Hospital Dr, Saint Peters, MO 63376. Dr. Kapp's primary practice is Landmark Hospital Of Cape Girardeau in Cape Girareau, Missouri.
What is Dr. William Karl Kapp's office phone number?
The practice phone on file for Dr. Kapp is (573) 335-1091.
What is Dr. William Karl Kapp's medical license number?
Dr. Kapp holds Missouri license 106440, one of the licenses on file in 4 states.
Which states has Dr. William Karl Kapp been licensed in?
Dmand AI has state licenses on file for Dr. Kapp in Missouri (1994 to 2026), Florida (2016 to 2026), Georgia (1989 to 2025) and Texas (1990 to 2025).
What medical group is Dr. William Karl Kapp part of?
Dr. Kapp is linked to Landmark Hospital of Cape Girardeau.
Is Dr. William Karl Kapp board certified?
Yes. Dr. Kapp is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
Where did Dr. William Karl Kapp go to medical school?
Dr. Kapp graduated from Medical College of Georgia in 1988.
What drugs does Dr. William Karl Kapp prescribe most?
In 2022 Medicare Part D data, Dr. Kapp's most prescribed drugs by claims were Memantine HCl.
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Has Dr. William Karl Kapp received payments from drug or device companies?
CMS Open Payments shows $2,527 in general payments to Dr. Kapp from 6 companies from 2016 to 2021. The largest total came from Arthrex, Inc.
How long has Dr. William Karl Kapp been practicing?
Dr. Kapp graduated from medical school in 1988, 38 years ago.
Does Dr. William Karl Kapp do research?
Dmand AI links 1 publication to Dr. Kapp. Dr. Kapp has worked on 1 clinical trial.
Who does Dr. William Karl Kapp publish with?
Dr. Kapp's most frequent co-authors are Ronald Wayne Lindsey, MD (1 shared paper).
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