Dr. Kenneth W. Larson, MD
- Medicare services, 2024
- 78
- Medicare patients, 2024
- 98
- Part D claims, 2024
- 61
- Publications
- 3
- Hospital affiliations
- 2
- Practice address
- 1235 E Cherokee St, Springfield, MO 65804
- Practice phone
- Call (417) 820-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Hospital Springfield & Children's Mercy
Springfield, Missouri
Find Dr. Larson's professional email, personal email and mobile number
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Dr. Kenneth W. Larson is a general surgeon in Springfield, Missouri
Dr. Larson practices at Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri.
Dr. Larson's NPI, 1689741795, was assigned on November 30, 2006. Dr. Larson graduated from University of Missouri, Columbia School of Medicine in 1989. Dr. Larson holds Missouri license 105284.
- NPI
- 1689741795NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496888943
- NPI enumeration date
- November 30, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (417) 820-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kenneth W. Larson practices at Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri
Dr. Larson's primary practice is Mercy Hospital Springfield & Children's Mercy, at 1235 E Cherokee St, Springfield, MO 65804 in Greene County. The practice phone is (417) 820-2000.
- Mercy Hospital Springfield & Children's Mercy1235 E Cherokee St, Springfield, MO 65804 · Greene CountyPhone(417) 820-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Kenneth W. Larson is affiliated with 4 sites of care and 1 medical group
Dr. Larson's primary practice is Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri. Dr. Larson is also affiliated with Mercy Hospital Springfield. The medical group on file is Mercy Clinic Family Medicine - Hollister. Dmand AI also links Dr. Larson to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Kenneth W. Larson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Larson practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital Springfield & Children's Mercy | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kenneth W. Larson is one of 593 general surgeons in Missouri
Surgery is Dr. Larson's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Larson is licensed in Missouri.
Specialties and state licenses
- Surgery, MissouriPrimary
General surgeons near Dr. Larson
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. Kenneth W. Larson billed Medicare for 78 services in 2024
CMS data shows 78 Medicare services from Dr. Larson across 4 procedure codes in 2024, for 98 Medicare patients. Medicare paid $7,557 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Larson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 742024: 785%
Dr. Larson compared with the Missouri median for general surgeons, 2024
- Dr. Larson
- Missouri median
- Medicare services
- 78vs 16954% below
- Medicare patients
- 98vs 12723% below
- Part D claims
- 21vs 4149% below
Medians across 570 general surgeons in Missouri with Dmand AI profiles that report each measure.
Dr. Larson'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. Larson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Larson and other general surgeons in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kenneth W. Larson treated 98 Medicare patients in 2024, average age 73
CMS counts 98 Medicare patients who saw Dr. Larson in 2024. The largest group is 65 to 74, with 33 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.31, 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. Larson's median patient age at 67, with 40% women.
Dr. Larson's Medicare patients by age, 2024
Dr. Larson's Medicare patients by sex, 2024
- Women4344%
- Men5556%
Chronic conditions among Dr. Larson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis49%
- Anxiety45%
- Mood disorders45%
- Diabetes42%
- Ischemic heart disease41%
- Depression40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Larson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women40%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kenneth W. Larson wrote 61 Medicare Part D claims in 2024
In 2024, Dr. Larson wrote 61 Medicare Part D claims for 35 patients. 98% of them were for generic drugs. CMS names the drug for 21 of them, across 1 drug with 11 or more claims each, at $55 in total drug cost. In 2023, CMS named 33 claims across 1 drug.
Dr. Larson's Part D claims by kind of drug, 2024
- Generic60 claims98%
- Brand-name and other1 claims2%
Dr. Larson'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.
Drug classes CMS tracks in Dr. Larson's Part D claims, 2024
- Opioids46%28 of 61 claims
- Antibiotics18%11 of 61 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 332024: 2136%
Drugs named by CMS: 1 in 2024, 1 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. Kenneth W. Larson ranks in the 70th percentile for removal of tissue in Medicare
Dr. Larson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 22 procedures of removal of tissue by Dr. Larson, more than 70% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Larson ranks in Medicare procedure volume
- Removal of tissue
- 70th percentile22 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Kenneth W. Larson has 3 publications on record
Dmand AI links 3 papers to Dr. Larson. The most frequent topics are Wound Healing, Burns and Skin Transplantation. Dr. Larson's most frequent co-authors are Brian B. Draper, DO and Phillip J. Finley, DO.
Topics Dr. Larson writes about most
- Wound Healing
- Burns
- Skin Transplantation
Dr. Larson's most frequent co-authors
Recent publications by Dr. Larson
See who Dr. Larson researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Larson 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. Kenneth W. Larson received $2,954 in industry payments from 2016 to 2025
CMS Open Payments shows 80 general payments to Dr. Larson from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 92% of the total. Smith & Nephew, Inc. paid the most, $715.
General payments to Dr. Larson by program year, 2016 to 2025
General payments to Dr. Larson by kind, 2016 to 2025
- Food and beverage$2,70492%
- Consulting fees$2508%
Companies that paid Dr. Larson 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. Kenneth W. Larson graduated from University of Missouri, Columbia School of Medicine
Dr. Larson graduated from University of Missouri, Columbia School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Kenneth W. Larson'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 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. Kenneth W. Larson
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. Kenneth W. Larson's NPI number?
Dr. Kenneth W. Larson's NPI number is 1689741795. It was assigned on November 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kenneth W. Larson?
Dr. Kenneth W. Larson is a general surgeon in Springfield, Missouri. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Kenneth W. Larson practice?
Dr. Larson practices at 1235 E Cherokee St, Springfield, MO 65804. Dr. Larson's primary practice is Mercy Hospital Springfield & Children's Mercy in Springfield, Missouri. Dmand AI also links Dr. Larson to 1 hospital and 1 group practice or clinic.
What is Dr. Kenneth W. Larson's office phone number?
The practice phone on file for Dr. Larson is (417) 820-2000.
What is Dr. Kenneth W. Larson's medical license number?
Dr. Larson holds Missouri license 105284.
Which hospitals is Dr. Kenneth W. Larson affiliated with?
Dr. Larson is affiliated with Mercy Hospital Springfield. Dmand AI links Dr. Larson to 1 more hospital.
What medical group is Dr. Kenneth W. Larson part of?
Dr. Larson is linked to Mercy Clinic Family Medicine - Hollister.
Does Dr. Kenneth W. Larson accept Medicare?
Yes. CMS data shows Dr. Larson billed Medicare for 78 services in 2024, and Dr. Larson accepts Medicare assignment.
How many Medicare patients does Dr. Kenneth W. Larson see?
CMS counts 98 Medicare patients who saw Dr. Larson in 2024, with an average age of 73.
What services does Dr. Kenneth W. Larson bill to Medicare?
In 2024, Dr. Larson's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99222).
Show 6 more questionsShow fewer questions
Where did Dr. Kenneth W. Larson go to medical school?
Dr. Larson graduated from University of Missouri, Columbia School of Medicine in 1989.
What drugs does Dr. Kenneth W. Larson prescribe most?
In 2024 Medicare Part D data, Dr. Larson's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Kenneth W. Larson received payments from drug or device companies?
CMS Open Payments shows $2,954 in general payments to Dr. Larson from 12 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Kenneth W. Larson been practicing?
Dr. Larson graduated from medical school in 1989, 37 years ago.
Does Dr. Kenneth W. Larson do research?
Dmand AI links 3 publications to Dr. Larson.
Who does Dr. Kenneth W. Larson publish with?
Dr. Larson's most frequent co-authors are Brian B. Draper, DO (1 shared paper) and Phillip J. Finley, DO (1 shared paper).
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