NPPES file of Aug 9, 2026

Lawrence Paul Landwehr, M.D.

Allergy Physician · Warrensburg, MO

Lawrence Paul Landwehr, M.D. is an allergy physician with a practice address in Warrensburg, Missouri, and NPI 1265599591, issued on Jan 3, 2007. Check the license (Missouri MD111733, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1265599591
Name
Lawrence Paul Landwehr
Credential
M.D.
Primary taxonomy
Allergy Physician 207KA0200X
License number
MD111733 MO
Self-reported in NPPES; status is on the state search
Practice location
407 A. East Russell Avenue, Warrensburg, MO 64093
Phone
(660) 422-7000
Enumerated
Jan 3, 2007
Record last updated
Jan 29, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(660) 747-0409
Medicare enrollment
Enrolled (PECOS I20100824001052); accepts Medicare assignment
Medical or professional school
University Of New Mexico School Of Medicine, 1990
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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Verify Lawrence Paul Landwehr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license MD111733    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 Missouri license search

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44% fewer Medicare Part D claims than the average allergy physician in 2024

419 Medicare Part D claims for 112 beneficiaries, against an average of 750 among the 645 providers of this specialty who prescribed in Part D.

  1. Lawrence Landwehr419
  2. Specialty average750

Most prescribed

  1. Azelastine Hcl63 claims
  2. Fluticasone Propionate50 claims
  3. Montelukast Sodium46 claims
  4. Levocetirizine Dihydrochloride44 claims
  5. Albuterol Sulfate Hfa37 claims
  6. Ipratropium Bromide27 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.

Industry payments in 2024: $684.10

29 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 502 providers of this specialty with any payment received $9,080.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lawrence Landwehr$684.10
  2. Specialty average$9,080.33

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. Psf PLLCWarrensburg, MO

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

Allergy Physician providers in Missouri

There are 22 allergy physician records in Missouri.

All 22 in Missouri → Every provider in Warrensburg →

Other allergy physician records in Missouri

  1. Jag Aggarwal, M.D.Lees Summit, MO1699886549
  2. Neelam AggarwalLees Summit, MO1265557623
  3. Susan Berdy, M.D.Saint Louis, MO1245287051
  4. Sarvalakshmi Duriseti, M.D.Hannibal, MO1649418807
  5. Laura Esswein, MDSaint Louis, MO1174596860
  6. Silvia Huebner, M.D.Springfield, MO1295711620
  7. Robert Kocur, M.D.Saint Louis, MO1689773541
  8. Michael Loren, M.D.Lees Summit, MO1407960776
  9. Thanh-Huong Nguyen, MDSaint Joseph, MO1366440190
  10. Robert Onder, M.D.Saint Louis, MO1164533295

Common questions

What is Lawrence Paul Landwehr, M.D.'s NPI number?

Lawrence Paul Landwehr, M.D.'s National Provider Identifier (NPI) is 1265599591, issued on Jan 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lawrence Paul Landwehr, M.D. located?

The NPPES record lists a practice address at 407 A. East Russell Avenue, Warrensburg, MO, 64093. Phone: (660) 422-7000. Providers update this record themselves, so call before visiting.

How can I verify Lawrence Paul Landwehr, M.D.'s license?

NPPES lists Missouri license number MD111733, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Lawrence Paul Landwehr, M.D. prescribe under Medicare Part D?

In 2024, Lawrence Paul Landwehr, M.D. had 419 Medicare Part D claims for 112 beneficiaries; the average among allergy physician prescribers was 750. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.