Registry data as of Aug 27, 2026

Kathryn Layon, MD

Emergency Medicine Physician · St Louis Park, MN

Kathryn Layon, MD is an emergency medicine physician with a practice address in St Louis Park, Minnesota, and NPI 1124087275, issued on Mar 18, 2006. Check the license on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1124087275
Name
Kathryn Layon
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
Practice location
3850 Park Nicollet Blvd, St Louis Park, MN 55416
Phone
(952) 993-3123
Enumerated
Mar 18, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3850 Park Nicollet Blvd

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

  1. Rachel Agneberg, DOFamily Medicine Physician1831453786
  2. Patti Albright, M.D.Internal Medicine Physician1467437368
  3. Shayla Anderson, M.D.Student in an Organized Health Care Education/Training Program1679828461
  4. Elizabeth Angermeyr, M.D.Family Medicine Physician1669459293
  5. Claire Arnold, MDInternal Medicine Physician1780327825
  6. Ronneil Aviles, PA-CPhysician Assistant1194275552

Verify Kathryn Layon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical PracticeCheck 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 Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

22% fewer Medicare Part D claims than the average emergency medicine physician in 2024

276 Medicare Part D claims for 215 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D.

  1. Kathryn Layon276
  2. Specialty average355

Most prescribed

  1. Cephalexin64 claims
  2. Prednisone37 claims
  3. Doxycycline Monohydrate25 claims
  4. Amoxicillin-Clavulanate Potass19 claims
  5. Azithromycin19 claims
  6. Sulfamethoxazole-Trimethoprim18 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.

One hospital or facility affiliation

  1. Park Nicollet ClinicPlymouth, MN

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

35 emergency medicine physician records list a St Louis Park practice address

They are 35 of the 3,089 NPPES records with a St Louis Park practice address, and 1,297 emergency medicine physician records in Minnesota.

Other emergency medicine physician records in Minnesota

  1. Suhaib Abaza, MDRochester, MN1003499070
  2. Abdihakim Abdullahi, MDSaint Paul, MN1922682624
  3. Samuel Abelson, MDMinneapolis, MN1508963331
  4. Deborah Abney Lidahl, MDMaplewood, MN1053386458
  5. Tiffany Abrahamian, DODuluth, MN1447601562
  6. Nicholas Abram, M.D.Buffalo, MN1437374303
  7. Scott Abrams, M.D.Willmar, MN1265498430
  8. Kerry Ace, DOSaint Paul, MN1790862738
  9. Dina AdamsSaint Paul, MN1851680110
  10. Jeffrey AdamsDuluth, MN1437174190

Common questions

What is Kathryn Layon, MD's NPI number?

Kathryn Layon, MD's National Provider Identifier (NPI) is 1124087275, issued on Mar 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Layon, MD located?

The NPPES record lists a practice address at 3850 Park Nicollet Blvd, St Louis Park, MN, 55416. Phone: (952) 993-3123. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Layon, MD's license?

Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Kathryn Layon, MD prescribe under Medicare Part D?

In 2024, Kathryn Layon, MD had 276 Medicare Part D claims for 215 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.