NPPES file of Aug 9, 2026

Elson La So, M.D.

Epilepsy Physician · Rochester, MN

Elson La So, M.D. is an epilepsy physician with a practice address in Rochester, Minnesota, and NPI 1417937814, issued on Jan 20, 2006. Check the license (Minnesota 34687, as entered in NPPES) on the Minnesota Board of Medical Practice; 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
1417937814
Name
Elson La So
Credential
M.D.
Primary taxonomy
Epilepsy Physician 2084E0001X
License numbers
34687 MN
31268 AZ
ME87443 FL
12466 ND
26879 WI
Self-reported in NPPES; status is on the state search
Practice location
200 1St St SW, Rochester, MN 55905
Phone
(507) 284-2511
Enumerated
Jan 20, 2006
Record last updated
Jul 17, 2024
Medicare enrollment
Enrolled (PECOS I20100603000975); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Also registered at 200 1St St SW

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

  1. Timothy Aadland, M.D.Diagnostic Radiology Physician1780662783
  2. Christopher Aakre, MDInternal Medicine Physician1508151663
  3. Kathryn Aaro, P.T.Physical Therapist1619360666
  4. Danielle Aase, MDReproductive Endocrinology Physician1316524135
  5. Uzoamaka Abajue, PHARMDPharmacist1982335295
  6. Francisco Abarca Rendon, MDIndependent Medical Examiner Physician1790096246

Verify Elson La So in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 34687
    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 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.

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38% fewer Medicare Part D claims than the average epilepsy physician in 2024

579 Medicare Part D claims for 97 beneficiaries, against an average of 934 among the 476 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Elson So579
  2. Specialty average934

Most prescribed

  1. Lacosamide88 claims
  2. Levetiracetam73 claims
  3. Lamotrigine50 claims
  4. Xcopri50 claims
  5. Oxcarbazepine46 claims
  6. Divalproex Sodium33 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.

Bills Medicare through 4 group practices

  1. Mayo ClinicRochester, MN
  2. Mayo Clinic Health System-Northwest Wisconsin Region IncRochester, MN
  3. Mayo Clinic Health System-Southwest Minnesota RegionMankato, MN
  4. Mayo Clinic Health System-Southwest Wisconsin Region IncRochester, MN

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

Elson La So among 19 epilepsy physician records in Minnesota

Elson La So, M.D. is one of 19 epilepsy physician records with a practice address in Minnesota. 100% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.

  • NPI issued2006 · 0% of these records are older, 74% newer
  • In a Medicare fileYes · 100% of these records are
  • In the CMS Doctors and Clinicians fileYes · 95% of these records are
  • Graduated1974 · median 2009 among the 18 with a school on file
  • Record last updated2024 · 0% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084E0001X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Epilepsy Physician providers in Minnesota

There are 19 epilepsy physician records in Minnesota.

The 8 epilepsy physician records with the nearest ZIP codes

  1. David BurkholderRochester, MN 559051598995722
  2. Gregory Cascino, M.D.Rochester, MN 559051144200437
  3. Anthony FineRochester, MN 559051780946756
  4. Carolina Gil Tommee, MDRochester, MN 559051033670294
  5. Nicholas Gregg, M.D.Rochester, MN 559051528401296
  6. Brian Lundstrom, PHDRochester, MN 559051255630182
  7. Katherine Nickels, M.D.Rochester, MN 559051679545354
  8. Christopher Phillips, MDRochester, MN 559051821675398

Common questions

What is Elson La So, M.D.'s NPI number?

Elson La So, M.D.'s National Provider Identifier (NPI) is 1417937814, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Elson La So, M.D. located?

The NPPES record lists a practice address at 200 1St St SW, Rochester, MN, 55905. Phone: (507) 284-2511. Providers update this record themselves, so call before visiting.

How can I verify Elson La So, M.D.'s license?

NPPES lists Minnesota license number 34687, as entered by the provider. 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 Elson La So, M.D. prescribe under Medicare Part D?

In 2024, Elson La So, M.D. had 579 Medicare Part D claims for 97 beneficiaries; the average among epilepsy physician prescribers was 934. 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.

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.