NPPES file of Aug 9, 2026

James Patrick Klaas, MD

Neurology Physician · Rochester, MN

James Patrick Klaas, MD is a neurology physician with a practice address in Rochester, Minnesota, and NPI 1861622375, issued on Jul 17, 2009. Check the license (Minnesota 53054, 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
1861622375
Name
James Patrick Klaas
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
53054 MN
46518 AZ
Self-reported in NPPES; status is on the state search
Practice location
200 1St St SW, Rochester, MN 55905
Phone
(507) 284-2511
Enumerated
Jul 17, 2009
Record last updated
Aug 14, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20101028001558); 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 James Patrick Klaas 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 53054
    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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92% fewer Medicare Part D claims than the average neurology physician in 2024

106 Medicare Part D claims for 26 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. James Klaas106
  2. Specialty average1,370

Most prescribed

  1. Clopidogrel17 claims
  2. Donepezil Hcl14 claims
  3. Lacosamide11 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: $24.25

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Klaas$24.25
  2. Specialty average$8,318.07

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. Mayo ClinicRochester, MN

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

James Patrick Klaas among 609 neurology physician records in Minnesota

James Patrick Klaas, MD is one of 609 neurology physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 50% of them.

  • NPI issued2009 · 50% of these records are older, 47% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2009 · median 2009 among the 404 with a school on file
  • Record last updated2020 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

287 neurology physician records list a practice address in Rochester

They are 287 of the 12,854 NPPES records with a practice address in Rochester, and 609 neurology physician records in Minnesota.

The 8 neurology physician records with the nearest ZIP codes

  1. Andrea Adams, M.D.Rochester, MN 559051629053772
  2. John AhlskogRochester, MN 559051386629335
  3. Allen Aksamit, M.D.Rochester, MN 559051720063878
  4. Bradley Boeve, M.D.Rochester, MN 559051053397216
  5. James Bower, M.D.Rochester, MN 559051730166513
  6. Jeffrey Britton, M.D.Rochester, MN 559051710963921
  7. Terrence Cascino, M.D.Rochester, MN 559051720065568
  8. Daniel Drubach, M.D.Rochester, MN 559051063498806

Common questions

What is James Patrick Klaas, MD's NPI number?

James Patrick Klaas, MD's National Provider Identifier (NPI) is 1861622375, issued on Jul 17, 2009. An NPI identifies a provider in billing; it is not a license.

Where is James Patrick Klaas, MD 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 James Patrick Klaas, MD's license?

NPPES lists Minnesota license number 53054, 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 James Patrick Klaas, MD prescribe under Medicare Part D?

In 2024, James Patrick Klaas, MD had 106 Medicare Part D claims for 26 beneficiaries; the average among neurology physician prescribers was 1,370. 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.