NPPES file of Aug 9, 2026

Matthew E. Simmons, MD

Neurology Physician · Rapid City, SD

Matthew E. Simmons, MD is a neurology physician with a practice address in Rapid City, South Dakota, and NPI 1942272778, issued on Feb 6, 2006. Check the license (South Dakota 3523, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942272778
Name
Matthew E. Simmons
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
3523 SD
Self-reported in NPPES; status is on the state search
Practice location
2929 5TH Street, Rapid City, SD 57701
Phone
(605) 341-3770
Enumerated
Feb 6, 2006
Record last updated
Jan 3, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(605) 341-8692
Medicare enrollment
Enrolled (PECOS I20040616000902); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 1985
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 2929 5TH Street

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

  1. Douglas Brown, MDNeurology Physician1063591857
  2. Heather Cwach, MDNeurology Physician1255481420
  3. Robert Finley, MDNeurology Physician1891845145
  4. Steven Hata, MDNeurology Physician1003966334
  5. Jennifer Kruger, MDNeurology Physician1396953774
  6. Zita Kwartek, PAMedical Physician Assistant1922157197

Verify Matthew E. Simmons in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
    Search for license 3523
    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 South Dakota license search

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

846 Medicare Part D claims for 134 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. 24 claims were for opioids.

  1. Matthew Simmons846
  2. Specialty average1,370

Most prescribed

  1. Gabapentin107 claims
  2. Levetiracetam84 claims
  3. Prednisone44 claims
  4. Lamotrigine34 claims
  5. Oxcarbazepine34 claims
  6. Dimethyl Fumarate31 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.

The MIPS final score for 2023 (Medicare payment program): 97.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Neurology Physician providers in South Dakota

There are 51 neurology physician records in South Dakota.

Other neurology physician records in South Dakota

  1. Ahmed Abd ElazimSioux Falls, SD1285157065
  2. Nessim Amin, MDSioux Falls, SD1316369523
  3. Hasmik Amirjanyan, MDSioux Falls, SD1396309670
  4. William Andrews, MDYankton, SD1649487588
  5. Arsalan Anwar, M.D.Sioux Falls, SD1760001838
  6. Michael Bergan, M.D.Sioux Falls, SD1487888012
  7. Jeffrey Boyle, MD/PHDSioux Falls, SD1326273681
  8. Douglas Brown, MDRapid City, SD1063591857
  9. Bonnie Bunch, MDSioux Falls, SD1265485312
  10. James Case, MDDakota Dunes, SD1992708853

Common questions

What is Matthew E. Simmons, MD's NPI number?

Matthew E. Simmons, MD's National Provider Identifier (NPI) is 1942272778, issued on Feb 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew E. Simmons, MD located?

The NPPES record lists a practice address at 2929 5TH Street, Rapid City, SD, 57701. Phone: (605) 341-3770. Providers update this record themselves, so call before visiting.

How can I verify Matthew E. Simmons, MD's license?

NPPES lists South Dakota license number 3523, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Matthew E. Simmons, MD prescribe under Medicare Part D?

In 2024, Matthew E. Simmons, MD had 846 Medicare Part D claims for 134 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Matthew E. Simmons, MD's MIPS final score?

The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.