Analgesics, Non-NarcoticCarbamazepineGlossopharyngeal Nerve
Dr. Matthew E. Simmons, MD
NPI1942272778PAC ID3971587916
- Medicare services, 2024
- 357
- Medicare patients, 2024
- 268
- Part D claims, 2024
- 846
- Publications
- 5
- Hospital affiliations
- 2
- Practice address
- 2929 5th St, Rapid City, SD 57701
- Practice phone
- Call (605) 755-2273
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Monument Health Box Elder Clinic
Urgent Care Center · Rapid City, South Dakota
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Dr. Matthew E. Simmons is a neurologist in Rapid City, South Dakota
Dr. Simmons practices at Monument Health Box Elder Clinic in Rapid City, South Dakota.
Dr. Simmons' NPI, 1942272778, was assigned on February 6, 2006. Dr. Simmons graduated from Creighton University School of Medicine in 1985. Dr. Simmons holds South Dakota license 3523.
NPI and contact details
- NPI
- 1942272778NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971587916
- NPI enumeration date
- February 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (605) 755-2273
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew E. Simmons practices at Monument Health Box Elder Clinic in Rapid City, South Dakota
Dr. Simmons' primary practice is Monument Health Box Elder Clinic, at 2929 5th St, Rapid City, SD 57701. The practice phone is (605) 755-2273.
- Monument Health Box Elder Clinic2929 5th St, Rapid City, SD 57701Phone(605) 755-2273
Source: Dmand AI Affiliation Data
Dr. Matthew E. Simmons is affiliated with 5 sites of care and 2 medical groups
Dr. Simmons' primary practice is Monument Health Box Elder Clinic in Rapid City, South Dakota. Dr. Simmons is also affiliated with Monument Health Rapid City Hospital. The medical group on file is Monument Health Rapid City Hospital. Dmand AI also links Dr. Simmons to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Monument Health Box Elder ClinicPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew E. Simmons' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Simmons practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Monument Health Box Elder Clinic | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Matthew E. Simmons is one of 56 neurologists in South Dakota
Neurology is Dr. Simmons' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Simmons is licensed in South Dakota.
Specialties and state licenses
- Neurology, South DakotaPrimary
Neurologists near Dr. Simmons
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Matthew E. Simmons billed Medicare for 357 services in 2024
CMS data shows 357 Medicare services from Dr. Simmons across 7 procedure codes in 2024, for 268 Medicare patients. Medicare paid $21,767 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024357
Medicare patients268
Paid by Medicare$21,767
Procedure codes7
Dr. Simmons' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2602024: 31822%
- Tests and treatments
- 2023: 432024: 399%
Dr. Simmons compared with the South Dakota median for neurologists, 2024
- Dr. Simmons
- South Dakota median
- Medicare services
- 357vs 42917% below
- Medicare patients
- 268vs 2469% above
- Part D claims
- 682vs 2133.2 times
Medians across 52 neurologists in South Dakota with Dmand AI profiles that report each measure.
Dr. Simmons' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Simmons?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Simmons and other neurologists in South Dakota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew E. Simmons treated 268 Medicare patients in 2024, average age 70
CMS counts 268 Medicare patients who saw Dr. Simmons in 2024. The largest group is 65 to 74, with 112 patients. 73% of them have high cholesterol, and 68% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Simmons' median patient age at 73, with 59% women.
Medicare patients, 2024268
Average age70
Average risk score1.31
Also on Medicaid15%
Dr. Simmons' Medicare patients by age, 2024
Dr. Simmons' Medicare patients by sex, 2024
- Women17365%
- Men9535%
Chronic conditions among Dr. Simmons' Medicare patients, 2024
- High cholesterol73%
- High blood pressure68%
- Arthritis54%
- Mood disorders37%
- Depression34%
- Anxiety32%
- Osteoporosis31%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Simmons' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Matthew E. Simmons wrote 846 Medicare Part D claims in 2024
In 2024, Dr. Simmons wrote 846 Medicare Part D claims for 134 patients. 92% of them were for generic drugs. CMS names the drug for 682 of them, across 24 drugs with 11 or more claims each, at $167,409 in total drug cost. In 2023, CMS named 762 claims across 27 drugs.
Part D claims, 2024846
Drugs named by CMS24
Total drug cost$167,409
Part D patients134
Dr. Simmons' Part D claims by kind of drug, 2024
- Generic777 claims92%
- Brand-name and other69 claims8%
Dr. Simmons' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Simmons' Part D claims, 2024
- Opioids3%24 of 846 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7622024: 68210%
Drugs named by CMS: 24 in 2024, 27 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Matthew E. Simmons takes part in Medicare
Dr. Simmons accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Matthew E. Simmons has 5 publications on record
Dmand AI links 5 papers to Dr. Simmons. Dr. Simmons has published most often in S D Med. Dr. Simmons' most frequent co-authors are Allison Mary Hemmer, MD and Joseph Christian Rath, MD.
Papers5
Dr. Simmons' most frequent co-authors
Recent publications by Dr. Simmons
Bariatric SurgeryCopperDiabetes Mellitus, Type 2
AutoantibodiesAutoimmune DiseasesHydroxymethylglutaryl-CoA Reductase Inhibitors
Peripheral Nervous System Diseases
Diagnosis, DifferentialSotos Syndrome
See who Dr. Simmons researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Simmons works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Matthew E. Simmons received $546 in industry payments from 2016 to 2022
CMS Open Payments shows 38 general payments to Dr. Simmons from 11 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $128.
General payments to Dr. Simmons by program year, 2016 to 2022
Companies that paid Dr. Simmons the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew E. Simmons graduated from Creighton University School of Medicine
Dr. Simmons graduated from Creighton University School of Medicine in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Matthew E. Simmons's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Matthew E. Simmons
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Matthew E. Simmons' NPI number?
Dr. Matthew E. Simmons' NPI number is 1942272778. It was assigned on February 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew E. Simmons?
Dr. Matthew E. Simmons is a neurologist in Rapid City, South Dakota. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Matthew E. Simmons practice?
Dr. Simmons practices at 2929 5th St, Rapid City, SD 57701. Dr. Simmons' primary practice is Monument Health Box Elder Clinic in Rapid City, South Dakota. Dmand AI also links Dr. Simmons to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Matthew E. Simmons' office phone number?
The practice phone on file for Dr. Simmons is (605) 755-2273.
What is Dr. Matthew E. Simmons' medical license number?
Dr. Simmons holds South Dakota license 3523.
Which hospitals is Dr. Matthew E. Simmons affiliated with?
Dr. Simmons is affiliated with Monument Health Rapid City Hospital. Dmand AI links Dr. Simmons to 1 more hospital.
What medical group is Dr. Matthew E. Simmons part of?
Dr. Simmons is linked to Monument Health Rapid City Hospital. Dmand AI links Dr. Simmons to 1 more medical group.
Does Dr. Matthew E. Simmons accept Medicare?
Yes. CMS data shows Dr. Simmons billed Medicare for 357 services in 2024, and Dr. Simmons accepts Medicare assignment.
How many Medicare patients does Dr. Matthew E. Simmons see?
CMS counts 268 Medicare patients who saw Dr. Simmons in 2024, with an average age of 70.
What services does Dr. Matthew E. Simmons bill to Medicare?
In 2024, Dr. Simmons' most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, established patient (99215).
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Where did Dr. Matthew E. Simmons go to medical school?
Dr. Simmons graduated from Creighton University School of Medicine in 1985.
What drugs does Dr. Matthew E. Simmons prescribe most?
In 2024 Medicare Part D data, Dr. Simmons' most prescribed drugs by claims were Gabapentin, Levetiracetam and Prednisone.
Has Dr. Matthew E. Simmons received payments from drug or device companies?
CMS Open Payments shows $546 in general payments to Dr. Simmons from 11 companies from 2016 to 2022. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Matthew E. Simmons been practicing?
Dr. Simmons graduated from medical school in 1985, 41 years ago.
Does Dr. Matthew E. Simmons do research?
Dmand AI links 5 publications to Dr. Simmons.
Who does Dr. Matthew E. Simmons publish with?
Dr. Simmons' most frequent co-authors are Allison Mary Hemmer, MD (1 shared paper) and Joseph Christian Rath, MD (1 shared paper).
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