Benjamin David Reasoner, MD
Neurology Physician · Iowa City, IA
Benjamin David Reasoner, MD is a neurology physician with a practice address in Iowa City, Iowa, and NPI 1639818644, issued on May 31, 2022. Check the license (Iowa R-12431, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Benjamin David Reasoner
- Credential
- MD
- Primary taxonomy
- Neurology Physician 2084N0400X
- License number
- R-12431 IA
Self-reported in NPPES; status is on the state search - Practice location
- 200 Hawkins Dr, Iowa City, IA 52242
- Phone
- (319) 356-8752
- Enumerated
- May 31, 2022
- Record last updated
- May 31, 2022
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 167 in Iowa → Look up another NPI →
Also registered at 200 Hawkins Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Benjamin David Reasoner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license R-12431Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average neurology physician in 2024
112 Medicare Part D claims for 30 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium14 claims
- Levetiracetam13 claims
- Oxcarbazepine11 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.
Benjamin David Reasoner among 167 neurology physician records in Iowa
Benjamin David Reasoner, MD is one of 167 neurology physician records with a practice address in Iowa. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 76% of them.
- NPI issued2022 · 76% of these records are older, 20% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 51% of these records are
- Record last updated2022 · 56% 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 Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
85 neurology physician records list a practice address in Iowa City
They are 85 of the 7,163 NPPES records with a practice address in Iowa City, and 167 neurology physician records in Iowa.
All 167 in Iowa → Every provider in Iowa City → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Harold Adams, MDIowa City, IA 522421396737912
- Edward Aul, MDIowa City, IA 522421538151105
- Tracey Cho, MDIowa City, IA 522421992787915
- Patricia Davis, MDIowa City, IA 522421366435497
- Deema Fattal, MDIowa City, IA 522421982696803
- Lynne Geweke, MDIowa City, IA 522421174508519
- George Richerson, MDIowa City, IA 522421164404802
- Robert Rodnitzky, MDIowa City, IA 522421801889936
Common questions
What is Benjamin David Reasoner, MD's NPI number?
Benjamin David Reasoner, MD's National Provider Identifier (NPI) is 1639818644, issued on May 31, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin David Reasoner, MD located?
The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 356-8752. Providers update this record themselves, so call before visiting.
How can I verify Benjamin David Reasoner, MD's license?
NPPES lists Iowa license number R-12431, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Benjamin David Reasoner, MD prescribe under Medicare Part D?
In 2024, Benjamin David Reasoner, MD had 112 Medicare Part D claims for 30 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.