Valerian Mark Peterson, MD
Emergency Medicine Physician · Elkhorn, WI
Valerian Mark Peterson, MD is an emergency medicine physician with a practice address in Elkhorn, Wisconsin, and NPI 1245760198, issued on Jun 14, 2017. Check the license (Wisconsin 72892, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Valerian Mark Peterson
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 72892 WI
Self-reported in NPPES; status is on the state search - Practice location
- W3985 County Road NN, Elkhorn, WI 53121
- Phone
- (262) 741-2000
- Enumerated
- Jun 14, 2017
- Record last updated
- Apr 9, 2025
- Medicaid ID
- 1245760198 WI
- Medicare enrollment
- Enrolled (PECOS I20200408001351); accepts Medicare assignment
- Medical or professional school
- Creighton University School Of Medicine, 2017
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,464 in Wisconsin → Look up another NPI →
Also registered at W3985 County Road NN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Valerian Mark Peterson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 72892Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average emergency medicine physician in 2024
190 Medicare Part D claims for 152 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 35 claims were for opioids.
Most prescribed
- Oxycodone Hcl29 claims
- Prednisone29 claims
- Cephalexin16 claims
- Ondansetron Odt16 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 one group practice
- Aurora Medical Group, Inc.Elkhorn, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Valerian Mark Peterson among 1,464 emergency medicine physician records in Wisconsin
Valerian Mark Peterson, MD is one of 1,464 emergency medicine physician records with a practice address in Wisconsin. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 78% of them.
- NPI issued2017 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2017 · median 2011 among the 844 with a school on file
- Record last updated2025 · 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 207P00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
7 emergency medicine physician records list a practice address in Elkhorn
They are 7 of the 372 NPPES records with a practice address in Elkhorn, and 1,464 emergency medicine physician records in Wisconsin.
All 1,464 in Wisconsin → Every provider in Elkhorn → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Abdulmoniem Abdulmoniem, M.D.Elkhorn, WI 531211194175042
- Matthew Degroot, DOElkhorn, WI 531211811494966
- Julia Johnson, D.O.Elkhorn, WI 531211295976629
- Dilip Patel, MDElkhorn, WI 531211144204264
- Lauren Ramm, M.D.Elkhorn, WI 531211598297715
- Saada Zegar, D.O.Elkhorn, WI 531211386987303
- William Robinson, MDFranksville, WI 531261023052321
- Terry McMillan, M.D.Greendale, WI 531291992906978
Common questions
What is Valerian Mark Peterson, MD's NPI number?
Valerian Mark Peterson, MD's National Provider Identifier (NPI) is 1245760198, issued on Jun 14, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Valerian Mark Peterson, MD located?
The NPPES record lists a practice address at W3985 County Road NN, Elkhorn, WI, 53121. Phone: (262) 741-2000. Providers update this record themselves, so call before visiting.
How can I verify Valerian Mark Peterson, MD's license?
NPPES lists Wisconsin license number 72892, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Valerian Mark Peterson, MD prescribe under Medicare Part D?
In 2024, Valerian Mark Peterson, MD had 190 Medicare Part D claims for 152 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.