John W. Silkey, MD
Emergency Medicine Physician · Berlin, WI
John W. Silkey, MD is an emergency medicine physician with a practice address in Berlin, Wisconsin, and NPI 1073506192, issued on Aug 24, 2005. Check the license (Wisconsin 30816, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- John W. Silkey
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 30816 WI
30816-020 WI
633-025 WI
Self-reported in NPPES; status is on the state search - Practice location
- 225 Memorial Dr, Berlin, WI 54923
- Phone
- (920) 361-5525
- Enumerated
- Aug 24, 2005
- Record last updated
- Jun 23, 2022
- Fax
- (920) 361-5925
- Medicaid ID
- 31558300 WI
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,464 in Wisconsin → Look up another NPI →
Also registered at 225 Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John W. Silkey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 30816Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% more Medicare Part D claims than the average emergency medicine physician in 2024
311 Medicare Part D claims for 190 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 38 claims were for opioids.
Most prescribed
- Ondansetron Odt31 claims
- Cephalexin24 claims
- Hydrocodone-Acetaminophen23 claims
- Amoxicillin-Clavulanate Potass22 claims
- Cefdinir21 claims
- Prednisone20 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.
John W. Silkey among 1,464 emergency medicine physician records in Wisconsin
John W. Silkey, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2022 · 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).
6 emergency medicine physician records list a practice address in Berlin
They are 6 of the 132 NPPES records with a practice address in Berlin, and 1,464 emergency medicine physician records in Wisconsin.
All 1,464 in Wisconsin → Every provider in Berlin → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Maria Cruz-Apolinario, MDBerlin, WI 549231215926795
- Mary Cummins, M.D.Berlin, WI 549231225074214
- Erin Eferem, M.D.Berlin, WI 549231700106796
- James Heinzen, M.D.Berlin, WI 549231013908409
- P Shattuck, MDBerlin, WI 549231740273630
- Lauren Barlow, M.D.Appleton, WI 549151417244518
- Nicholas Bope, MDAppleton, WI 549151902217284
- Jojo HammondAppleton, WI 549151346414091
Common questions
What is John W. Silkey, MD's NPI number?
John W. Silkey, MD's National Provider Identifier (NPI) is 1073506192, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John W. Silkey, MD located?
The NPPES record lists a practice address at 225 Memorial Dr, Berlin, WI, 54923. Phone: (920) 361-5525. Providers update this record themselves, so call before visiting.
How can I verify John W. Silkey, MD's license?
NPPES lists Wisconsin license number 30816, 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 John W. Silkey, MD prescribe under Medicare Part D?
In 2024, John W. Silkey, MD had 311 Medicare Part D claims for 190 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.