Christopher M. Eernisse, D.O..
Family Medicine Physician · Port Washington, WI
Christopher M. Eernisse, D.O.. is a family medicine physician with a practice address in Port Washington, Wisconsin, and NPI 1558742726, issued on Jun 14, 2015. Check the license (Wisconsin 69565, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Christopher M. Eernisse
- Credential
- D.O..
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 69565 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1475 W Grand Ave, Port Washington, WI 53074
- Phone
- (262) 268-5100
- Enumerated
- Jun 14, 2015
- Record last updated
- Dec 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 100079606 WI
- Medicare enrollment
- Enrolled (PECOS I20180731000948); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1475 W Grand Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Breanne Beres, DPT, ATCPhysical Therapist1396239182
- Cameron Blegen, M.D.Family Medicine Physician1548791585
- Christine Brzakala, APNPNurse Practitioner1891074407
- Bryan CanfieldPhysical Therapist1528002904
- Elizabeth DzwonczykFamily Medicine Physician1427411875
- Alesha Ewig, PA-CPhysician Assistant1861741365
Verify Christopher M. Eernisse in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 69565Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% more Medicare Part D claims than the average family medicine physician in 2024
6,325 Medicare Part D claims for 437 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Atorvastatin Calcium482 claims
- Amlodipine Besylate271 claims
- Rosuvastatin Calcium262 claims
- Levothyroxine Sodium229 claims
- Simvastatin203 claims
- Lisinopril196 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 Advanced Healthcare, Inc.Port Washington, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
13 family medicine physician records list a practice address in Port Washington
They are 13 of the 228 NPPES records with a practice address in Port Washington, and 3,765 family medicine physician records in Wisconsin.
All 13 in Port Washington → All 3,765 in Wisconsin → Every provider in Port Washington →
Other family medicine physician records in Wisconsin
- Ashraf AbbasAppleton, WI1558723775
- Ghudran Abdulal, MDNew Berlin, WI1083622666
- Yusuf Abdullah, DOSun Prairie, WI1437788478
- Vanessa Abejuela-Matt, D.O.Mount Pleasant, WI1558687749
- Emily Abeyta, MDWaukesha, WI1386905107
- Jeanette Abraham, MDWeston, WI1205895810
- Sarada Abraham, M.D.Oconomowoc, WI1962851972
- Kirsten Abramson, MDMadison, WI1417909979
- Alexandra Adams, MD PHDMadison, WI1184689291
- David AdamsMadison, WI1992986897
Common questions
What is Christopher M. Eernisse, D.O..'s NPI number?
Christopher M. Eernisse, D.O..'s National Provider Identifier (NPI) is 1558742726, issued on Jun 14, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Christopher M. Eernisse, D.O.. located?
The NPPES record lists a practice address at 1475 W Grand Ave, Port Washington, WI, 53074. Phone: (262) 268-5100. Providers update this record themselves, so call before visiting.
How can I verify Christopher M. Eernisse, D.O..'s license?
NPPES lists Wisconsin license number 69565, 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 Christopher M. Eernisse, D.O.. prescribe under Medicare Part D?
In 2024, Christopher M. Eernisse, D.O.. had 6,325 Medicare Part D claims for 437 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.