Christina Lynne Nussbaum, M.D.
Emergency Medicine Physician · Waupaca, WI
Christina Lynne Nussbaum, M.D. is an emergency medicine physician with a practice address in Waupaca, Wisconsin, and NPI 1518387885, issued on Apr 24, 2014. Check the license (Wisconsin 85454, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Christina Lynne Nussbaum
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 85454 WI
2017-00432 NC
17013 NV
Self-reported in NPPES; status is on the state search - Practice location
- 800 Riverside Dr, Waupaca, WI 54981
- Phone
- (715) 258-1000
- Enumerated
- Apr 24, 2014
- Record last updated
- Jul 8, 2025
- Fax
- (715) 258-1042
- Medicaid IDs
- 1518387885 NC
207P00000X NV - Medicare enrollment
- Enrolled (PECOS I20250509002077); accepts Medicare assignment
- Medical or professional school
- University Of Wisconsin School Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,464 in Wisconsin → Look up another NPI →
Also registered at 800 Riverside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anita AhlbornRegistered Respiratory Therapist1639068711
- Syed Ala, MDHospitalist Physician1235233792
- Rachel Badtke, OTD, OTR/LOccupational Therapist1184513236
- Jennifer Bahr, M.D.Emergency Medicine Physician1336315324
- Mandip Bartels, M.D.Internal Medicine Physician1477569275
- Zachary Bartz, DPTPhysical Therapist1639797541
Verify Christina Lynne Nussbaum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 85454Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average emergency medicine physician in 2024
126 Medicare Part D claims for 79 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin13 claims
- Cyclobenzaprine Hcl12 claims
- Ibuprofen12 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.
The MIPS final score for 2023 (Medicare payment program): 98.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Thedacare Regional Medical Center - Appleton, IncFond Du Lac, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christina Lynne Nussbaum among 1,464 emergency medicine physician records in Wisconsin
Christina Lynne Nussbaum, M.D. 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 2014, is newer than 67% of them.
- NPI issued2014 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2014 · 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).
23 emergency medicine physician records list a practice address in Waupaca
They are 23 of the 283 NPPES records with a practice address in Waupaca, and 1,464 emergency medicine physician records in Wisconsin.
All 1,464 in Wisconsin → Every provider in Waupaca → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Jennifer Bahr, M.D.Waupaca, WI 549811336315324
- Dale Bertram, MDWaupaca, WI 549811871550970
- Charles Conger, MDWaupaca, WI 549811811904287
- Ismail Dania, MDWaupaca, WI 549811255326070
- Francesca Detrana, DOWaupaca, WI 549811376553420
- Dennis Ford, MDWaupaca, WI 549811811078777
- Gert Hasselhof, MDWaupaca, WI 549811043289473
- Amy Kenworthy, MDWaupaca, WI 549811346335254
Common questions
What is Christina Lynne Nussbaum, M.D.'s NPI number?
Christina Lynne Nussbaum, M.D.'s National Provider Identifier (NPI) is 1518387885, issued on Apr 24, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Christina Lynne Nussbaum, M.D. located?
The NPPES record lists a practice address at 800 Riverside Dr, Waupaca, WI, 54981. Phone: (715) 258-1000. Providers update this record themselves, so call before visiting.
How can I verify Christina Lynne Nussbaum, M.D.'s license?
NPPES lists Wisconsin license number 85454, 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 Christina Lynne Nussbaum, M.D. prescribe under Medicare Part D?
In 2024, Christina Lynne Nussbaum, M.D. had 126 Medicare Part D claims for 79 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Christina Lynne Nussbaum, M.D.'s MIPS final score?
The 2023 MIPS final score is 98.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.