Aaron Zondlo
Certified Registered Nurse Anesthetist · Wausau, WI
Aaron Zondlo is a certified registered nurse anesthetist with a practice address in Wausau, Wisconsin, and NPI 1023416559, issued on Dec 16, 2014. Check the license (Wisconsin 161835-30, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Aaron Zondlo
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 161835-30 WI
Self-reported in NPPES; status is on the state search - Practice location
- 425 Pine Ridge Blvd Ste 211, Wausau, WI 54401
- Phone
- (715) 845-5505
- Enumerated
- Dec 16, 2014
- Record last updated
- Jan 25, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (715) 848-2884
- Medicare enrollment
- Enrolled (PECOS I20141230000929); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 1,241 in Wisconsin → Look up another NPI →
Also registered at 425 Pine Ridge Blvd Ste 211
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jennifer Brydson, CRNACertified Registered Nurse Anesthetist1578085908
- Renee Carlson, C.R.N.A.Certified Registered Nurse Anesthetist1356596415
- Jenna GehrmannCertified Registered Nurse Anesthetist1245774181
- Sydney Oliver, CRNACertified Registered Nurse Anesthetist1932935194
- Elizabeth PeteschAnesthesiology Physician1841751898
Verify Aaron Zondlo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 161835-30Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 85.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $16.59
1 payment: food and beverage; the largest payer was Pacira Pharmaceuticals Incorporated. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Central Wisconsin AnesthesiologyWausau, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aaron Zondlo among 1,241 certified registered nurse anesthetist records in Wisconsin
Aaron Zondlo is one of 1,241 certified registered nurse anesthetist records with a practice address in Wisconsin. 76% 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 60% of them.
- NPI issued2014 · 60% of these records are older, 37% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2014 · median 2013 among the 932 with a school on file
- Record last updated2021 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
50 certified registered nurse anesthetist records list a practice address in Wausau
They are 50 of the 1,958 NPPES records with a practice address in Wausau, and 1,241 certified registered nurse anesthetist records in Wisconsin.
All 1,241 in Wisconsin → Every provider in Wausau → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Sharon Brinkman, CRNAWausau, WI 544011790703668
- Shelley Danielson, C.R.N.A.Wausau, WI 544011265418909
- Kelle Fecker, CRNAWausau, WI 544011962444265
- Sieglinde Gorski, CRNAWausau, WI 544011225139082
- Stephen Hayden, CRNAWausau, WI 544011891716239
- Michael Hein, CRNAWausau, WI 544011104821651
- Steve Henkens, CRNAWausau, WI 544011023039302
- James Karow, CRNAWausau, WI 544011144241514
Common questions
What is Aaron Zondlo's NPI number?
Aaron Zondlo's National Provider Identifier (NPI) is 1023416559, issued on Dec 16, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Aaron Zondlo located?
The NPPES record lists a practice address at 425 Pine Ridge Blvd Ste 211, Wausau, WI, 54401. Phone: (715) 845-5505. Providers update this record themselves, so call before visiting.
How can I verify Aaron Zondlo's license?
NPPES lists Wisconsin license number 161835-30, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
What is Aaron Zondlo's MIPS final score?
The 2023 MIPS final score is 85.5 of 100, reported for the practice group. 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.