NPPES file of Aug 9, 2026

Catherine L. Turner, APNP

Nurse Practitioner · Port Washington, WI

Catherine L. Turner, APNP is a nurse practitioner with a practice address in Port Washington, Wisconsin, and NPI 1154812170, issued on May 24, 2018. Check the license (Wisconsin 8517, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154812170
Name
Catherine L. Turner
Credential
APNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
8517 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
May 24, 2018
Record last updated
Nov 16, 2022
Fax
(262) 268-5115
Medicaid ID
100080961 WI
Medicare enrollment
Enrolled (PECOS I20181012000566); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1475 W Grand Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Breanne Beres, DPT, ATCPhysical Therapist1396239182
  2. Cameron Blegen, M.D.Family Medicine Physician1548791585
  3. Christine Brzakala, APNPNurse Practitioner1891074407
  4. Bryan CanfieldPhysical Therapist1528002904
  5. Elizabeth DzwonczykFamily Medicine Physician1427411875
  6. Christopher Eernisse, D.O..Family Medicine Physician1558742726

Verify Catherine L. Turner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 8517
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% fewer Medicare Part D claims than the average nurse practitioner in 2024

193 Medicare Part D claims for 139 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Catherine Turner193
  2. Specialty average1,109

Most prescribed

  1. Amoxicillin-Clavulanate Potass30 claims
  2. Prednisone20 claims
  3. Cephalexin14 claims
  4. Nitrofurantoin Mono-Macro12 claims
  5. Triamcinolone Acetonide12 claims
  6. Azithromycin11 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): 94.6 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.

  1. Qualityout of 100 · 30% of the final score85.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Froedtert Manitowoc Medical Group, LLCSheboygan, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Catherine L. Turner among 3,995 nurse practitioner records in Wisconsin

Catherine L. Turner, APNP is one of 3,995 nurse practitioner records with a practice address in Wisconsin. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 61% of them.

  • NPI issued2018 · 61% of these records are older, 35% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2017 · median 2017 among the 2,701 with a school on file
  • Record last updated2022 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

7 nurse practitioner records list a practice address in Port Washington

They are 7 of the 228 NPPES records with a practice address in Port Washington, and 3,995 nurse practitioner records in Wisconsin.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Christine Brzakala, APNPPort Washington, WI 530741891074407
  2. Legenda Gooding, APNPPort Washington, WI 530741093255549
  3. Maureen Greene, RN, CNS, ACNPPort Washington, WI 530741134162779
  4. Holly Kempers, APNPPort Washington, WI 530741477856581
  5. Rebecca Massart, NPPort Washington, WI 530741497815237
  6. Heidi Wheeler, NPPort Washington, WI 530741417247313
  7. Melinda Altman, ARNPPlymouth, WI 530731821499740
  8. Dena Horvath, NPPlymouth, WI 530731740797851

Common questions

What is Catherine L. Turner, APNP's NPI number?

Catherine L. Turner, APNP's National Provider Identifier (NPI) is 1154812170, issued on May 24, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Catherine L. Turner, APNP 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 Catherine L. Turner, APNP's license?

NPPES lists Wisconsin license number 8517, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Catherine L. Turner, APNP prescribe under Medicare Part D?

In 2024, Catherine L. Turner, APNP had 193 Medicare Part D claims for 139 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Catherine L. Turner, APNP's MIPS final score?

The 2023 MIPS final score is 94.6 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.