NPPES file of Aug 9, 2026

Julie Mae Olzak, MS, RD, CD

Registered Dietitian · Green Bay, WI

Julie Mae Olzak, MS, RD, CD is a registered dietitian with a practice address in Green Bay, Wisconsin, and NPI 1972254993, issued on Jan 11, 2022. Check the license with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972254993
Name
Julie Mae Olzak
Credential
MS, RD, CD
Primary taxonomy
Registered Dietitian 133V00000X
Practice location
744 S Webster Ave, Green Bay, WI 54301
Phone
(920) 445-7373
Enumerated
Jan 11, 2022
Record last updated
Apr 11, 2023
Medicare enrollment
Enrolled (PECOS I20250702002167); may accept Medicare assignment
Medical or professional school
University Of Wisconsin School Of Medicine, 2020
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 744 S Webster Ave

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

  1. Adam Aicher, D.O.Emergency Medicine Physician1336280585
  2. Manar Al Shahrouri, MDPulmonary Disease Physician1093731382
  3. Hannah Alsteen, FNP-CFamily Nurse Practitioner1649823881
  4. Kyle Anderson, CRNACertified Registered Nurse Anesthetist1205580313
  5. Lori Anderson, CRNACertified Registered Nurse Anesthetist1508953274
  6. Paul AndersonAnesthesiology Physician1750648481

Verify Julie Mae Olzak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this professionCheck 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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Julie Mae Olzak among 1,457 registered dietitian records in Wisconsin

Julie Mae Olzak, MS, RD, CD is one of 1,457 registered dietitian records with a practice address in Wisconsin. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2022, is newer than 75% of them.

  • NPI issued2022 · 75% of these records are older, 20% newer
  • In a Medicare fileNo · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 13% of these records are
  • Graduated2020 · median 2013 among the 182 with a school on file
  • Record last updated2023 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

61 registered dietitian records list a practice address in Green Bay

They are 61 of the 4,619 NPPES records with a practice address in Green Bay, and 1,457 registered dietitian records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 registered dietitian records with the nearest ZIP codes

  1. Hannah Blum, RDGreen Bay, WI 543011619562600
  2. Bonnie Cleven, RD, CDGreen Bay, WI 543011073903837
  3. Lori Hartz, MS, RDGreen Bay, WI 543011114068095
  4. Barbara Herald, RD, CDE, CDGreen Bay, WI 543011265544589
  5. Kathleen Hren, RDGreen Bay, WI 543011619952066
  6. Cheryl Kruschke, RD, CDEGreen Bay, WI 543011306958624
  7. Amber Langill, CDGreen Bay, WI 543011104012350
  8. Melanie Muhlenbeck, RD CDEGreen Bay, WI 543011851588115

Common questions

What is Julie Mae Olzak, MS, RD, CD's NPI number?

Julie Mae Olzak, MS, RD, CD's National Provider Identifier (NPI) is 1972254993, issued on Jan 11, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Julie Mae Olzak, MS, RD, CD located?

The NPPES record lists a practice address at 744 S Webster Ave, Green Bay, WI, 54301. Phone: (920) 445-7373. Providers update this record themselves, so call before visiting.

How can I verify Julie Mae Olzak, MS, RD, CD's license?

Search the Wisconsin board that licenses this profession; the NPPES record confirms identity 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. 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.