Jennifer Wollach Hartlaub, APNP
Nurse Practitioner · Milwaukee, WI
Jennifer Wollach Hartlaub, APNP is a nurse practitioner with a practice address in Milwaukee, Wisconsin, and NPI 1962519579, issued on Aug 23, 2006. Check the license (Wisconsin 978-033, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jennifer Wollach Hartlaub
- Credential
- APNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 978-033 WI
Self-reported in NPPES; status is on the state search - Practice location
- 945 N 12TH St, Milwaukee, WI 53233
- Phone
- (414) 219-6000
- Enumerated
- Aug 23, 2006
- Record last updated
- Oct 25, 2023
- Fax
- (414) 385-5113
- Medicaid ID
- 43852600 WI
- Entity
- Type 1 · individual
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jennifer Wollach Hartlaub in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 978-033Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average nurse practitioner in 2024
14 Medicare Part D claims, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
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.
Jennifer Wollach Hartlaub among 3,995 nurse practitioner records in Wisconsin
Jennifer Wollach Hartlaub, 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 82% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2023 · 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).
695 nurse practitioner records list a practice address in Milwaukee
They are 695 of the 18,389 NPPES records with a practice address in Milwaukee, and 3,995 nurse practitioner records in Wisconsin.
All 3,995 in Wisconsin → Every provider in Milwaukee → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Mary Bernau-Eigen, R.N.Milwaukee, WI 532331215050471
- Karen Grumstrup, NURSE PRACTITIONERMilwaukee, WI 532331275756611
- Lindsay Holzhauer, APNPMilwaukee, WI 532331407963028
- Gigi Pomerantz, APNPMilwaukee, WI 532331760599062
- Jean Rosiak, APNPMilwaukee, WI 532331154438414
- Heidi Rymaszewski, APNPMilwaukee, WI 532331275640534
- Marsha Schneider, APNPMilwaukee, WI 532331467569756
- Rebecca Schultz, NPMilwaukee, WI 532331043209968
Common questions
What is Jennifer Wollach Hartlaub, APNP's NPI number?
Jennifer Wollach Hartlaub, APNP's National Provider Identifier (NPI) is 1962519579, issued on Aug 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Wollach Hartlaub, APNP located?
The NPPES record lists a practice address at 945 N 12TH St, Milwaukee, WI, 53233. Phone: (414) 219-6000. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Wollach Hartlaub, APNP's license?
NPPES lists Wisconsin license number 978-033, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Jennifer Wollach Hartlaub, APNP prescribe under Medicare Part D?
In 2024, Jennifer Wollach Hartlaub, APNP had 14 Medicare Part D claims; the average among nurse practitioner prescribers was 1,109. 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.