Rosemary L. Herzberger, FNP-BC
Family Nurse Practitioner · Jacksonville, IL
Rosemary L. Herzberger, FNP-BC is a family nurse practitioner with a practice address in Jacksonville, Illinois, and NPI 1548560089, issued on Nov 1, 2010. Check the license (Illinois 209008452, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rosemary L. Herzberger
- Credential
- FNP-BC
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209008452 IL
Self-reported in NPPES; status is on the state search - Practice location
- 901 W Morton Ave Ste 22, Jacksonville, IL 62650
- Phone
- (217) 588-6140
- Enumerated
- Nov 1, 2010
- Record last updated
- Apr 25, 2023
- Fax
- (217) 588-3043
- Medicare enrollment
- Enrolled (PECOS I20110211000353); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 901 W Morton Ave Ste 22
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jamie Landsverk, FNP-BCFamily Nurse Practitioner1316101314
- Devhan Vanmeter, FNP-CFamily Nurse Practitioner1952135170
- Chris Wassell, FNP-CFamily Nurse Practitioner1912546326
Verify Rosemary L. Herzberger in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209008452Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family nurse practitioner in 2024
189 Medicare Part D claims for 153 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone28 claims
- Amoxicillin-Clavulanate Potass21 claims
- Amoxicillin20 claims
- Cephalexin20 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 practice group's MIPS final score for 2023 (Medicare payment program): 72.1 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).
Bills Medicare through one group practice
- Memorial Physician ServicesJacksonville, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rosemary L. Herzberger among 7,639 family nurse practitioner records in Illinois
Rosemary L. Herzberger, FNP-BC is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 11% of them.
- NPI issued2010 · 11% of these records are older, 88% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2010 · median 2018 among the 4,778 with a school on file
- Record last updated2023 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 family nurse practitioner records list a practice address in Jacksonville
They are 26 of the 315 NPPES records with a practice address in Jacksonville, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Jacksonville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Abby Cunningham, FNPJacksonville, IL 626501528299955
- Kaitlyn Davidson, NP-CJacksonville, IL 626501285184713
- Agnes FennerJacksonville, IL 626501528518602
- Amy Haefeli, FNP-BCJacksonville, IL 626501437603719
- Kaci HavlinJacksonville, IL 626501083155311
- Lindsay Kaiser, NP-CJacksonville, IL 626501942661418
- Jamie Landsverk, FNP-BCJacksonville, IL 626501316101314
- Diane Lietz, APRN FNP-CJacksonville, IL 626501740522101
Common questions
What is Rosemary L. Herzberger, FNP-BC's NPI number?
Rosemary L. Herzberger, FNP-BC's National Provider Identifier (NPI) is 1548560089, issued on Nov 1, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Rosemary L. Herzberger, FNP-BC located?
The NPPES record lists a practice address at 901 W Morton Ave Ste 22, Jacksonville, IL, 62650. Phone: (217) 588-6140. Providers update this record themselves, so call before visiting.
How can I verify Rosemary L. Herzberger, FNP-BC's license?
NPPES lists Illinois license number 209008452, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Rosemary L. Herzberger, FNP-BC prescribe under Medicare Part D?
In 2024, Rosemary L. Herzberger, FNP-BC had 189 Medicare Part D claims for 153 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Rosemary L. Herzberger, FNP-BC's MIPS final score?
The 2023 MIPS final score is 72.1 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.