NPPES file of Aug 9, 2026

Tara Topper, FNP-C

Family Nurse Practitioner · O Fallon, IL

Tara Topper, FNP-C is a family nurse practitioner with a practice address in O Fallon, Illinois, and NPI 1649660200, issued on Feb 3, 2015. Check the license (Illinois 209012540, as entered in NPPES) with the Illinois 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
1649660200
Name
Tara Topper
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209012540 IL
Self-reported in NPPES; status is on the state search
Practice location
1512 N Green Mount RD, O Fallon, IL 62269
Phone
(619) 624-3368
Enumerated
Feb 3, 2015
Record last updated
Jan 3, 2022
Medicare enrollment
Enrolled (PECOS I20150519000024); 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 1512 N Green Mount RD

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

  1. Gregory Climaco, MDFamily Medicine Physician1316034143
  2. Veronica Contasti, MDInternal Medicine Physician1255011128
  3. Nell Hennon, D.O.Family Medicine Physician1992739221
  4. Jon Jacobson, D.O.Occupational Medicine Physician1780753822
  5. Stephen Jubinski, M.D.Family Medicine Physician1932377249
  6. Alison Miller, APNFamily Nurse Practitioner1700314945

Verify Tara Topper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209012540
    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 Illinois 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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79% fewer Medicare Part D claims than the average family nurse practitioner in 2024

274 Medicare Part D claims for 202 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Tara Topper274
  2. Specialty average1,305

Most prescribed

  1. Doxycycline Monohydrate49 claims
  2. Amoxicillin-Clavulanate Potass37 claims
  3. Prednisone34 claims
  4. Cephalexin18 claims
  5. Methylprednisolone17 claims
  6. Clindamycin Hcl16 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): 74.4 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.

  1. Qualityout of 100 · 30% of the final score70.3
  2. Costout of 100 · 30%56.9
  3. Promoting interoperabilityout of 100 · 25%85.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through one group practice

  1. Anderson Medical Group LLCBethalto, IL

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

Tara Topper among 7,639 family nurse practitioner records in Illinois

Tara Topper, FNP-C 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 2015, is newer than 24% of them.

  • NPI issued2015 · 24% of these records are older, 70% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2014 · median 2018 among the 4,778 with a school on file
  • Record last updated2022 · 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).

32 family nurse practitioner records list a practice address in O Fallon

They are 32 of the 1,077 NPPES records with a practice address in O Fallon, and 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Amy Buck, APNO Fallon, IL 622691053587402
  2. Susan Drabing, FNP-BCO Fallon, IL 622691326345141
  3. Dawn Drewes, APNO Fallon, IL 622691700177763
  4. Sarah Durnell, FNPO Fallon, IL 622691235568700
  5. Brandy Holthaus, NPO Fallon, IL 622691972922953
  6. Richard Knight, MSN FNP-BCO Fallon, IL 622691992959282
  7. Ricki Loar, APNO Fallon, IL 622691194723312
  8. Gaylin Manion, FNPShiloh, IL 622691023497591

Common questions

What is Tara Topper, FNP-C's NPI number?

Tara Topper, FNP-C's National Provider Identifier (NPI) is 1649660200, issued on Feb 3, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Tara Topper, FNP-C located?

The NPPES record lists a practice address at 1512 N Green Mount RD, O Fallon, IL, 62269. Phone: (619) 624-3368. Providers update this record themselves, so call before visiting.

How can I verify Tara Topper, FNP-C's license?

NPPES lists Illinois license number 209012540, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Tara Topper, FNP-C prescribe under Medicare Part D?

In 2024, Tara Topper, FNP-C had 274 Medicare Part D claims for 202 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Tara Topper, FNP-C's MIPS final score?

The 2023 MIPS final score is 74.4 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.