Tierra Lee Weglarz, DO
Family Medicine Physician · Peoria, IL
Tierra Lee Weglarz, DO is a family medicine physician with a practice address in Peoria, Illinois, and NPI 1154901528, issued on Apr 10, 2021. Check the license (Illinois 036170921, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Tierra Lee Weglarz
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036170921 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5111 N Glen Park Place RD, Peoria, IL 61614
- Phone
- (309) 683-5700
- Enumerated
- Apr 10, 2021
- Record last updated
- Jul 15, 2024
- Medicare enrollment
- Enrolled (PECOS I20240816001642); accepts Medicare assignment
- Medical or professional school
- University Of Pikeville, Kentucky College Of Osteopathic Med, 2021
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 5111 N Glen Park Place RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karen Cadet-Saintilus, M.D.Family Medicine Physician1003936766
- Gregory ClementzFamily Medicine Physician1174605505
- Lindsey HabeckerFamily Nurse Practitioner1194452276
- Andrea Harlan, APNFamily Nurse Practitioner1598467524
- Kimberley Herzog, LISW-SClinical Social Worker1134585441
- Kirbie Holland, APNNurse Practitioner1457815425
Verify Tierra Lee Weglarz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036170921Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average family medicine physician in 2024
377 Medicare Part D claims for 84 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium35 claims
- Albuterol Sulfate Hfa22 claims
- Amlodipine Besylate17 claims
- Levothyroxine Sodium15 claims
- Escitalopram Oxalate14 claims
- Metformin Hcl13 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.
Bills Medicare through one group practice
- Osf Multi-Specialty GroupPeoria, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tierra Lee Weglarz among 6,215 family medicine physician records in Illinois
Tierra Lee Weglarz, DO is one of 6,215 family medicine physician 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 2021, is newer than 84% of them.
- NPI issued2021 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2021 · median 2006 among the 3,714 with a school on file
- Record last updated2024 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
134 family medicine physician records list a practice address in Peoria
They are 134 of the 4,621 NPPES records with a practice address in Peoria, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Peoria → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Robert Adams, MDPeoria, IL 616141184646317
- Syed Ali, M.D.Peoria, IL 616141700805439
- Wade Carlson, MDPeoria, IL 616141275557498
- Gregory ClementzPeoria, IL 616141174605505
- Ronald Davis, M.D.Peoria, IL 616141447375886
- Jessica Higgs, MDPeoria, IL 616141588687800
- Patricio Ilada, M.D.Peoria, IL 616141679630156
- Nicolaas Jongerius, MDPeoria, IL 616141235144056
Common questions
What is Tierra Lee Weglarz, DO's NPI number?
Tierra Lee Weglarz, DO's National Provider Identifier (NPI) is 1154901528, issued on Apr 10, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Tierra Lee Weglarz, DO located?
The NPPES record lists a practice address at 5111 N Glen Park Place RD, Peoria, IL, 61614. Phone: (309) 683-5700. Providers update this record themselves, so call before visiting.
How can I verify Tierra Lee Weglarz, DO's license?
NPPES lists Illinois license number 036170921, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Tierra Lee Weglarz, DO prescribe under Medicare Part D?
In 2024, Tierra Lee Weglarz, DO had 377 Medicare Part D claims for 84 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.