Steven J. Sparenberg, DO
Family Medicine Physician · Monticello, IL
Steven J. Sparenberg, DO is a family medicine physician with a practice address in Monticello, Illinois, and NPI 1386744506, issued on Sep 25, 2006. Check the license (Illinois 036103589, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Steven J. Sparenberg
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036103589 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1002 Medical Center Dr, Monticello, IL 61856
- Phone
- (217) 762-2518
- Enumerated
- Sep 25, 2006
- Record last updated
- May 5, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (217) 762-5261
- Medicaid ID
- 036103589 IL
- Medicare enrollment
- Enrolled (PECOS I20100604000762); accepts Medicare assignment
- Medical or professional school
- R Franklin University Of Med & Sci/Chicago Medical School, 1998
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 1002 Medical Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christy Barre, NPNurse Practitioner1659451235
- Felicia Clark, PA-CPhysician Assistant1215556055
- Douglas Ellis, MDFamily Medicine Physician1992790786
- William Lanker, MDEmergency Medicine Physician1568429009
- Ann Marty, MDFamily Medicine Physician1215958905
- Danny McFarlin, PAPhysician Assistant1538139225
Verify Steven J. Sparenberg 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 036103589Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% fewer Medicare Part D claims than the average family medicine physician in 2024
880 Medicare Part D claims for 218 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Lisinopril52 claims
- Methenamine Hippurate52 claims
- Atorvastatin Calcium43 claims
- Levothyroxine Sodium38 claims
- Losartan Potassium27 claims
- Metoprolol Succinate27 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
- Carle Health Care IncorporatedEffingham, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven J. Sparenberg among 6,215 family medicine physician records in Illinois
Steven J. Sparenberg, 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1998 · median 2006 among the 3,714 with a school on file
- Record last updated2015 · 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).
12 family medicine physician records list a practice address in Monticello
They are 12 of the 104 NPPES records with a practice address in Monticello, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Monticello → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Glen Dust, M.D.Monticello, IL 618561477555738
- Douglas Ellis, MDMonticello, IL 618561992790786
- Lauren Fore, M.D.Monticello, IL 618561609216548
- Mitchell Hammel, MDMonticello, IL 618561679914675
- Evelyn Huang, MDMonticello, IL 618561295152205
- James Manint, D.O.Monticello, IL 618561376534420
- Ann Marty, MDMonticello, IL 618561215958905
- Alina Paul, MDMonticello, IL 618561225182702
Common questions
What is Steven J. Sparenberg, DO's NPI number?
Steven J. Sparenberg, DO's National Provider Identifier (NPI) is 1386744506, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Steven J. Sparenberg, DO located?
The NPPES record lists a practice address at 1002 Medical Center Dr, Monticello, IL, 61856. Phone: (217) 762-2518. Providers update this record themselves, so call before visiting.
How can I verify Steven J. Sparenberg, DO's license?
NPPES lists Illinois license number 036103589, 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 Steven J. Sparenberg, DO prescribe under Medicare Part D?
In 2024, Steven J. Sparenberg, DO had 880 Medicare Part D claims for 218 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.