Lisa A. Groskopf, DO
Internal Medicine Physician · Winfield, IL
Lisa A. Groskopf, DO is an internal medicine physician with a practice address in Winfield, Illinois, and NPI 1295753689, issued on Jul 17, 2006. Check the license (Illinois 036-110669, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Lisa A. Groskopf
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036-110669 IL
Self-reported in NPPES; status is on the state search - Practice location
- 25 N Winfield RD, Winfield, IL 60190
- Phone
- (630) 933-4700
- Enumerated
- Jul 17, 2006
- Record last updated
- Feb 12, 2026
- Fax
- (630) 933-4427
- Medicaid ID
- 036110669 IL
- Medicare enrollment
- Enrolled (PECOS I20040730000515); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 25 N Winfield RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lisa A. Groskopf 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 036-110669Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average internal medicine physician in 2024
930 Medicare Part D claims for 152 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 14 claims were for opioids.
Most prescribed
- Levothyroxine Sodium57 claims
- Atorvastatin Calcium51 claims
- Gabapentin47 claims
- Amlodipine Besylate37 claims
- Furosemide32 claims
- Metformin Hcl27 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.
Industry payments in 2024: $95.68
4 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Advocate Health And Hospitals CorporationOswego, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lisa A. Groskopf among 7,238 internal medicine physician records in Illinois
Lisa A. Groskopf, DO is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2001 · median 2003 among the 3,580 with a school on file
- Record last updated2026 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 internal medicine physician records list a practice address in Winfield
They are 19 of the 778 NPPES records with a practice address in Winfield, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Winfield → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Radha Chirumamilla, M.D.Winfield, IL 601901649560129
- Marc Conte-Russian, D.O.Winfield, IL 601901427378413
- Susan Felber, M.D.Winfield, IL 601901326096637
- Alexandra Frogameni, M.D.Winfield, IL 601901669736583
- Sana Jafri, MDWinfield, IL 601901467793463
- Michelle Jao, MDWinfield, IL 601901083632947
- Jose Magana, MDWinfield, IL 601901447261847
- Rutuja Patel, D.O.Winfield, IL 601901043453608
Common questions
What is Lisa A. Groskopf, DO's NPI number?
Lisa A. Groskopf, DO's National Provider Identifier (NPI) is 1295753689, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lisa A. Groskopf, DO located?
The NPPES record lists a practice address at 25 N Winfield RD, Winfield, IL, 60190. Phone: (630) 933-4700. Providers update this record themselves, so call before visiting.
How can I verify Lisa A. Groskopf, DO's license?
NPPES lists Illinois license number 036-110669, 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 Lisa A. Groskopf, DO prescribe under Medicare Part D?
In 2024, Lisa A. Groskopf, DO had 930 Medicare Part D claims for 152 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.