Valentina Stosor, MD
Infectious Disease Physician · Chicago, IL
Valentina Stosor, MD is an infectious disease physician with a practice address in Chicago, Illinois, and NPI 1205860541, issued on Jul 11, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Valentina Stosor
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- Practice location
- 680 N Lake Shore Dr, Chicago, IL 60611
- Phone
- (312) 695-9797
- Enumerated
- Jul 11, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100217000523); accepts Medicare assignment
- Medical or professional school
- Washington University School Of Medicine, 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 464 in Illinois → Look up another NPI →
Also registered at 680 N Lake Shore Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Valentina Stosor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average infectious disease physician in 2024
1,476 Medicare Part D claims for 149 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. 17 claims were for opioids.
Most prescribed
- Biktarvy312 claims
- Juluca107 claims
- Valacyclovir69 claims
- Dovato52 claims
- Atorvastatin Calcium47 claims
- Sulfamethoxazole-Trimethoprim45 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 MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $125.62
3 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 3,895 providers of this specialty with any payment received $4,362.19 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
- Northwestern Medical Faculty FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Valentina Stosor among 464 infectious disease physician records in Illinois
Valentina Stosor, MD is one of 464 infectious disease physician records with a practice address in Illinois. 79% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1992 · median 2004 among the 311 with a school on file
- Record last updated2007 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Illinois
There are 464 infectious disease physician records in Illinois.
All 464 in Illinois → Every provider in Chicago → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Chad Achenbach, MDChicago, IL 606111548278674
- Maureen Bolon, MDChicago, IL 606111851368773
- Susan Cohn, MDChicago, IL 606111306861091
- John Flaherty, MDChicago, IL 606111821028150
- Shannon Galvin, M.D.Chicago, IL 606111003862400
- Alan Hauser, MDChicago, IL 606111790881647
- Robert Hirschtick, MDChicago, IL 606111730113135
- Robert Murphy, MDChicago, IL 606111558476416
Common questions
What is Valentina Stosor, MD's NPI number?
Valentina Stosor, MD's National Provider Identifier (NPI) is 1205860541, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Valentina Stosor, MD located?
The NPPES record lists a practice address at 680 N Lake Shore Dr, Chicago, IL, 60611. Phone: (312) 695-9797. Providers update this record themselves, so call before visiting.
How can I verify Valentina Stosor, MD's license?
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 Valentina Stosor, MD prescribe under Medicare Part D?
In 2024, Valentina Stosor, MD had 1,476 Medicare Part D claims for 149 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Valentina Stosor, MD's MIPS final score?
The 2023 MIPS final score is 94.1 of 100. 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.