Horia Stamboliu, M.D.
Internal Medicine Physician · Chicago, IL
Horia Stamboliu, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1932155025, issued on May 26, 2006. Check the license (Illinois 036072108, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Horia Stamboliu
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036072108 IL
Self-reported in NPPES; status is on the state search - Practice location
- 326 W 64TH St, Chicago, IL 60621
- Phone
- (773) 865-7825
- Enumerated
- May 26, 2006
- Record last updated
- Jul 10, 2023
- Medicaid ID
- 036072108 IL
- Medicare enrollment
- Enrolled (PECOS I20040311000032); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 326 W 64TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Horia Stamboliu 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 036072108Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average internal medicine physician in 2024
608 Medicare Part D claims for 129 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl68 claims
- Amlodipine Besylate60 claims
- Atorvastatin Calcium43 claims
- Albuterol Sulfate Hfa29 claims
- Pantoprazole Sodium24 claims
- Metoclopramide Hcl20 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
- Vivek Gupta, M.D., S.C.Chicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Horia Stamboliu among 7,238 internal medicine physician records in Illinois
Horia Stamboliu, M.D. 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
- Graduated1977 · median 2003 among the 3,580 with a school on file
- Record last updated2023 · 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).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
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Common questions
What is Horia Stamboliu, M.D.'s NPI number?
Horia Stamboliu, M.D.'s National Provider Identifier (NPI) is 1932155025, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Horia Stamboliu, M.D. located?
The NPPES record lists a practice address at 326 W 64TH St, Chicago, IL, 60621. Phone: (773) 865-7825. Providers update this record themselves, so call before visiting.
How can I verify Horia Stamboliu, M.D.'s license?
NPPES lists Illinois license number 036072108, 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 Horia Stamboliu, M.D. prescribe under Medicare Part D?
In 2024, Horia Stamboliu, M.D. had 608 Medicare Part D claims for 129 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.