Dulces Leon-Jauregui, MD
Family Medicine Physician · Chicago, IL
Dulces Leon-Jauregui, MD is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1013999481, issued on Nov 18, 2005. Check the license (Illinois 036088095, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Dulces Leon-Jauregui
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036088095 IL
Self-reported in NPPES; status is on the state search - Practice location
- 7634 W Belmont Ave, Chicago, IL 60634
- Phone
- (773) 625-6610
- Enumerated
- Nov 18, 2005
- Record last updated
- Apr 5, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (773) 625-0953
- Medicaid ID
- 036088095 IL
- Medicare enrollment
- Enrolled (PECOS I20041220000446); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1991
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Verify Dulces Leon-Jauregui 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 036088095Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% more Medicare Part D claims than the average family medicine physician in 2024
6,728 Medicare Part D claims for 567 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 305 claims were for opioids.
Most prescribed
- Atorvastatin Calcium489 claims
- Lisinopril409 claims
- Metformin Hcl313 claims
- Amlodipine Besylate276 claims
- Rosuvastatin Calcium225 claims
- Levothyroxine Sodium205 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.
One hospital affiliation
- Loyola University Medical CenterMaywood, IL · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Dulces Leon-Jauregui among 6,215 family medicine physician records in Illinois
Dulces Leon-Jauregui, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1991 · median 2006 among the 3,714 with a school on file
- Record last updated2011 · 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).
1,593 family medicine physician records list a practice address in Chicago
They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Chicago → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
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- Marek Gawrysz, MDChicago, IL 606341508818055
- Edward Ghislandi, MDChicago, IL 606341386623460
- Marian Kowalczyk, MDChicago, IL 606341740201664
- Beata Kowalczyk Budziakowska, MDChicago, IL 606341114952504
- Purchit Lacuesta, M.D.Chicago, IL 606341003887423
- Marek Malko, M.D.Chicago, IL 606341386757581
Common questions
What is Dulces Leon-Jauregui, MD's NPI number?
Dulces Leon-Jauregui, MD's National Provider Identifier (NPI) is 1013999481, issued on Nov 18, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Dulces Leon-Jauregui, MD located?
The NPPES record lists a practice address at 7634 W Belmont Ave, Chicago, IL, 60634. Phone: (773) 625-6610. Providers update this record themselves, so call before visiting.
How can I verify Dulces Leon-Jauregui, MD's license?
NPPES lists Illinois license number 036088095, 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 Dulces Leon-Jauregui, MD prescribe under Medicare Part D?
In 2024, Dulces Leon-Jauregui, MD had 6,728 Medicare Part D claims for 567 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.