Rosita S. Hernandez, MD
Internal Medicine Physician · Chicago, IL
Rosita S. Hernandez, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1184712887, issued on Oct 10, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Rosita S. Hernandez
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 6853 S Halsted St, Chicago, IL 60621
- Phone
- (773) 873-7800
- Enumerated
- Oct 10, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (773) 224-1337
- Medicare enrollment
- Enrolled (PECOS I20041201000562); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 6853 S Halsted St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rosita S. Hernandez 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
67% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,043 Medicare Part D claims for 124 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 26 claims were for opioids.
Most prescribed
- Amlodipine Besylate68 claims
- Atorvastatin Calcium68 claims
- Gabapentin34 claims
- Metformin Hcl27 claims
- Furosemide26 claims
- Losartan Potassium25 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 4 group practices
- Banda Health Provider LLCDarien, IL
- Forever Care Home Visiting Physicians IncDes Plaines, IL
- Home Physicians OF Illinois LLCNiles, IL
- Illinois Doctors ON DemandChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rosita S. Hernandez among 7,238 internal medicine physician records in Illinois
Rosita S. Hernandez, MD 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
- Graduated1970 · median 2003 among the 3,580 with a school on file
- Record last updated2007 · 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 →
The 8 internal medicine physician records with the nearest ZIP codes
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- Alfonso Nobleza, M.D.Chicago, IL 606211326013236
- Dante Pimentel, M.D.Chicago, IL 606211972591527
- Chung Song, MDChicago, IL 606211710914999
- Horia Stamboliu, M.D.Chicago, IL 606211932155025
- Jerome Antony, M.D.Chicago, IL 606201639122583
- Mila C Bacalla, MDChicago, IL 606221942288550
Common questions
What is Rosita S. Hernandez, MD's NPI number?
Rosita S. Hernandez, MD's National Provider Identifier (NPI) is 1184712887, issued on Oct 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rosita S. Hernandez, MD located?
The NPPES record lists a practice address at 6853 S Halsted St, Chicago, IL, 60621. Phone: (773) 873-7800. Providers update this record themselves, so call before visiting.
How can I verify Rosita S. Hernandez, 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 Rosita S. Hernandez, MD prescribe under Medicare Part D?
In 2024, Rosita S. Hernandez, MD had 1,043 Medicare Part D claims for 124 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.