Isabella Rojas, PA-C
Physician Assistant · Chicago, IL
Isabella Rojas, PA-C is a physician assistant with a practice address in Chicago, Illinois, and NPI 1881314664, issued on Aug 31, 2022. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Isabella Rojas
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 4700 S California Ave, Chicago, IL 60632
- Phone
- (773) 584-6200
- Enumerated
- Aug 31, 2022
- Record last updated
- May 19, 2025
- Medicare enrollment
- Enrolled (PECOS I20250609000877); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,926 in Illinois → Look up another NPI →
Also registered at 4700 S California Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Isabella Rojas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1% fewer Medicare Part D claims than the average physician assistant in 2024
824 Medicare Part D claims for 97 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Atorvastatin Calcium120 claims
- Metformin Hcl68 claims
- Lisinopril59 claims
- Amlodipine Besylate45 claims
- Losartan Potassium33 claims
- Glipizide26 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 3 group practices
- Cora Health Services IncThe Villages, FL
- Esperanza Health CentersChicago, IL
- Premier Medical Associates OF Florida Healthcare, PAThe Villages, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isabella Rojas among 4,926 physician assistant records in Illinois
Isabella Rojas, PA-C is one of 4,926 physician assistant records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 71% of them.
- NPI issued2022 · 71% of these records are older, 22% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2022 · median 2019 among the 3,407 with a school on file
- Record last updated2025 · 35% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,445 physician assistant records list a practice address in Chicago
They are 1,445 of the 63,379 NPPES records with a practice address in Chicago, and 4,926 physician assistant records in Illinois.
All 4,926 in Illinois → Every provider in Chicago → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
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- Madelyn Winkelmann, PA-CChicago, IL 606321548071681
- Christine WrightChicago, IL 606321508448879
- Tessa Buzzetti, PAChicago, IL 606311811619729
Common questions
What is Isabella Rojas, PA-C's NPI number?
Isabella Rojas, PA-C's National Provider Identifier (NPI) is 1881314664, issued on Aug 31, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Isabella Rojas, PA-C located?
The NPPES record lists a practice address at 4700 S California Ave, Chicago, IL, 60632. Phone: (773) 584-6200. Providers update this record themselves, so call before visiting.
How can I verify Isabella Rojas, PA-C's license?
Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Isabella Rojas, PA-C prescribe under Medicare Part D?
In 2024, Isabella Rojas, PA-C had 824 Medicare Part D claims for 97 beneficiaries; the average among physician assistant prescribers was 830. 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.