Maureen A. Castaldi, PA-C
Physician Assistant · Elgin, IL
Maureen A. Castaldi, PA-C is a physician assistant with a practice address in Elgin, Illinois, and NPI 1245587401, issued on Aug 7, 2012. Check the license (Illinois 085004365, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maureen A. Castaldi
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 085004365 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1600 N Randall RD Ste 400, Elgin, IL 60123
- Phone
- (847) 381-8899
- Enumerated
- Aug 7, 2012
- Record last updated
- Dec 16, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150814013864); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,926 in Illinois → Look up another NPI →
Also registered at 1600 N Randall RD Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maureen A. Castaldi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 085004365Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average physician assistant in 2024
426 Medicare Part D claims for 211 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Ketoconazole105 claims
- Mupirocin52 claims
- Clobetasol Propionate50 claims
- Hydrocortisone45 claims
- Triamcinolone Acetonide41 claims
- Doxycycline Hyclate21 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 practice group's MIPS final score for 2023 (Medicare payment program): 98.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Derick Dermatology PLLCBarrington, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maureen A. Castaldi among 4,926 physician assistant records in Illinois
Maureen A. Castaldi, 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 2012, is newer than 27% of them.
- NPI issued2012 · 27% of these records are older, 71% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2012 · median 2019 among the 3,407 with a school on file
- Record last updated2021 · 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).
89 physician assistant records list a practice address in Elgin
They are 89 of the 2,268 NPPES records with a practice address in Elgin, and 4,926 physician assistant records in Illinois.
All 4,926 in Illinois → Every provider in Elgin → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Trisha Atkins, P.A.Elgin, IL 601231306000765
- Carrie Fortman, PACElgin, IL 601231336211549
- Jessica Gavzer, PA-CElgin, IL 601231902085673
- Jason Graf, PA-CElgin, IL 601231942372537
- Tonia Hanson, PA-CElgin, IL 601231023251915
- Ashley Jansen, PA-CElgin, IL 601231306083985
- Thomas Lewandowski, PA-CElgin, IL 601231144328741
- Adam Mollsen, PA-CElgin, IL 601231639140338
Common questions
What is Maureen A. Castaldi, PA-C's NPI number?
Maureen A. Castaldi, PA-C's National Provider Identifier (NPI) is 1245587401, issued on Aug 7, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Maureen A. Castaldi, PA-C located?
The NPPES record lists a practice address at 1600 N Randall RD Ste 400, Elgin, IL, 60123. Phone: (847) 381-8899. Providers update this record themselves, so call before visiting.
How can I verify Maureen A. Castaldi, PA-C's license?
NPPES lists Illinois license number 085004365, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Maureen A. Castaldi, PA-C prescribe under Medicare Part D?
In 2024, Maureen A. Castaldi, PA-C had 426 Medicare Part D claims for 211 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Maureen A. Castaldi, PA-C's MIPS final score?
The 2023 MIPS final score is 98.3 of 100, reported for the practice group. 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.