Brian Oca
Pharmacist · Itasca, IL
Brian Oca is a pharmacist with a practice address in Itasca, Illinois, and NPI 1861192767, issued on Mar 8, 2023. Check the license (Illinois 051.294708, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Brian Oca
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 051.294708 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1325 E Irving Park RD, Itasca, IL 60143
- Phone
- (630) 875-0244
- Enumerated
- Mar 8, 2023
- Record last updated
- Mar 8, 2023
- Fax
- (630) 875-1310
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 9,744 in Illinois → Look up another NPI →
Also registered at 1325 E Irving Park RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maricruz CasasPharmacist1689359002
- Sofia Frangiadakis, PHARMDPharmacist1730465857
- Courtney Nemer, PHARM DPharmacist1942580592
- Ayushi PatelPharmacist1851241509
- Parshva Shah, PHARM DPharmacist1700474533
- Mohammad TauseefPharmacist1477253631
Verify Brian Oca in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 051.294708Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average pharmacist in 2024
11 Medicare Part D claims, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of 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.
Brian Oca among 9,744 pharmacist records in Illinois
Brian Oca is one of 9,744 pharmacist records with a practice address in Illinois. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 88% of them.
- NPI issued2023 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 4% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2023 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 pharmacist records list a practice address in Itasca
They are 16 of the 220 NPPES records with a practice address in Itasca, and 9,744 pharmacist records in Illinois.
All 9,744 in Illinois → Every provider in Itasca → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Maricruz CasasItasca, IL 601431689359002
- James Cownie, PHARMDItasca, IL 601431437876117
- Sofia Frangiadakis, PHARMDItasca, IL 601431730465857
- Jihyun Kyong, PHARM DItasca, IL 601431376188029
- Stacie Loescher, PHARMDItasca, IL 601431497241848
- Roger Maple, RPHItasca, IL 601431437585338
- Ryan McCannItasca, IL 601431962022897
- Bonny Moy, PHARMDItasca, IL 601431366150807
Common questions
What is Brian Oca's NPI number?
Brian Oca's National Provider Identifier (NPI) is 1861192767, issued on Mar 8, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Brian Oca located?
The NPPES record lists a practice address at 1325 E Irving Park RD, Itasca, IL, 60143. Phone: (630) 875-0244. Providers update this record themselves, so call before visiting.
How can I verify Brian Oca's license?
NPPES lists Illinois license number 051.294708, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Brian Oca prescribe under Medicare Part D?
In 2024, Brian Oca had 11 Medicare Part D claims; the average among pharmacist prescribers was 119. 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.