Marleen Sebetich Reitsma
Pharmacist · Rialto, CA
Marleen Sebetich Reitsma is a pharmacist with a practice address in Rialto, California, and NPI 1538645916, issued on Jul 18, 2018. Check the license (California 47842, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marleen Sebetich Reitsma
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 47842 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2020 N Riverside Ave, Rialto, CA 92377
- Phone
- (909) 873-2835
- Enumerated
- Jul 18, 2018
- Record last updated
- Jul 18, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 32,533 in California → Look up another NPI →
Also registered at 2020 N Riverside Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Geminesse Barraquias, RPHPharmacist1568938785
- Hye Sun Chi, RPHPharmacist1184944076
- Charnine Hartogh, RPHPharmacist1861719783
- Jennifer Ito, PHARM. D.Pharmacist1699144592
Verify Marleen Sebetich Reitsma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 47842Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average pharmacist in 2024
17 Medicare Part D claims for 17 beneficiaries, 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.
Marleen Sebetich Reitsma among 32,533 pharmacist records in California
Marleen Sebetich Reitsma is one of 32,533 pharmacist records with a practice address in California. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 61% of them.
- NPI issued2018 · 61% of these records are older, 33% newer
- In a Medicare fileYes · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2018 · 76% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
43 pharmacist records list a practice address in Rialto
They are 43 of the 1,044 NPPES records with a practice address in Rialto, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Rialto → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Geminesse Barraquias, RPHRialto, CA 923771568938785
- Hye Sun Chi, RPHRialto, CA 923771184944076
- Charnine Hartogh, RPHRialto, CA 923771861719783
- Jennifer Ito, PHARM. D.Rialto, CA 923771699144592
- Andy Pham, PHARM. D.Rialto, CA 923771215204060
- Mai-Duyen PhamRialto, CA 923771548539836
- Sneha Chintala Cheruvu, RPHRialto, CA 923761770466732
- Alejandro CuadraRialto, CA 923761710846571
Common questions
What is Marleen Sebetich Reitsma's NPI number?
Marleen Sebetich Reitsma's National Provider Identifier (NPI) is 1538645916, issued on Jul 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Marleen Sebetich Reitsma located?
The NPPES record lists a practice address at 2020 N Riverside Ave, Rialto, CA, 92377. Phone: (909) 873-2835. Providers update this record themselves, so call before visiting.
How can I verify Marleen Sebetich Reitsma's license?
NPPES lists California license number 47842, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marleen Sebetich Reitsma prescribe under Medicare Part D?
In 2024, Marleen Sebetich Reitsma had 17 Medicare Part D claims for 17 beneficiaries; 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.