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Pharmacists in Rancho Santa Margarita, CA

Browse 32 Pharmacist providers listed in NPPES with a practice address in Rancho Santa Margarita, California.

32 Healthcare Providers

How Rancho Santa Margarita compares with the U.S.

Rancho Santa Margarita has 68 Pharmacists per 100,000 residents, 22% lower than the U.S. rate of 88.

That is 32 active Pharmacists with a practice address in Rancho Santa Margarita, for a population of 46,990.

The California rate is 84 per 100,000 residents.

What these numbers mean

Clinicians per 100,000 residents compares places of different sizes. We count active clinicians who list a practice address in the area in the federal NPI registry (NPPES) and divide by the number of people who live there, according to the U.S. Census Bureau. The U.S. rate is the same calculation for the whole country.

A higher number does not mean it is easier to get an appointment, that wait times are shorter, or that care is better. It also does not show how many clinicians are accepting new patients or which insurance plans they take. A lower number does not by itself mean there is a shortage.

City counts use the city name in each clinician's practice address. That postal city can cover a larger or smaller area than the city limits the Census Bureau uses for population, and many clinicians list only one address even if they work in several places.

None of the Pharmacists in Rancho Santa Margarita are listed in the CMS Medicare file.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@t-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of November 2026. Population: U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates, Table B01003 (Total Population).

Showing 1โ€“20 of 32 providers
With recent CMS data first, then Aโ€“Z

Christina Doan

Pharmacist

Active NPI Status
30602 Santa Margarita Pkwy, Rancho Santa Margarita, CA 926882814
Phone: 9494590973
NPI Identifier 1841879756
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Quynh Thu Thi Huynh , RPH

Pharmacist

Active NPI Status
22451 Antonio Pkwy, Rancho Santa Margarita, CA 926882813
Phone: 9498580670
NPI Identifier 1396382487
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Saemin Kim

Pharmacist

Active NPI Status
22451 Antonio Pkwy, Rancho Santa Margarita, CA 926882813
Phone: 9498580670
NPI Identifier 1760880546
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Dr. Steven Malzahn , PharmD

Pharmacist

Active NPI Status
31541 Santa Margarita Pkwy, Rancho Santa Margarita, CA 926881837
Phone: 9498587737
NPI Identifier 1528387586
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Active NPI Status
31541 Santa Margarita Pkwy, Rancho Santa Margarita, CA 926881837
Phone: 9498587737
NPI Identifier 1174843668
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Dr. Terry Michael O'rourke , PharmD

Pharmacist

Active NPI Status
29 Segada, Rancho Santa Margarita, CA 926882743
Phone: 9495109855
NPI Identifier 1588195820
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Dr. Marielle Reyesbaje , PharmD

Pharmacist

Active NPI Status
30602 Santa Margarita Pkwy, T-0914, Rancho Santa Margarita, CA 926882814
Phone: 9494590973
NPI Identifier 1306133368
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Cyrus Sadeghian , RPH

Pharmacist

Active NPI Status
1 Via Puma, Rancho Santa Margarita, CA 926883504
Phone: 9092624556
NPI Identifier 1275264772
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Dr. Luzien Villarosa , PharmD

Pharmacist

Active NPI Status
22451 Antonio Pkwy, Rancho Santa Margarita, CA 926882813
Phone: 9498555458
NPI Identifier 1891096897
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Nicholas Zimniski , RPH

Pharmacist

Active NPI Status
30592 Santa Margarita Pkwy Ste B, Rancho Santa Margarita, CA 926885802
Phone: 9496355966
NPI Identifier 1538646740
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Active NPI Status
15 Calle Del Rio, Rancho Santa Margarita, CA 926882875
Phone: 9493382817
NPI Identifier 1760115844
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Aaron Ann

Pharmacist

Active NPI Status
30491 Avenida De Las Flores, Rancho Santa Margarita, CA 926883923
Phone: 9492075070
NPI Identifier 1174120059
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Active NPI Status
21 Valeroso, Rancho Santa Margarita, CA 926888525
Phone: 9499226517
NPI Identifier 1497473466
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Lisa Denise Garner , RPH

Pharmacist

Active NPI Status
29851 Aventura, Suite J-1, Rancho Santa Margarita, CA 926882007
Phone: 9497131010
NPI Identifier 1477718120
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Active NPI Status
31541 Santa Margarita Pkwy, Rancho Santa Margarita, CA 926881837
Phone: 9492324215
NPI Identifier 1477887545
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Active NPI Status
336 Sable, Rancho Santa Margarita, CA 926885575
Phone: 9495738529
NPI Identifier 1679234751
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Active NPI Status
22361 Antonio Pkwy, Rancho Santa Margarita, CA 926882809
Phone: 9498883050
NPI Identifier 1487110193
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Active NPI Status
1 Firethorn, Rancho Santa Margarita, CA 926881238
Phone: 9492410413
NPI Identifier 1114406048
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Dr. Monique T Johnson , PharmD

Pharmacist

Active NPI Status
29472 Avenida De Las Bandera, Rancho Santa Margarita, CA 926882651
Phone: 9497662505
NPI Identifier 1568641637
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Dr. Dina Liswi , PharmD

Pharmacist

Active NPI Status
30602 Santa Margarita Pkwy, T-0914, Rancho Santa Margarita, CA 926882814
Phone: 9494590973
NPI Identifier 1063708329
View Full Profile

Frequently Asked Questions about Pharmacist in Rancho Santa Margarita

How do I check a Pharmacist practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the California licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.