NPPES file of Aug 9, 2026

Fatin Sako, PHARM.D,

Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Castaic, CA

Fatin Sako, PHARM.D, is a pharmacist clinician (phc)/ clinical pharmacy specialist with a practice address in Castaic, California, and NPI 1619381118, issued on Jun 12, 2014. Check the license (California 50351, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619381118
Name
Fatin Sako
Credential
PHARM.D,
Primary taxonomy
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist 1835P0018X
License number
50351 CA
Self-reported in NPPES; status is on the state search
Practice location
29675 The Old RD, Castaic, CA 91384
Phone
(661) 702-6936
Enumerated
Jun 12, 2014
Record last updated
Jun 14, 2026
Fax
(661) 702-1542
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 29675 The Old RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Michael Bezikian, PHARMDPharmacist1740696038
  2. Thu NguyenPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1295159994
  3. Cathy Tran, PHARM DPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1528739885

Verify Fatin Sako in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 50351
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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92% fewer Medicare Part D claims than the average pharmacist clinician (phc)/ clinical pharmacy specialist in 2024

21 Medicare Part D claims for 17 beneficiaries, against an average of 253 among the 1,614 providers of this specialty who prescribed in Part D. Brand-name drugs were 86% of claims.

  1. Fatin Sako21
  2. Specialty average253

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.

Fatin Sako among 1,593 pharmacist clinician (phc)/ clinical pharmacy specialist records in California

Fatin Sako, PHARM.D, is one of 1,593 pharmacist clinician (phc)/ clinical pharmacy specialist records with a practice address in California. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 41% of them.

  • NPI issued2014 · 41% of these records are older, 52% newer
  • In a Medicare fileYes · 17% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2026 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1835P0018X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 pharmacist clinician (phc)/ clinical pharmacy specialist records list a practice address in Castaic

They are 3 of the 95 NPPES records with a practice address in Castaic, and 1,593 pharmacist clinician (phc)/ clinical pharmacy specialist records in California.

The 8 pharmacist clinician (phc)/ clinical pharmacy specialist records with the nearest ZIP codes

  1. Thu NguyenCastaic, CA 913841295159994
  2. Cathy Tran, PHARM DCastaic, CA 913841528739885
  3. Azadeh Attaran, PHARMDStevenson Ranch, CA 913811750890612
  4. Stephanie Tran, PHARM.DStevenson Ranch, CA 913811245652833
  5. Robin Wilson, PHARM.D.Canyon Country, CA 913871255738407
  6. Sharon Gerry, PHARM.D.Woodland Hills, CA 913671982840054
  7. Leslie Idos, PHARM. D.Woodland Hills, CA 913671487884367
  8. Nichole Koshki, PHARM.D.Woodland Hills, CA 913671104316488

Common questions

What is Fatin Sako, PHARM.D,'s NPI number?

Fatin Sako, PHARM.D,'s National Provider Identifier (NPI) is 1619381118, issued on Jun 12, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Fatin Sako, PHARM.D, located?

The NPPES record lists a practice address at 29675 The Old RD, Castaic, CA, 91384. Phone: (661) 702-6936. Providers update this record themselves, so call before visiting.

How can I verify Fatin Sako, PHARM.D,'s license?

NPPES lists California license number 50351, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Fatin Sako, PHARM.D, prescribe under Medicare Part D?

In 2024, Fatin Sako, PHARM.D, had 21 Medicare Part D claims for 17 beneficiaries; the average among pharmacist clinician (phc)/ clinical pharmacy specialist prescribers was 253. 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.