John Anthony Backus, PHARMD
Pharmacist · Eureka, CA
John Anthony Backus, PHARMD is a pharmacist with a practice address in Eureka, California, and NPI 1104158260, issued on Jan 31, 2010. Check the license (California 62418, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Anthony Backus
- Credential
- PHARMD
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 62418 CA
Self-reported in NPPES; status is on the state search - Practice location
- 525 5TH St, Eureka, CA 95501
- Phone
- (707) 443-1614
- Enumerated
- Jan 31, 2010
- Record last updated
- Jan 31, 2010 (not updated in 16 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 525 5TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Patrick Cloney, PHARMDPharmacist1942327119
- Ronald Rogers, PHARMDPharmacist1235607227
- Kelly Sams, RPHPharmacist1902307127
- William Tomlin, PHARMDPharmacist1669595682
Verify John Anthony Backus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 62418Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Anthony Backus among 32,533 pharmacist records in California
John Anthony Backus, PHARMD 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 not. Its NPI, issued in 2010, is newer than 12% of them.
- NPI issued2010 · 12% of these records are older, 82% newer
- In a Medicare fileNo · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2010 · 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).
61 pharmacist records list a practice address in Eureka
They are 61 of the 2,854 NPPES records with a practice address in Eureka, and 32,533 pharmacist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 32,533 in California → Every provider in Eureka → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Michael Cent, RPHEureka, CA 955011316250913
- Patrick Cloney, PHARMDEureka, CA 955011942327119
- Mark Fairfield, PHARMDEureka, CA 955011982981569
- Robert Henry, PHARM.D.Eureka, CA 955011376713883
- Michael Hutchison, PHARM.D.,CDMEureka, CA 955011083655146
- Ramona Lima, R.PH.,CMEEureka, CA 955011902052277
- Mary MelvinEureka, CA 955011720367089
- Justino Salvador, RPHEureka, CA 955011952683955
Common questions
What is John Anthony Backus, PHARMD's NPI number?
John Anthony Backus, PHARMD's National Provider Identifier (NPI) is 1104158260, issued on Jan 31, 2010. An NPI identifies a provider in billing; it is not a license.
Where is John Anthony Backus, PHARMD located?
The NPPES record lists a practice address at 525 5TH St, Eureka, CA, 95501. Phone: (707) 443-1614. Providers update this record themselves, so call before visiting.
How can I verify John Anthony Backus, PHARMD's license?
NPPES lists California license number 62418, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.