Eric Eivind Gjerdrum, PHARMD
Pharmacotherapy Pharmacist · San Luis Obispo, CA
Eric Eivind Gjerdrum, PHARMD is a pharmacotherapy pharmacist with a practice address in San Luis Obispo, California, and NPI 1831424647, issued on Oct 12, 2009. Check the license (California 0051070, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Eric Eivind Gjerdrum
- Credential
- PHARMD
- Primary taxonomy
- Pharmacotherapy Pharmacist 1835P1200X
- License number
- 0051070 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1540 Froom Ranch Way, San Luis Obispo, CA 93405
- Phone
- (805) 541-7028
- Enumerated
- Oct 12, 2009
- Record last updated
- Oct 12, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (805) 541-7025
- Entity
- Type 1 · individual
8 nearest pharmacotherapy pharmacist records → All 605 in California → Look up another NPI →
Also registered at 1540 Froom Ranch Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Borgman, RPHPharmacist1083730592
- Bradley Kovach, O.D.Optometrist1457028250
- Scott Landers, PHARMDPharmacist1194068494
- Cindi Smith-Dunham, PHARMDPharmacist1801188198
- Ronald Tomasini, RPHPharmacotherapy Pharmacist1245676121
- Kadee Vannorsdall, PHARMDPharmacist1043939689
Verify Eric Eivind Gjerdrum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 0051070Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 95% of the cost of the top drugs
92 Medicare Part D claims for 82 beneficiaries, against an average of 395 among the 208 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Shingrix32 claims
- Abrysvo24 claims
- Arexvy17 claims
- Boostrix Tdap15 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.
Eric Eivind Gjerdrum among 605 pharmacotherapy pharmacist records in California
Eric Eivind Gjerdrum, PHARMD is one of 605 pharmacotherapy pharmacist records with a practice address in California. 10% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 50% of them.
- NPI issued2009 · 50% of these records are older, 48% newer
- In a Medicare fileYes · 10% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2009 · 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 1835P1200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pharmacotherapy Pharmacist providers in California
There are 605 pharmacotherapy pharmacist records in California.
All 605 in California → Every provider in San Luis Obispo → Pharmacotherapy Pharmacist nationwide →
The 8 pharmacotherapy pharmacist records with the nearest ZIP codes
- James Gates, PHARM.D.San Luis Obispo, CA 934051629279583
- Ronald Tomasini, RPHSan Luis Obispo, CA 934051245676121
- Richard Thorne, PHARMACISTSan Luis Obispo, CA 934011225181878
- Vicky Lee, PHARMDBakersfield, CA 933131447023015
- George Killion, PHARMDBakersfield, CA 933121336567395
- Susan Steele, PHARMDBakersfield, CA 933091093081655
- Elliott Asarch, PHARM.D.Bakersfield, CA 933061598132722
- Kernvir ChauhanBakersfield, CA 933061770984247
Common questions
What is Eric Eivind Gjerdrum, PHARMD's NPI number?
Eric Eivind Gjerdrum, PHARMD's National Provider Identifier (NPI) is 1831424647, issued on Oct 12, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Eric Eivind Gjerdrum, PHARMD located?
The NPPES record lists a practice address at 1540 Froom Ranch Way, San Luis Obispo, CA, 93405. Phone: (805) 541-7028. Providers update this record themselves, so call before visiting.
How can I verify Eric Eivind Gjerdrum, PHARMD's license?
NPPES lists California license number 0051070, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Eric Eivind Gjerdrum, PHARMD prescribe under Medicare Part D?
In 2024, Eric Eivind Gjerdrum, PHARMD had 92 Medicare Part D claims for 82 beneficiaries; the average among pharmacotherapy pharmacist prescribers was 395. 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.