Marny Arma Guangco
Pharmacist · Sebastopol, CA
Marny Arma Guangco is a pharmacist with a practice address in Sebastopol, California, and NPI 1982932943, issued on Dec 2, 2009. Check the license (California RPH63291, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marny Arma Guangco
- Primary taxonomy
- Pharmacist 183500000X
- License number
- RPH63291 CA
Self-reported in NPPES; status is on the state search - Practice location
- 218 N Main St, Sebastopol, CA 95472
- Phone
- (707) 829-3007
- Enumerated
- Dec 2, 2009
- Record last updated
- Dec 2, 2009 (not updated in 17 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 218 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barbara Jason, PHARMACY TECHNICIANPharmacy Technician1245933456
- Bumsoo KimPharmacist1518477801
- Eunhye KwonPharmacist1023486669
- Mark Olson, RPHPharmacist1831224468
- Areen SawagedPharmacist1922702836
Verify Marny Arma Guangco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license RPH63291Check 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, 94% of the cost of the top drugs
125 Medicare Part D claims for 113 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 98% 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.
- Arexvy40 claims
- Shingrix40 claims
- Boostrix Tdap21 claims
- Abrysvo20 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.
Marny Arma Guangco among 32,533 pharmacist records in California
Marny Arma Guangco 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 2009, is newer than 11% of them.
- NPI issued2009 · 11% of these records are older, 88% 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 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 183500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 pharmacist records list a practice address in Sebastopol
They are 18 of the 550 NPPES records with a practice address in Sebastopol, and 32,533 pharmacist records in California.
All 32,533 in California → Every provider in Sebastopol → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- John Forman, PHARMDSebastopol, CA 954721063950020
- Bumsoo KimSebastopol, CA 954721518477801
- Allan Klotz, R. PH.Sebastopol, CA 954721639479785
- Eunhye KwonSebastopol, CA 954721023486669
- Michael Majeski, PHARM.D.Sebastopol, CA 954721912431461
- Loren McLaughlin, PHARMDSebastopol, CA 954721255348538
- Asieh MoghaddamSebastopol, CA 954721144886821
- Conor Moldowan, RPHSebastopol, CA 954721891332029
Common questions
What is Marny Arma Guangco's NPI number?
Marny Arma Guangco's National Provider Identifier (NPI) is 1982932943, issued on Dec 2, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Marny Arma Guangco located?
The NPPES record lists a practice address at 218 N Main St, Sebastopol, CA, 95472. Phone: (707) 829-3007. Providers update this record themselves, so call before visiting.
How can I verify Marny Arma Guangco's license?
NPPES lists California license number RPH63291, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Marny Arma Guangco prescribe under Medicare Part D?
In 2024, Marny Arma Guangco had 125 Medicare Part D claims for 113 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.