Spencer Marsden, PA-C
Physician Assistant · Nyssa, OR
Spencer Marsden, PA-C is a physician assistant with a practice address in Nyssa, Oregon, and NPI 1881165470, issued on Dec 8, 2018. Check the license (Oregon PA191063, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Spencer Marsden
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA191063 OR
PA1692 ID
Self-reported in NPPES; status is on the state search - Practice location
- 17 N 6TH St, Nyssa, OR 97913
- Phone
- (541) 372-2606
- Enumerated
- Dec 8, 2018
- Entity
- Type 1 · individual
Also registered at 17 N 6TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paul Concidine, DDSDentist1538322219
Verify Spencer Marsden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA191063Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
7.1 times the Medicare Part D claims of the average physician assistant in 2024
5,892 Medicare Part D claims for 188 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 336 claims were for opioids.
Most prescribed
- Atorvastatin Calcium249 claims
- Lisinopril222 claims
- Amlodipine Besylate202 claims
- Duloxetine Hcl171 claims
- Irbesartan170 claims
- Omeprazole166 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.
One hospital or facility affiliation
- Valley Family Health Care IncNyssa, OR
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
3 physician assistant records list a Nyssa practice address
They are 3 of the 13 NPPES records with a Nyssa practice address, and 1,988 physician assistant records in Oregon.
All 3 in Nyssa → All 1,988 in Oregon → Every provider in Nyssa →
Other physician assistant records in Oregon
- Matthew Abbott, PA-CPortland, OR1154738003
- Sanyi Yoseph AbdissaHermiston, OR1083356018
- Emad Aboujaoude, PAPortland, OR1982619490
- Christopher Accola, PHARMDSpringfield, OR1063453397
- Erika Acuna, PA-CPortland, OR1881072775
- Heather Adair, PA-CTigard, OR1568749539
- John Adair, PA-CIrrigon, OR1578873477
- Kylee AdamekBend, OR1326720186
- Julie Adams, PA-CHillsboro, OR1710078779
- Natalia Addo, PA-CBeaverton, OR1568271245
Common questions
What is Spencer Marsden, PA-C's NPI number?
Spencer Marsden, PA-C's National Provider Identifier (NPI) is 1881165470, issued on Dec 8, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Spencer Marsden, PA-C located?
The NPPES record lists a practice address at 17 N 6TH St, Nyssa, OR, 97913. Phone: (541) 372-2606. Providers update this record themselves, so call before visiting.
How can I verify Spencer Marsden, PA-C's license?
NPPES lists Oregon license number PA191063, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Spencer Marsden, PA-C prescribe under Medicare Part D?
In 2024, Spencer Marsden, PA-C had 5,892 Medicare Part D claims for 188 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.