Stefano Castagnola
Family Medicine Physician · Everett, WA
Stefano Castagnola is a family medicine physician with a practice address in Everett, Washington, and NPI 1578185013, issued on May 6, 2020. Check the license (Washington MD61413394, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Stefano Castagnola
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD61413394 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3901 Hoyt Ave, Everett, WA 98201
- Phone
- (425) 259-0966
- Enumerated
- May 6, 2020
- Record last updated
- Jul 22, 2026
- Medicare enrollment
- Enrolled (PECOS I20230821003492); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 3901 Hoyt Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stefano Castagnola in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61413394Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average family medicine physician in 2024
4,208 Medicare Part D claims for 696 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 71 claims were for opioids.
Most prescribed
- Atorvastatin Calcium233 claims
- Levothyroxine Sodium145 claims
- Omeprazole123 claims
- Gabapentin122 claims
- Lisinopril122 claims
- Losartan Potassium119 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.
Bills Medicare through 3 group practices
- Optum Care Washington PLLCEverett, WA
- Select Outpatient Services IncGlenview, IL
- Select Rehabilitation, LLCGlenview, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stefano Castagnola among 5,534 family medicine physician records in Washington
Stefano Castagnola is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 88% of them.
- NPI issued2020 · 88% of these records are older, 9% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2020 · median 2009 among the 3,294 with a school on file
- Record last updated2026 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
195 family medicine physician records list a practice address in Everett
They are 195 of the 7,246 NPPES records with a practice address in Everett, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Everett → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Erik Bylund, MDEverett, WA 982011306833090
- Brett Daniel, M.D.Everett, WA 982011932198892
- Ellen Dejong, MDEverett, WA 982011639167638
- James Fasciano, M.D.Everett, WA 982011467427443
- Mark Flynn, MDEverett, WA 982011528059441
- Sean McLaughlin, M.D.Everett, WA 982011447252556
- Heather Morphy, M.D.Everett, WA 982011912908294
- Lisa Murphy, MDEverett, WA 982011265414049
Common questions
What is Stefano Castagnola's NPI number?
Stefano Castagnola's National Provider Identifier (NPI) is 1578185013, issued on May 6, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Stefano Castagnola located?
The NPPES record lists a practice address at 3901 Hoyt Ave, Everett, WA, 98201. Phone: (425) 259-0966. Providers update this record themselves, so call before visiting.
How can I verify Stefano Castagnola's license?
NPPES lists Washington license number MD61413394, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stefano Castagnola prescribe under Medicare Part D?
In 2024, Stefano Castagnola had 4,208 Medicare Part D claims for 696 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.