Sophia Serafina Ferrari Bostwick, DO
Internal Medicine Physician · Tacoma, WA
Sophia Serafina Ferrari Bostwick, DO is an internal medicine physician with a practice address in Tacoma, Washington, and NPI 1114556883, issued on Apr 5, 2020. Check the license (Washington OP70034090, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Sophia Serafina Ferrari Bostwick
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- OP70034090 WA
Self-reported in NPPES; status is on the state search - Practice location
- 209 Martin Luther King JR Way, Tacoma, WA 98405
- Phone
- (253) 596-3380
- Enumerated
- Apr 5, 2020
- Record last updated
- Mar 4, 2026
- Medicare enrollment
- Enrolled (PECOS I20260319001010); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 209 Martin Luther King JR Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sophia Serafina Ferrari Bostwick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP70034090Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average internal medicine physician in 2024
403 Medicare Part D claims for 81 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 37 claims were for opioids.
Most prescribed
- Atorvastatin Calcium31 claims
- Lisinopril21 claims
- Lantus Solostar15 claims
- Paroxetine Hcl13 claims
- Tramadol Hcl13 claims
- Famotidine12 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 one group practice
- Kaiser Foundation Health Plan OF WashingtonTacoma, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sophia Serafina Ferrari Bostwick among 3,079 internal medicine physician records in Washington
Sophia Serafina Ferrari Bostwick, DO is one of 3,079 internal medicine physician records with a practice address in Washington. 75% 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 89% of them.
- NPI issued2020 · 89% of these records are older, 9% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2022 · median 2006 among the 1,852 with a school on file
- Record last updated2026 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
262 internal medicine physician records list a practice address in Tacoma
They are 262 of the 13,715 NPPES records with a practice address in Tacoma, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Tacoma → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Richard Bradford, MDTacoma, WA 984051285695379
- William Brand, MDTacoma, WA 984051093744716
- James Buttitta, MDTacoma, WA 984051376572214
- Imelda De Villa, M.D.Tacoma, WA 984051457399370
- Ellen Hardin, MDTacoma, WA 984051730112921
- Reid Holtzclaw-Swan, MDTacoma, WA 984051992782288
- Jeffrey Hooper, D.O.Tacoma, WA 984051083653539
- William Lee, MDTacoma, WA 984051285626325
Common questions
What is Sophia Serafina Ferrari Bostwick, DO's NPI number?
Sophia Serafina Ferrari Bostwick, DO's National Provider Identifier (NPI) is 1114556883, issued on Apr 5, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Sophia Serafina Ferrari Bostwick, DO located?
The NPPES record lists a practice address at 209 Martin Luther King JR Way, Tacoma, WA, 98405. Phone: (253) 596-3380. Providers update this record themselves, so call before visiting.
How can I verify Sophia Serafina Ferrari Bostwick, DO's license?
NPPES lists Washington license number OP70034090, 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 Sophia Serafina Ferrari Bostwick, DO prescribe under Medicare Part D?
In 2024, Sophia Serafina Ferrari Bostwick, DO had 403 Medicare Part D claims for 81 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.