Sarah Yamaguchi, M.D.
Internal Medicine Physician · Saint Paul, MN
Sarah Yamaguchi, M.D. is an internal medicine physician with a practice address in Saint Paul, Minnesota, and NPI 1437477114, issued on May 5, 2010. Check the license (Minnesota 56458, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Sarah Yamaguchi
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 56458 MN
Self-reported in NPPES; status is on the state search - Practice location
- 2635 University Ave W, Saint Paul, MN 55114
- Phone
- (651) 254-5800
- Enumerated
- May 5, 2010
- Record last updated
- May 13, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130709000252); accepts Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 2009
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 2635 University Ave W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cydney Bulger, ANPNurse Practitioner1053386607
- Sudha Chadalawada, MDFamily Medicine Physician1316906845
- Sandra Giovinazzo-Yates, PAPhysician Assistant1265680615
- Katie Krumwiede, MDObstetrics & Gynecology Physician1285777144
- Courtney Moore, APRN, CNMAdvanced Practice Midwife1649651639
- Omer Sanan, MDSurgery Physician1275566051
Verify Sarah Yamaguchi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 56458Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average internal medicine physician in 2024
4,982 Medicare Part D claims for 367 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 106 claims were for opioids.
Most prescribed
- Atorvastatin Calcium437 claims
- Amlodipine Besylate257 claims
- Levothyroxine Sodium217 claims
- Losartan Potassium178 claims
- Lisinopril164 claims
- Omeprazole160 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 2 group practices
- Group Health Plan IncApple Valley, MN
- Park Nicollet ClinicBloomington, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah Yamaguchi among 2,632 internal medicine physician records in Minnesota
Sarah Yamaguchi, M.D. is one of 2,632 internal medicine physician records with a practice address in Minnesota. 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 2010, is newer than 56% of them.
- NPI issued2010 · 56% of these records are older, 41% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2009 · median 2008 among the 1,700 with a school on file
- Record last updated2014 · 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 207R00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
254 internal medicine physician records list a practice address in Saint Paul
They are 254 of the 10,084 NPPES records with a practice address in Saint Paul, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Saint Paul → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Shannon Canas, MDSaint Paul, MN 551141619903093
- Sarah D'Heilly, M.D.Saint Paul, MN 551141306873369
- Geeta Dash, MDSt Paul, MN 551141508828484
- Josaleen Davis, MDSt Paul, MN 551141023217742
- Kelly Frisch, MDSaint Paul, MN 551141679547624
- Sarah Mazig, M.D.St Paul, MN 551141194754853
- Angela Medina, MDSaint Paul, MN 551141710953864
- Frederick Mosch, MDSaint Paul, MN 551141154403764
Common questions
What is Sarah Yamaguchi, M.D.'s NPI number?
Sarah Yamaguchi, M.D.'s National Provider Identifier (NPI) is 1437477114, issued on May 5, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Yamaguchi, M.D. located?
The NPPES record lists a practice address at 2635 University Ave W, Saint Paul, MN, 55114. Phone: (651) 254-5800. Providers update this record themselves, so call before visiting.
How can I verify Sarah Yamaguchi, M.D.'s license?
NPPES lists Minnesota license number 56458, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sarah Yamaguchi, M.D. prescribe under Medicare Part D?
In 2024, Sarah Yamaguchi, M.D. had 4,982 Medicare Part D claims for 367 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.