Jennifer S. Kumasaki, MD
Internal Medicine Physician · Chanhassen, MN
Jennifer S. Kumasaki, MD is an internal medicine physician with a practice address in Chanhassen, Minnesota, and NPI 1407114390, issued on Apr 27, 2012. Check the license (Minnesota 62052, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Jennifer S. Kumasaki
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 62052 MN
17112 NH
Self-reported in NPPES; status is on the state search - Practice location
- 300 Lake Dr E, Chanhassen, MN 55317
- Phone
- (952) 993-4300
- Enumerated
- Apr 27, 2012
- Record last updated
- Mar 9, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (952) 993-4320
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →
Also registered at 300 Lake Dr E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kelly Albers, PT, ATRAthletic Trainer1346321494
- Natalie Bauman, FNP-CFamily Nurse Practitioner1902589419
- Adam Blaschko, DPTPhysical Therapist1013804988
- Katherine Bohn, DOFamily Medicine Physician1700576451
- Kristine Braun, P.T.Physical Therapist1538248919
- Erin Butterfield, M.D.Pediatrics Physician1164651865
Verify Jennifer S. Kumasaki in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 62052Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average internal medicine physician in 2024
3,447 Medicare Part D claims for 262 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Rosuvastatin Calcium293 claims
- Amlodipine Besylate219 claims
- Atorvastatin Calcium197 claims
- Levothyroxine Sodium155 claims
- Losartan Potassium128 claims
- Omeprazole124 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.
Jennifer S. Kumasaki among 2,632 internal medicine physician records in Minnesota
Jennifer S. Kumasaki, MD 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 2012, is newer than 62% of them.
- NPI issued2012 · 62% of these records are older, 36% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 65% of these records are
- Record last updated2020 · 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).
8 internal medicine physician records list a practice address in Chanhassen
They are 8 of the 267 NPPES records with a practice address in Chanhassen, and 2,632 internal medicine physician records in Minnesota.
All 2,632 in Minnesota → Every provider in Chanhassen → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Taryn Boik, M.D.Chanhassen, MN 553171417142506
- Haizal Hamza, MDChanhassen, MN 553171831155928
- Rachael Harter, DOChanhassen, MN 553171033370622
- Stephen Leenay, M.D.Chanhassen, MN 553171770568594
- Vikesh Patel, M.D.Chanhassen, MN 553171679703284
- Peter Schultz, MDChanhassen, MN 553171851409098
- Jeffrey Sczublewski, MDChanhassen, MN 553171891772497
- Glen Carlson, MDChamplin, MN 553161245217231
Common questions
What is Jennifer S. Kumasaki, MD's NPI number?
Jennifer S. Kumasaki, MD's National Provider Identifier (NPI) is 1407114390, issued on Apr 27, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer S. Kumasaki, MD located?
The NPPES record lists a practice address at 300 Lake Dr E, Chanhassen, MN, 55317. Phone: (952) 993-4300. Providers update this record themselves, so call before visiting.
How can I verify Jennifer S. Kumasaki, MD's license?
NPPES lists Minnesota license number 62052, 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 Jennifer S. Kumasaki, MD prescribe under Medicare Part D?
In 2024, Jennifer S. Kumasaki, MD had 3,447 Medicare Part D claims for 262 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.