Jennifer Kumasaki, MD
NPI 1407114390 · Internal Medicine Physician · Chanhassen, MN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Kumasaki, MD is a Internal Medicine Physician provider in Chanhassen, MN (NPI 1407114390).
Provider details
- NPI number
- 1407114390
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 17112 (NH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
398 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 174 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $124 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 49 | $174 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 45 | $126 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 33 | $88 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 293 | 87 |
| Amlodipine Besylate | 219 | 61 |
| Atorvastatin Calcium | 197 | 62 |
| Levothyroxine Sodium | 155 | 43 |
| Losartan Potassium | 128 | 41 |
| Omeprazole | 124 | 41 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-04-27
- Last updated
- 2020-03-09
- Certified
- 2020-03-09
Frequently asked questions
- What is Jennifer Kumasaki's NPI number?
- Jennifer Kumasaki's National Provider Identifier (NPI) is 1407114390, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Kumasaki's specialty?
- Jennifer Kumasaki is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Kumasaki located?
- Jennifer Kumasaki's practice location on file with NPPES is 300 Lake Dr E, Chanhassen, MN 55317-9302.
- What is Jennifer Kumasaki's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Kumasaki is (952) 993-4300.
- Does Jennifer Kumasaki accept Medicare?
- Jennifer Kumasaki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Kumasaki's NPI active?
- Yes — Jennifer Kumasaki's NPI (1407114390) is active in the NPPES registry as of the last update on 2020-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.