KAUMAKAOKALANI SHIMATSU (M.D.) – Internal Medicine Physician, NPI 1194014357
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
818 INTERNAL MEDICINE in HI
Provider Addresses for KAUMAKAOKALANI SHIMATSU (M.D.)
55 Maui Lani Pkwy
Wailuku, HI 967932416
Phone: (808) 243-6050
Type: Location
245 LAU OLIWA LOOP
WAILUKU, HI 967932188
Phone:
Type: Mailing
55 MAUI LANI PKWY
WAILUKU, HI 967932416
Phone: (808) 243-6050
Type: Location
1449 CEDARBROOK RD
WEST SACRAMENTO, CA 956915084
Phone:
Type: Mailing
5730 PACKARD AVE STE 500
MARYSVILLE, CA 959017119
Phone: (530) 749-3242
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $252.
Total Amount is formed as General ($252) + Research ($0) + Ownership ($0) = $252.
Last reported payment date: 2024-07-18 • Largest payer in this snapshot: ViiV Healthcare Company ($104).
Total Amount
$252
General + Research + Ownership
Payments
8
Total payment records
General Amount
$252
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ViiV Healthcare Company | $104 |
| Gilead Sciences, Inc. | $78 |
| PFIZER INC. | $34 |
| SANOFI PASTEUR INC. | $22 |
| Exact Sciences Corporation | $14 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2016-11-11
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20141008000049 | I | Internal Medicine | HI | TBD |
| I20161111001108 | I | Internal Medicine | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 82962 | Blood glucose (sugar) test performed by hand-held instrument | 37 | 32 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 32 | 32 | $0 |
| 83036 | Hemoglobin a1c level | 28 | 28 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 15 | 14 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 14 | 14 | $0 |
Insurance plans in this area (ZIP 96793)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| P O D I A T R Y | CA | |
| Family Practice | CA | |
| Family Practice | TX | |
| - | CA | |
| Family Practice | AZ | |
| Clinical Social Worker | CA | |
| Family Practice | NJ | |
| Marriage And Family Therapist | CA | |
| Family Practice | CA | |
| P S Y C H I A T R Y | PA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.