Doctor profile · Federal record
Dr. Kenneth Shimizu, M.D.
Radiation Oncology Physician (CMS: Radiation Oncology) · San Diego, CA
- NPI 1326032129
- Accepts Medicare
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10670 John J Hopkins Dr
San Diego, CA 921211120
(858) 554-4100 - Mailing address
-
10790 Rancho Bernardo RD
San Diego, CA 921275705
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- October 26, 2017
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State license (1)
- California #G67647
- Medicaid
- CA #00G67647O
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326032129. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,585
Distinct HCPCS
10
Medicare allowed
$359,987
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77334 |
Design and construction of complex radiation treatment device | 330 | 87 | $81 | |
G6012 |
Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev | 312 | 19 | $275 | |
77427 |
Radiation treatment management, 5 treatment sessions | 285 | 71 | $202 | |
77300 |
Calculation of radiation therapy dose | 278 | 75 | $42 | |
G6002 |
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 225 | 38 | $28 | |
77014 |
Ct guidance for insertion of radiation therapy fields | 151 | 48 | $50 | |
77290 |
Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved | 108 | 69 | $204 | |
77280 |
Obtaining data needed to develop the optimal radiation treatment, 1 treatment area | 100 | 80 | $103 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 90 | 90 | $233 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 90 | 77 | $97 |
In context: peer comparison
Among 14 peers in San Diego Radiation Oncology Physician, average services per provider: 137. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$24
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Progenics Pharmaceuticals, INC. | 1 | $24.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
12
Patients
0
Total drug cost
$69
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocortisone | Generic | 12 | 0 | $69 |
Hospital affiliations
Frequently asked questions
What is Dr. Kenneth Shimizu's medical specialty?
Dr. Kenneth Shimizu practices Radiation Oncology Physician in San Diego, CA.
Where does Dr. Kenneth Shimizu practice?
Dr. Kenneth Shimizu practices at 10670 John J Hopkins Dr, San Diego, CA 921211120. Office phone: 8585544100.
What is Dr. Kenneth Shimizu's NPI?
Dr. Kenneth Shimizu's National Provider Identifier (NPI) is 1326032129, issued by NPPES.
Does Dr. Kenneth Shimizu accept Medicare assignment?
Yes. Dr. Kenneth Shimizu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Shimizu commonly perform?
Top Medicare-reported procedures in 2023: Design and construction of complex radiation treatment device (HCPCS 77334); Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev (HCPCS G6012); Radiation treatment management, 5 treatment sessions (HCPCS 77427). Source: CMS Medicare Physician & Other Practitioners file.