Doctor profile · Federal record
Dr. Tatsuya Oishi, M.D.
Neurology Physician (CMS: Neurology) · Internal Medicine Physician · Rochester, MN
- NPI 1447645668
- Accepts Medicare
- 11 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511 - Additional location
-
2160 S. First Ave, Loyola University Medical Center
Maywood, IL 60153
(708) 216-5620
Credentials & registration
- NPI registered
- April 2015 — 11 yrs on file
- Profile last updated
- February 1, 2021
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State licenses (2)
- Minnesota #60850 · Illinois #125066474
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1447645668. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,275
Distinct HCPCS
10
Medicare allowed
$111,999
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0453 |
Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) | 1,447 | 105 | $31 | |
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 141 | 125 | $99 | |
95938 |
Placement of skin electrodes and measurement of stimulated sites on arms and legs | 129 | 122 | $44 | |
95939 |
Placement of skin electrodes and measurement of central motor stimulation in arms and legs | 119 | 115 | $114 | |
95870 |
Needle measurement of electrical activity in arm, leg, trunk or head muscles, limited study | 118 | 58 | $19 | |
95885 |
Needle measurement of electrical activity in arm or leg muscles, limited study | 104 | 80 | $63 | |
95908 |
Nerve conduction, 3-4 studies | 57 | 56 | $111 | |
95861 |
Needle measurement of electrical activity in arm or leg muscles, 2 extremities | 51 | 49 | $78 | |
95909 |
Nerve conduction, 5-6 studies | 49 | 49 | $135 | |
95910 |
Nerve conduction, 7-8 studies | 32 | 32 | $177 |
In context: peer comparison
Among 62 peers in this city , average services per provider: 172. This provider delivers 13× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Tatsuya Oishi's medical specialty?
Dr. Tatsuya Oishi practices Neurology Physician in Rochester, MN.
Where does Dr. Tatsuya Oishi practice?
Dr. Tatsuya Oishi practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Tatsuya Oishi's NPI?
Dr. Tatsuya Oishi's National Provider Identifier (NPI) is 1447645668, issued by NPPES.
Does Dr. Tatsuya Oishi accept Medicare assignment?
Yes. Dr. Tatsuya Oishi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tatsuya Oishi commonly perform?
Top Medicare-reported procedures in 2023: Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) (HCPCS G0453); Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886); Placement of skin electrodes and measurement of stimulated sites on arms and legs (HCPCS 95938). Source: CMS Medicare Physician & Other Practitioners file.