Doctor profile · Federal record
Dr. Ronald Hayashi, M.D.
Anesthesiology Physician (CMS: Anesthesiology) · Sacramento, CA
- NPI 1558355677
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3315 Watt Ave
Sacramento, CA 958213600
(916) 481-6800
fax (916) 481-1881 - Mailing address
-
Po Box 660910
Sacramento, CA 958660910
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- November 19, 2010
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State license (1)
- California #A43719
- Medicaid
- CA #GR0028370
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558355677. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
224
Distinct HCPCS
5
Medicare allowed
$35,540
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00142 |
Anesthesia for lens surgery | 115 | 98 | $122 | |
76937 |
Ultrasonic guidance for blood vessel access | 39 | 27 | $14 | |
00670 |
Anesthesia for extensive surgery on spine | 30 | 30 | $622 | |
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 28 | 27 | $44 | |
36556 |
Insertion of non-tunneled central venous tube for infusion (5 years or older) | 12 | 12 | $84 |
In context: peer comparison
Among 91 peers in this city , average services per provider: 29. This provider delivers 7.7× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Ronald Hayashi's medical specialty?
Dr. Ronald Hayashi practices Anesthesiology Physician in Sacramento, CA.
Where does Dr. Ronald Hayashi practice?
Dr. Ronald Hayashi practices at 3315 Watt Ave, Sacramento, CA 958213600. Office phone: 9164816800.
What is Dr. Ronald Hayashi's NPI?
Dr. Ronald Hayashi's National Provider Identifier (NPI) is 1558355677, issued by NPPES.
Does Dr. Ronald Hayashi accept Medicare assignment?
Yes. Dr. Ronald Hayashi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ronald Hayashi commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Ultrasonic guidance for blood vessel access (HCPCS 76937); Anesthesia for extensive surgery on spine (HCPCS 00670). Source: CMS Medicare Physician & Other Practitioners file.