Doctor profile · Federal record
Dr. Steven Yamaguchi, MD
Emergency Medicine Physician · Fairfield, OH
- NPI 1912958349
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3000 Mack RD
Fairfield, OH 450145335
(513) 870-7001
fax (513) 603-8174 - Mailing address
-
4750 Hempstead Station Dr
Kettering, OH 454295164
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- May 15, 2008
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Ohio #35071257Y
- Medicaid
- OH #2026953
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912958349. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
392
Distinct HCPCS
4
Medicare allowed
$49,575
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 181 | 167 | $118 | |
99285 |
Emergency department visit with high level of medical decision making | 117 | 112 | $172 | |
99283 |
Emergency department visit with low level of medical decision making | 83 | 80 | $70 | |
99291 |
Critical care, first 30-74 minutes | 11 | 11 | $207 |
In context: peer comparison
Among 4 peers in Fairfield Emergency Medicine Physician, average services per provider: 75. This provider delivers 5.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
265
Patients
259
Total drug cost
$1,754
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 54 | 53 | $261 |
| Ciprofloxacin Hcl | Generic | 32 | 32 | $302 |
| Prednisone | Generic | 31 | 28 | $169 |
| Azithromycin | Generic | 23 | 22 | $124 |
| Ondansetron Odt (Ondansetron) | Brand | 22 | 22 | $188 |
| Doxycycline Hyclate | Generic | 19 | 19 | $281 |
| Amoxicillin | Generic | 15 | 15 | $48 |
| Levofloxacin | Generic | 15 | 15 | $114 |
| Ondansetron Hcl | Generic | 15 | 15 | $108 |
| Tramadol Hcl | Generic | 14 | 14 | $24 |
Frequently asked questions
What is Dr. Steven Yamaguchi's medical specialty?
Dr. Steven Yamaguchi practices Emergency Medicine Physician in Fairfield, OH.
Where does Dr. Steven Yamaguchi practice?
Dr. Steven Yamaguchi practices at 3000 Mack RD, Fairfield, OH 450145335. Office phone: 5138707001.
What is Dr. Steven Yamaguchi's NPI?
Dr. Steven Yamaguchi's National Provider Identifier (NPI) is 1912958349, issued by NPPES.
What procedures does Dr. Steven Yamaguchi commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.