Doctor profile · Federal record
Dr. Nelson Yamagata, M.D.
Neurology Physician (CMS: Neurology) · Templeton, CA
- NPI 1821024852
- MIPS 0.0 / 100 · 2023
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
225 Posada Ln, Suite E
Templeton, CA 934654058
(805) 434-0335
fax (805) 434-0421
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 20, 2012
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 2084N0400X — NUCC code
- State license (1)
- California #G67076
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1821024852. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,689
Distinct HCPCS
10
Medicare allowed
$226,886
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 607 | 369 | $126 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 410 | 309 | $89 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 224 | 179 | $176 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 209 | 209 | $215 | |
95886 |
Needle measurement of electrical activity in arm or leg muscles, complete study | 58 | 47 | $99 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 58 | 58 | $110 | |
95909 |
Nerve conduction, 5-6 studies | 44 | 44 | $135 | |
95819 |
Measurement of brain wave activity (eeg), awake and asleep | 26 | 26 | $54 | |
95910 |
Nerve conduction, 7-8 studies | 18 | 18 | $176 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $163 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 153. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$17
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 1 | $17.42 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,447
Patients
342
Total drug cost
$64,129
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 302 | 82 | $14,156 |
| Levetiracetam | Generic | 178 | 42 | $11,048 |
| Carbidopa-Levodopa (Carbidopa/Levodopa) | Brand | 163 | 40 | $8,550 |
| Duloxetine Hcl | Generic | 144 | 41 | $4,604 |
| Topiramate | Generic | 91 | 25 | $1,753 |
| Escitalopram Oxalate | Generic | 83 | 15 | $1,258 |
| Clonazepam | Generic | 66 | 0 | $568 |
| Baclofen | Generic | 64 | 12 | $3,795 |
| Pregabalin | Generic | 64 | 13 | $3,496 |
| Donepezil Hcl | Generic | 61 | 14 | $1,188 |
Frequently asked questions
What is Dr. Nelson Yamagata's medical specialty?
Dr. Nelson Yamagata practices Neurology Physician in Templeton, CA.
Where does Dr. Nelson Yamagata practice?
Dr. Nelson Yamagata practices at 225 Posada Ln, Templeton, CA 934654058. Office phone: 8054340335.
What is Dr. Nelson Yamagata's NPI?
Dr. Nelson Yamagata's National Provider Identifier (NPI) is 1821024852, issued by NPPES.
Does Dr. Nelson Yamagata accept Medicare assignment?
Dr. Nelson Yamagata does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Nelson Yamagata commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.