Doctor profile · Federal record
Dr. Maki Yamamoto, MD
Surgery Physician (CMS: General Surgery) · Surgical Oncology Physician · Orange, CA
- NPI 1336328194
- Accepts Medicare
- MIPS 91.2 / 100 · 2023
- 22 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
333 City Blvd W, Suite 1600
Orange, CA 928682903
(714) 456-6847
fax (714) 456-3967
Credentials & registration
- NPI registered
- October 2007 — 19 yrs on file
- Profile last updated
- November 17, 2014
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State licenses (2)
- California #A95898 · Florida #ME110286
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336328194. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
518
Distinct HCPCS
10
Medicare allowed
$75,296
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 158 | 117 | $104 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 112 | 89 | $141 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 80 | 80 | $143 | |
11603 |
Removal of cancer skin growth of body, arms, or legs, 2.1-3.0 cm | 31 | 27 | $145 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 28 | 28 | $183 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 24 | 21 | $71 | |
12032 |
Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm | 20 | 20 | $214 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 16 | 16 | $154 | |
38900 |
Imaging of lymph nodes during surgery | 15 | 15 | $142 | |
12034 |
Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 7.6-12.5 cm | 12 | 12 | $257 |
In context: peer comparison
Among 12 peers in Orange Surgery Physician, average services per provider: 61. This provider delivers 8.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
53
Patients
52
Total drug cost
$229
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 21 | 21 | $96 |
| Cephalexin | Generic | 16 | 15 | $101 |
| Tramadol Hcl | Generic | 16 | 16 | $31 |
Hospital affiliations
Frequently asked questions
What is Dr. Maki Yamamoto's medical specialty?
Dr. Maki Yamamoto practices Surgery Physician in Orange, CA.
Where does Dr. Maki Yamamoto practice?
Dr. Maki Yamamoto practices at 333 City Blvd W, Orange, CA 928682903. Office phone: 7144566847.
What is Dr. Maki Yamamoto's NPI?
Dr. Maki Yamamoto's National Provider Identifier (NPI) is 1336328194, issued by NPPES.
Does Dr. Maki Yamamoto accept Medicare assignment?
Yes. Dr. Maki Yamamoto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maki Yamamoto 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 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.