Doctor profile · Federal record
Dr. Kai Mazur, M.D.
Orthopaedic Hand Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Santa Rosa, CA
- NPI 1558304188
- Accepts Medicare
- MIPS 83.9 / 100 · 2023
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1405 Montgomery Dr
Santa Rosa, CA 954054557
(707) 546-1922
fax (707) 546-1987
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- September 17, 2013
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207XS0106X — NUCC code
- State license (1)
- California #G72305
- Medicaid
- CA #00G723050
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558304188. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,788
Distinct HCPCS
10
Medicare allowed
$266,808
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0702 |
Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 797 | 227 | $7 | |
73130 |
X-ray of hand, minimum of 3 views | 433 | 362 | $43 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 285 | 284 | $179 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 243 | 188 | $138 | |
73110 |
X-ray of wrist, minimum of 3 views | 174 | 151 | $48 | |
20550 |
Injection into tendon or ligament | 140 | 119 | $60 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 123 | 115 | $98 | |
20605 |
Aspiration and/or injection of fluid from medium joint | 83 | 64 | $59 | |
64721 |
Release and/or relocation of hand nerve | 72 | 58 | $429 | |
26055 |
Incision of tendon covering of finger | 55 | 41 | $231 |
In context: peer comparison
Among 2 peers in Santa Rosa Orthopaedic Hand Surgery Physician, average services per provider: 98. This provider delivers 28× the peer median.Open Payments
Industry payments received
All-time total
$114
Transactions
5
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 1 | $39.66 | |
| ConvaTec INC. | 2 | $30.50 | |
| Bioventus LLC | 1 | $24.77 | |
| Electronic Waveform Lab, INC. | 1 | $19.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
146
Patients
90
Total drug cost
$1,029
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Meloxicam | Generic | 120 | 66 | $771 |
| Ibuprofen | Generic | 14 | 12 | $207 |
| Oxycodone Hcl | Generic | 12 | 12 | $50 |
Frequently asked questions
What is Dr. Kai Mazur's medical specialty?
Dr. Kai Mazur practices Orthopaedic Hand Surgery Physician in Santa Rosa, CA.
Where does Dr. Kai Mazur practice?
Dr. Kai Mazur practices at 1405 Montgomery Dr, Santa Rosa, CA 954054557. Office phone: 7075461922.
What is Dr. Kai Mazur's NPI?
Dr. Kai Mazur's National Provider Identifier (NPI) is 1558304188, issued by NPPES.
Does Dr. Kai Mazur accept Medicare assignment?
Yes. Dr. Kai Mazur accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kai Mazur commonly perform?
Top Medicare-reported procedures in 2023: Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702); X-ray of hand, minimum of 3 views (HCPCS 73130); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.