Doctor profile · Federal record
Dr. John Trix, MS, RN, APRN-BC
Nurse Practitioner · Walnut Creek, CA
- NPI 1477745685
- Accepts Medicare
- MIPS 85.7 / 100 · 2023
- 19 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
122 la Casa Via Ste 120
Walnut Creek, CA 945983019
(925) 941-4058
fax (925) 941-4049 - Additional location
-
2100 Lincoln Village Cir, Apt 2208
Larkspur, CA 949391613
(415) 730-8464 - Mailing address
-
1450 Treat Blvd Ste 300
Walnut Creek, CA 945972168
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- August 2, 2022
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- California #17156
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477745685. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
812
Distinct HCPCS
5
Medicare allowed
$69,411
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 258 | 256 | $8 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 197 | 197 | $215 | |
93005 |
Routine electrocardiogram (ecg) using at least 12 leads with tracing | 189 | 189 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 86 | 85 | $101 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 82 | 81 | $178 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 72. This provider delivers 11× the peer median.Frequently asked questions
What is Dr. John Trix's medical specialty?
Dr. John Trix practices Nurse Practitioner in Walnut Creek, CA.
Where does Dr. John Trix practice?
Dr. John Trix practices at 122 la Casa Via Ste 120, Walnut Creek, CA 945983019. Office phone: 9259414058.
What is Dr. John Trix's NPI?
Dr. John Trix's National Provider Identifier (NPI) is 1477745685, issued by NPPES.
Does Dr. John Trix accept Medicare assignment?
Yes. Dr. John Trix accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Trix commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); New patient office or other outpatient visit (HCPCS 99205); Routine electrocardiogram (ecg) using at least 12 leads with tracing (HCPCS 93005). Source: CMS Medicare Physician & Other Practitioners file.