Doctor profile · Federal record
Dr. Nicholas Chiang
Physician Assistant · Claremont, CA
- NPI 1245729391
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1601 Monte Vista Ave Ste 190
Claremont, CA 917116600
(909) 865-9977
fax (909) 469-2119 - Additional location
-
2333 Foothill Blvd Ste C
La Verne, CA 917503027
(909) 392-6511
fax (909) 469-2137 - Additional location
-
3110 Chino Ave Ste 150B
Chino Hills, CA 917091295
(909) 630-7868
fax (909) 469-2109
Credentials & registration
- NPI registered
- May 2018 — 8 yrs on file
- Profile last updated
- February 25, 2026
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #55904
- Medicaid
- CA #1248729391
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245729391. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
373
Distinct HCPCS
9
Medicare allowed
$24,387
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 154 | 139 | $84 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 67 | 65 | $118 | |
81002 |
Urinalysis, manual test | 36 | 32 | $3 | |
93005 |
Routine electrocardiogram (ecg) using at least 12 leads with tracing | 29 | 29 | $7 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 22 | 22 | $103 | |
85018 |
Blood count, hemoglobin | 21 | 21 | $2 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 17 | 17 | $3 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 14 | 14 | $53 | |
96372 |
Injection of drug or substance under skin or into muscle | 13 | 12 | $13 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 40. This provider delivers 9.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
398
Patients
384
Total drug cost
$3,681
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 65 | 65 | $488 |
| Cephalexin | Generic | 65 | 64 | $398 |
| Fluticasone Propionate | Generic | 53 | 44 | $556 |
| Azithromycin | Generic | 26 | 26 | $120 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 24 | 24 | $316 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 23 | 22 | $95 |
| Ofloxacin | Generic | 22 | 21 | $725 |
| Ibuprofen | Generic | 21 | 21 | $72 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 19 | 19 | $213 |
| Prednisone | Generic | 19 | 18 | $40 |
Frequently asked questions
What is Dr. Nicholas Chiang's medical specialty?
Dr. Nicholas Chiang practices Physician Assistant in Claremont, CA.
Where does Dr. Nicholas Chiang practice?
Dr. Nicholas Chiang practices at 1601 Monte Vista Ave Ste 190, Claremont, CA 917116600. Office phone: 9098659977.
What is Dr. Nicholas Chiang's NPI?
Dr. Nicholas Chiang's National Provider Identifier (NPI) is 1245729391, issued by NPPES.
Does Dr. Nicholas Chiang accept Medicare assignment?
Dr. Nicholas Chiang does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Nicholas Chiang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.