Doctor profile · Federal record
Dr. Garrett Kobayashi
Physician Assistant · Mesa, AZ
- NPI 1376214684
- Accepts Medicare
- 4 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
5850 E Still Cir
Mesa, AZ 852063618
(661) 755-3421 - Additional location
-
1895 N Jasper Dr Ste 3
Flagstaff, AZ 860011632
(928) 913-8800
Credentials & registration
- NPI registered
- September 2021 — 5 yrs on file
- Profile last updated
- February 23, 2026
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376214684. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
627
Distinct HCPCS
10
Medicare allowed
$25,569
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 180 | 17 | $0 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 125 | 115 | $117 | |
87804 |
Detection test by immunoassay with direct visual observation for influenza virus | 55 | 32 | $16 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 48 | 47 | $84 | |
87426 |
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | 46 | 46 | $34 | |
J1885 |
Injection, ketorolac tromethamine, per 15 mg | 40 | 14 | $1 | |
81003 |
Automated urinalysis test | 34 | 32 | $2 | |
96372 |
Injection of drug or substance under skin or into muscle | 32 | 25 | $13 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 22 | 22 | $8 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 16 | 15 | $8 |
In context: peer comparison
Among 56 peers in this city , average services per provider: 126. This provider delivers 5.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
506
Patients
486
Total drug cost
$4,433
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 79 | 76 | $542 |
| Methylprednisolone | Generic | 74 | 70 | $524 |
| Amoxicillin | Generic | 67 | 67 | $263 |
| Azithromycin | Generic | 48 | 44 | $213 |
| Fluconazole | Generic | 46 | 45 | $277 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 44 | 44 | $385 |
| Prednisone | Generic | 30 | 28 | $42 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 27 | 25 | $507 |
| Doxycycline Hyclate | Generic | 21 | 19 | $264 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 16 | 15 | $486 |
Frequently asked questions
What is Dr. Garrett Kobayashi's medical specialty?
Dr. Garrett Kobayashi practices Physician Assistant in Mesa, AZ.
Where does Dr. Garrett Kobayashi practice?
Dr. Garrett Kobayashi practices at 5850 E Still Cir, Mesa, AZ 852063618. Office phone: 6617553421.
What is Dr. Garrett Kobayashi's NPI?
Dr. Garrett Kobayashi's National Provider Identifier (NPI) is 1376214684, issued by NPPES.
Does Dr. Garrett Kobayashi accept Medicare assignment?
Yes. Dr. Garrett Kobayashi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Garrett Kobayashi commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214); Detection test by immunoassay with direct visual observation for influenza virus (HCPCS 87804). Source: CMS Medicare Physician & Other Practitioners file.