Doctor profile · Federal record
Dr. Brent Walker, PA-C
Physician Assistant · Medical Physician Assistant · Surgical Physician Assistant · Tucson, AZ
- NPI 1528069119
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5301 E Grant RD, Orthopaedic Bldg, 1St Floor
Tucson, AZ 857122805
(520) 784-6200
fax (520) 784-6109 - Mailing address
-
Po Box 31630, Attn: Credentialing Department
Tucson, AZ 857511630
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- June 14, 2013
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Arizona #1400
- Medicaid
- AZ #175514
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1528069119. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
40,014
Distinct HCPCS
10
Medicare allowed
$252,124
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J7328 |
Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg | 27,216 | 42 | $1 | |
J7329 |
Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg | 5,984 | 55 | $9 | |
J3304 |
Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg | 5,504 | 88 | $17 | |
20610 |
Aspiration and/or injection of fluid from large joint | 469 | 131 | $60 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 177 | 124 | $75 | |
73564 |
X-ray of knee, 4 or more views | 119 | 92 | $39 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 107 | 95 | $47 | |
27447 |
Replacement of knee joint, both sides of knee | 83 | 80 | $169 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 78 | 72 | $107 | |
73562 |
X-ray of knee, 3 views | 72 | 66 | $33 |
In context: peer comparison
Among 65 peers in this city , average services per provider: 231. This provider delivers 173× the peer median.Open Payments
Industry payments received
All-time total
$29
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| DePuy Synthes Sales Inc. | 1 | $28.82 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
364
Patients
243
Total drug cost
$6,980
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 171 | 145 | $1,275 |
| Celecoxib | Generic | 145 | 57 | $5,185 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 17 | 16 | $111 |
| Methocarbamol | Generic | 16 | 11 | $283 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 15 | 14 | $125 |
Frequently asked questions
What is Dr. Brent Walker's medical specialty?
Dr. Brent Walker practices Physician Assistant in Tucson, AZ.
Where does Dr. Brent Walker practice?
Dr. Brent Walker practices at 5301 E Grant RD, Tucson, AZ 857122805. Office phone: 5207846200.
What is Dr. Brent Walker's NPI?
Dr. Brent Walker's National Provider Identifier (NPI) is 1528069119, issued by NPPES.
Does Dr. Brent Walker accept Medicare assignment?
Yes. Dr. Brent Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brent Walker commonly perform?
Top Medicare-reported procedures in 2023: Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg (HCPCS J7328); Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg (HCPCS J7329); Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg (HCPCS J3304). Source: CMS Medicare Physician & Other Practitioners file.