Doctor profile · Federal record
Dr. Robert Walker, MD
Orthopaedic Hand Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Scottsdale, AZ
- NPI 1639531908
- Accepts Medicare
- 5 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7960 E Thompson Peak Pkwy
Scottsdale, AZ 852557406
(877) 821-4657 - Mailing address
-
7960 E Thompson Peak Pkwy Ste 104
Scottsdale, AZ 852557406
Credentials & registration
- NPI registered
- March 2016 — 10 yrs on file
- Profile last updated
- November 4, 2025
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 207XS0106X — NUCC code
- State license (1)
- Arizona #65804
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639531908. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,657
Distinct HCPCS
10
Medicare allowed
$124,651
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 734 | 122 | $1 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 168 | 116 | $124 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 128 | 94 | $87 | |
77002 |
Fluoroscopic guidance for needle placement | 111 | 82 | $113 | |
20610 |
Aspiration and/or injection of fluid from large joint | 95 | 69 | $65 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 70 | 70 | $124 | |
20550 |
Injection into tendon or ligament | 60 | 42 | $49 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 58 | 58 | $161 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 58 | 47 | $55 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 53 | 53 | $108 |
In context: peer comparison
Among 2 peers in Scottsdale Orthopaedic Hand Surgery Physician, average services per provider: 210. This provider delivers 7.9× the peer median.Open Payments
Industry payments received
All-time total
$1,984
Transactions
38
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Stryker Corporation | 11 | $810.16 | |
| Nalu Medical, INC. | 8 | $325.84 | |
| ImpactOrtho, INC. | 5 | $245.06 | |
| Integra LifeSciences Corporation | 2 | $129.44 | |
| Acumed LLC | 1 | $123.34 | |
| Sonex Health, INC. | 4 | $98.39 | |
| Shoulder Innovations, INC. | 2 | $69.05 | |
| Responsive Arthroscopy INC | 1 | $57.11 | |
| Smith+Nephew, INC. | 2 | $54.43 | |
| Bioventus LLC | 1 | $52.67 | |
| Abbott Laboratories | 1 | $18.17 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
17
Patients
14
Total drug cost
$102
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Methylprednisolone | Generic | 17 | 14 | $102 |
Hospital affiliations
Frequently asked questions
What is Dr. Robert Walker's medical specialty?
Dr. Robert Walker practices Orthopaedic Hand Surgery Physician in Scottsdale, AZ.
Where does Dr. Robert Walker practice?
Dr. Robert Walker practices at 7960 E Thompson Peak Pkwy, Scottsdale, AZ 852557406. Office phone: 8778214657.
What is Dr. Robert Walker's NPI?
Dr. Robert Walker's National Provider Identifier (NPI) is 1639531908, issued by NPPES.
Does Dr. Robert Walker accept Medicare assignment?
Yes. Dr. Robert Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Walker commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.