Doctor profile · Federal record
Dr. John Walker, MPAS, DSC, Apa-C
Physician Assistant · Winchester, VA
- NPI 1962502385
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1870 Amherst St Ste C
Winchester, VA 226012841
(540) 536-0153 - Mailing address
-
220 Campus Blvd Ste 210
Winchester, VA 226012889
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- April 24, 2024
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Virginia #0110005462
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962502385. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
173
Distinct HCPCS
4
Medicare allowed
$15,778
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 75 | 66 | $107 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 47 | 47 | $70 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 40 | 35 | $76 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $129 |
In context: peer comparison
Among 40 peers in Winchester Physician Assistant, average services per provider: 93. This provider delivers 1.9× the peer median.Open Payments
Industry payments received
All-time total
$69
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| DePuy Synthes Sales INC. | 1 | $45.60 | |
| Astellas Pharma US INC | 1 | $23.64 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
21
Patients
17
Total drug cost
$185
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 21 | 17 | $185 |
Frequently asked questions
What is Dr. John Walker's medical specialty?
Dr. John Walker practices Physician Assistant in Winchester, VA.
Where does Dr. John Walker practice?
Dr. John Walker practices at 1870 Amherst St Ste C, Winchester, VA 226012841. Office phone: 5405360153.
What is Dr. John Walker's NPI?
Dr. John Walker's National Provider Identifier (NPI) is 1962502385, issued by NPPES.
What procedures does Dr. John Walker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.