Doctor profile · Federal record
Dr. Walter Johnston, M.D.
Surgery Physician (CMS: General Surgery) · Richardson, TX
- NPI 1558312504
- Accepts Medicare
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3600 Shire Blvd Ste 104
Richardson, TX 750822236
(972) 487-6400
fax (972) 487-1686
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- March 7, 2022
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Texas #J4238
- Medicaid
- TX #125237104
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558312504. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
379
Distinct HCPCS
7
Medicare allowed
$54,039
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 109 | 53 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 75 | 73 | $125 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 68 | 56 | $127 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 59 | 59 | $110 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 37 | 28 | $88 | |
47563 |
Removal of gallbladder with x-ray study of bile ducts using an endoscope | 16 | 16 | $686 | |
49505 |
Repair of groin hernia (5 years or older) | 15 | 15 | $466 |
In context: peer comparison
Among 6 peers in Richardson Surgery Physician, average services per provider: 55. This provider delivers 6.9× the peer median.Open Payments
Industry payments received
All-time total
$282
Transactions
10
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Haemonetics Corporation | 1 | $118.85 | |
| Tela Bio, INC. | 6 | $87.24 | |
| Davol INC. | 2 | $57.09 | |
| Endomagnetics LTD | 1 | $19.02 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
47
Patients
46
Total drug cost
$1,175
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 35 | 34 | $158 |
| Naloxone Hcl | Generic | 12 | 12 | $1,017 |
Hospital affiliations
Frequently asked questions
What is Dr. Walter Johnston's medical specialty?
Dr. Walter Johnston practices Surgery Physician in Richardson, TX.
Where does Dr. Walter Johnston practice?
Dr. Walter Johnston practices at 3600 Shire Blvd Ste 104, Richardson, TX 750822236. Office phone: 9724876400.
What is Dr. Walter Johnston's NPI?
Dr. Walter Johnston's National Provider Identifier (NPI) is 1558312504, issued by NPPES.
Does Dr. Walter Johnston accept Medicare assignment?
Yes. Dr. Walter Johnston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Johnston commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.