Doctor profile · Federal record
Dr. John Walker, MD
Family Medicine Physician (CMS: Family Practice) · The Woodlands, TX
- NPI 1114959301
- Accepts Medicare
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8000 Research Forest Dr, 360
The Woodlands, TX 773821504
(281) 292-1191
fax (281) 362-9170
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- May 15, 2012
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Texas #H2974
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114959301. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,480
Distinct HCPCS
10
Medicare allowed
$172,479
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 650 | 369 | $123 | |
36415 |
Insertion of needle into vein for collection of blood sample | 491 | 353 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 298 | 239 | $87 | |
80053 |
Blood test, comprehensive group of blood chemicals | 241 | 212 | $10 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 216 | 196 | $13 | |
83036 |
Hemoglobin a1c level | 205 | 136 | $10 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 141 | 113 | $8 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 117 | 84 | $16 | |
99457 |
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 106 | 11 | $47 | |
99211 |
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional | 99 | 85 | $22 |
In context: peer comparison
Among 24 peers in this city , average services per provider: 92. This provider delivers 38× the peer median.Open Payments
Industry payments received
All-time total
$320
Transactions
15
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 3 | $83.96 | |
| PFIZER INC. | 3 | $67.33 | |
| Seqirus USA Inc | 2 | $44.89 | |
| Novo Nordisk Inc | 2 | $34.77 | |
| Amgen Inc. | 1 | $20.29 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $19.31 | |
| Lilly USA, LLC | 1 | $16.97 | |
| Neos Therapeutics, LP | 1 | $16.63 | |
| AstraZeneca Pharmaceuticals LP | 1 | $16.24 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,050
Patients
1,041
Total drug cost
$84,947
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 639 | 193 | $7,424 |
| Amlodipine Besylate | Generic | 322 | 98 | $2,322 |
| Levothyroxine Sodium | Generic | 276 | 74 | $3,850 |
| Rosuvastatin Calcium | Generic | 225 | 65 | $4,006 |
| Shingrix (Varicella-Zoster Ge/As01b/Pf) | Brand | 217 | 176 | $44,200 |
| Metformin Hcl | Generic | 192 | 59 | $1,893 |
| Losartan Potassium | Generic | 184 | 56 | $2,316 |
| Olmesartan Medoxomil | Generic | 156 | 47 | $3,786 |
| Tamsulosin Hcl | Generic | 145 | 53 | $3,439 |
| Lisinopril | Generic | 130 | 41 | $1,073 |
Hospital affiliations
Frequently asked questions
What is Dr. John Walker's medical specialty?
Dr. John Walker practices Family Medicine Physician in The Woodlands, TX.
Where does Dr. John Walker practice?
Dr. John Walker practices at 8000 Research Forest Dr, The Woodlands, TX 773821504. Office phone: 2812921191.
What is Dr. John Walker's NPI?
Dr. John Walker's National Provider Identifier (NPI) is 1114959301, issued by NPPES.
Does Dr. John Walker accept Medicare assignment?
Yes. Dr. John Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Walker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.