DR. JOHN GEORGE III KNECHT (MD) – Medical Oncology Physician, NPI 1639360829
Medical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
770 MEDICAL ONCOLOGY in TX
Provider Addresses for DR. JOHN GEORGE III KNECHT (MD)
600 N Kobayashi Ste 310
Webster, TX 77598
Phone: (281) 724-8335
Fax: (281) 724-1861
Type: Location
Webster Avenue, Chelsea Common, Chelsea, Suffolk County, Massachusetts, 02150, United States
WEBSTER, TX 775988778
Phone: (281) 724-8335
Fax: (281) 724-1861
Type: Mailing
600 N KOBAYASHI STE 310
WEBSTER, TX 77598
Phone: (281) 724-8335
Fax: (281) 724-1861
Type: Location
PO BOX 58538
WEBSTER, TX 775988538
Phone: (281) 724-8335
Fax: (281) 724-1861
Type: Mailing
600 N Kobayashi Ste 309
Webster, TX 775984841
Phone: (281) 724-8332
Type: Location
600 N Kobayashi Ste 110
Webster, TX 775984841
Phone: (281) 338-1701
Type: Location
500 N Kobayashi Ste C
Webster, TX 775984722
Phone: (281) 816-3092
Fax: (281) 816-3092
Type: Location
905 W Medical Center Blvd Ste 102
Webster, TX 775984009
Phone: (346) 688-0043
Type: Location
906 W Medical Center Blvd Ste 306
Webster, TX 775984010
Phone: (281) 724-8332
Type: Location
905 W MEDICAL CENTER BLVD STE 304
WEBSTER, TX 775984009
Phone: (281) 724-8335
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 323 Open Payments records for all available years, with a total value of $11,238.
Total Amount is formed as General ($11,238) + Research ($0) + Ownership ($0) = $11,238.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Aveo Pharmaceuticals, Inc. ($2,098).
Total Amount
$11,238
General + Research + Ownership
Payments
323
Total payment records
General Amount
$11,238
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Aveo Pharmaceuticals, Inc. | $2,098 |
| AstraZeneca Pharmaceuticals LP | $1,044 |
| E.R. Squibb & Sons, L.L.C. | $554 |
| BeiGene USA, Inc. | $360 |
| GlaxoSmithKline, LLC. | $339 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2013-02-21
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20130221000295 | I | Medical Oncology | TX | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 440 | 16 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 345 | 118 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 271 | 154 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 254 | 126 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 153 | 54 | $0 |
Insurance plans in this area (ZIP 77598)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Hematology/Oncology | TX | |
| Rheumatology, Internal Medicine | TX | |
| Family Practice | TX |
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