DR. KRISTOFER M CHARLTON-OUW (MD) – Vascular Surgery Physician, NPI 1104995828
Vascular Surgery Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
492 VASCULAR SURGERY in TX
Provider Addresses for DR. KRISTOFER M CHARLTON-OUW (MD)
1200 BINZ ST STE 1300
HOUSTON, TX 770046999
Phone: (713) 942-2500
Fax: (713) 942-2536
Type: Mailing
4918, Dumfries Drive, Meyerland, Houston, Harris County, Texas, 77096, United States
HOUSTON, TX 770964224
Phone: (646) 591-5048
Type: Mailing
Memorial Hermann Medical Plaza, 6400, Fannin Street, Texas Medical Center, Houston, Harris County, Texas, 77030, United States
SUITE 2850
HOUSTON, TX 770301521
Phone: (713) 486-5100
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 132 Open Payments records for all available years, with a total value of $14,193.
Total Amount is formed as General ($14,193) + Research ($0) + Ownership ($0) = $14,193.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: W. L. Gore & Associates, Inc. ($7,074).
Total Amount
$14,193
General + Research + Ownership
Payments
132
Total payment records
General Amount
$14,193
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| W. L. Gore & Associates, Inc. | $7,074 |
| Medtronic, Inc. | $2,628 |
| Endologix LLC | $989 |
| Inari Medical, Inc. | $546 |
| Merit Medical Systems Inc | $350 |
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: 2008-06-10
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 |
|---|---|---|---|---|
| I20080610000626 | I | Vascular Surgery | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 90 | 65 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 71 | 37 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 55 | 25 | $0 |
| 76937 | Ultrasonic guidance for blood vessel access | 42 | 34 | $0 |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 39 | 30 | $0 |
Insurance plans in this area (ZIP 77004)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| VASCULAR SURGERY | TX | 93922 | Ultrasound study of arteries of both arms and legs | 29 | 29 |
| VASCULAR SURGERY | TX | 93926 | Ultrasound study of arteries and arterial grafts of one leg or limited | 15 | 12 |
| VASCULAR SURGERY | TX | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 55 | 52 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Thoracic Surgery, Cardiac Surgery | TX | |
| General Surgery | PA | |
| Nurse Practitioner | TX | |
| Orthopedic Surgery | NC | |
| Physician Assistant | TX | |
| - | TX | |
| Orthopedic Surgery | TX | |
| Physician Assistant | TX | |
| - | TX | |
| - | TX |
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