DR. MARK B RENFRO (MD) – Neurological Surgery Physician, NPI 1003819913
Neurological Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
588 NEUROSURGERY in TX
Loading map...
Provider Addresses for DR. MARK B RENFRO (MD)
Tyler Neurosurgical Associates, 700, Olympic Plaza Circle, Tyler, Smith County, Texas, 75701, United States of America
STE 850
TYLER, TX 757011955
Phone: (903) 595-2441
Fax: (903) 595-0743
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $42.
Total Amount is formed as General ($42) + Research ($0) + Ownership ($0) = $42.
Last reported payment date: 2023-09-19 • Largest payer in this snapshot: Abbott Laboratories ($42).
Total Amount
$42
General + Research + Ownership
Payments
2
Total payment records
General Amount
$42
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Abbott Laboratories | $42 |
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: 2011-01-03
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 |
|---|---|---|---|---|
| I20110103000248 | I | Neurosurgery | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 71 | 71 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 56 | 51 | $0 |
| 22853 | Insertion of cage or mesh device to spine bone and disc space during spine fusion | 53 | 32 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 41 | 34 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 28 | 28 | $0 |
Insurance plans in this area (ZIP 75701)
Loading plans...
Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NEUROSURGERY | TX | 63048 | Partial removal of spine bone with release of spinal cord and/or nerves | 45 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| Nurse Practitioner | TX | |
| N E U R O S U R G E R Y | TX | |
| - | TX | |
| Nurse Practitioner | TX | |
| N E U R O S U R G E R Y | TX | |
| N E U R O S U R G E R Y | TX |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.