JOHN M SULLIVAN (MD) – Surgery Physician, NPI 1336132117
Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,644 GENERAL SURGERY in TX
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Provider Addresses for JOHN M SULLIVAN (MD)
802, West Lampasas Street, Ennis, Ellis County, Texas, 75119, United States
ENNIS, TX 751194500
Phone: (972) 878-4700
Fax: (972) 878-2238
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 26 Open Payments records for all available years, with a total value of $1,323.
Total Amount is formed as General ($1,323) + Research ($0) + Ownership ($0) = $1,323.
Last reported payment date: 2024-12-07 • Largest payer in this snapshot: Kerecis Limited ($890).
Total Amount
$1,323
General + Research + Ownership
Payments
26
Total payment records
General Amount
$1,323
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Kerecis Limited | $890 |
| Merck Sharp & Dohme LLC | $89 |
| Boston Scientific Corporation | $85 |
| Lilly USA, LLC | $38 |
| Amgen Inc. | $32 |
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: 2006-03-31
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 |
|---|---|---|---|---|
| I20060331000500 | I | General 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 | 85 | 65 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 69 | 57 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 55 | 55 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 43 | 43 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 31 | 29 | $0 |
Insurance plans in this area (ZIP 75119)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GENERAL SURGERY | TX | 45378 | Diagnostic examination of large bowel using an endoscope | 45 | 44 |
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