DR. GABRIEL ZEVALLOS (MD) – Internal Medicine Physician, NPI 1013965599
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,228 INTERNAL MEDICINE in MS
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Provider Addresses for DR. GABRIEL ZEVALLOS (MD)
PO BOX 490
MCCOMB, MS 396490490
Phone: (601) 249-2701
Fax: (601) 249-2195
Type: Mailing
Southwest Mississippi Regional Medical Center, 215, Marion Avenue, McComb, Pike County, Mississippi, 39648, United States
MCCOMB, MS 396482705
Phone: (601) 249-5500
Fax: (601) 249-1173
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 27 Open Payments records for all available years, with a total value of $530.
Total Amount is formed as General ($530) + Research ($0) + Ownership ($0) = $530.
Last reported payment date: 2024-12-12 • Largest payer in this snapshot: PFIZER INC. ($153).
Total Amount
$530
General + Research + Ownership
Payments
27
Total payment records
General Amount
$530
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-12
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $153 |
| ABIOMED | $49 |
| Novartis Pharmaceuticals Corporation | $42 |
| E.R. Squibb & Sons, L.L.C. | $36 |
| Alexion Pharmaceuticals, Inc. | $35 |
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: 2010-07-08
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20060208000600 | I | Internal Medicine | MS | TBD |
| I20100708000140 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 609 | 231 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 310 | 168 | $0 |
| 99291 | Critical care, first 30-74 minutes | 153 | 82 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 133 | 131 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 58 | 58 | $0 |
Insurance plans in this area (ZIP 39649)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MS | |
| Internal Medicine | MS | |
| Physician Assistant | VA | |
| Hospitalist, Internal Medicine | MS | |
| Internal Medicine | MS | |
| Internal Medicine | MS | |
| Hospitalist, Internal Medicine | MS | |
| Internal Medicine | AL | |
| Internal Medicine | SC | |
| Internal Medicine | MS |
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