MATTHEW T GAINES (MD) – Internal Medicine Physician, NPI 1205802667
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,232 INTERNAL MEDICINE in MS
Provider Addresses for MATTHEW T GAINES (MD)
2129 CONSERVATION DR
WAVERLY, AL 368795401
Phone:
Type: Mailing
427 Highway 51 N
Brookhaven, MS 396012350
Phone: (601) 833-6011
Type: Location
427 HIGHWAY 51 N
BROOKHAVEN, MS 396012350
Phone: (601) 833-6011
Type: Location
PO BOX 689022
FRANKLIN, TN 370689022
Phone: (251) 949-3711
Fax: (251) 949-3715
Type: Mailing
1613 N MCKENZIE ST
FOLEY, AL 365352247
Phone: (251) 949-3711
Fax: (251) 949-3715
Type: Location
Merit Health River Oaks, 1030, River Oaks Drive, Wells, Flowood, Rankin County, Mississippi, 39232, United States
FLOWOOD, MS 39232
Phone: (601) 936-1030
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2004-10-20
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20041020000330 | I | Internal Medicine | MS | 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 | 324 | 189 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 281 | 246 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 172 | 110 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 129 | 119 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 106 | 103 | $0 |
Insurance plans in this area (ZIP 36879)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | LA | |
| Certified Registered Nurse Anesthetist (Crna) | MS | |
| - | MS | |
| Certified Registered Nurse Anesthetist (Crna) | AL | |
| Nurse Practitioner | MS | |
| Nurse Practitioner | MS | |
| O B S T E T R I C S/ G Y N E C O L O G Y | LA | |
| - | MS | |
| - | NC | |
| - | MS |
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