JOSEPH KERBY GRAY (MD) – Emergency Medicine Physician, NPI 1003437237
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,131 EMERGENCY MEDICINE in TN
Provider Addresses for JOSEPH KERBY GRAY (MD)
975 E 3RD ST
CHATTANOOGA, TN 374032147
Phone:
Type: Mailing
2525 DE SALES AVE
CHATTANOOGA, TN 37404
Phone:
Type: Mailing
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: 2025-04-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20220823000199 | I | Emergency Medicine | TN | TBD |
| I20231027000536 | I | Emergency Medicine | GA | TBD |
| I20250401003603 | I | Emergency Medicine | NC | 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 163 | 162 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 67 | 67 | $0 |
| 99291 | Critical care, first 30-74 minutes | 35 | 35 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 11 | 11 | $0 |
Insurance plans in this area (ZIP 37403)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | SC | |
| Emergency Medicine | TN | |
| Emergency Medicine | AZ | |
| Emergency Medicine | GA | |
| Emergency Medicine | NC | |
| Family Practice | TX | |
| Emergency Medicine | TN | |
| Emergency Medicine | TN | |
| Family Practice | PA | |
| - | GA |
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