DR. JAMES ALAN TUMLIN (M.D.) – Nephrology Physician, NPI 1467418053
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
253 NEPHROLOGY in TN
Provider Addresses for DR. JAMES ALAN TUMLIN (M.D.)
251 N Lyerly St
Suite 100
Chattanooga, TN 374042739
Phone: (423) 826-8000
Fax: (423) 702-7915
Type: Location
100, Hurricane Shoals Road Northwest, Lawrenceville, Gwinnett County, Georgia, 30046, United States
LAWRENCEVILLE, GA 300468762
Phone: (404) 645-7150
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 164 Open Payments records for all available years, with a total value of $127,847.
Total Amount is formed as General ($127,847) + Research ($0) + Ownership ($0) = $127,847.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Travere Therapeutics, Inc. ($45,301).
Total Amount
$127,847
General + Research + Ownership
Payments
164
Total payment records
General Amount
$127,847
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Travere Therapeutics, Inc. | $45,301 |
| CALLIDITAS THERAPEUTICS US INC. | $30,678 |
| Calliditas Therapeutics US Inc. | $26,656 |
| Aurinia Pharma U.S., Inc. | $14,353 |
| ARGENX US, INC. | $3,750 |
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: 2008-07-30
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 |
|---|---|---|---|---|
| I20080730000093 | I | Nephrology | GA | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 131 | 59 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 59 | 36 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 25 | 23 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 24 | 17 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 21 | 17 | $0 |
Insurance plans in this area (ZIP 37404)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Nephrology | GA | |
| Nurse Practitioner | GA | |
| Nurse Practitioner | GA | |
| N E P H R O L O G Y | GA | |
| Nurse Practitioner | GA | |
| - | GA | |
| Nephrology, Hospitalist | KY | |
| - | GA | |
| Nurse Practitioner | GA | |
| N E P H R O L O G Y | GA |
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