James Tumlin, M.D.
NPI 1467418053 · Nephrology Physician · Lawrenceville, GA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Tumlin, M.D. is a Nephrology Physician provider in Lawrenceville, GA (NPI 1467418053).
Provider details
- NPI number
- 1467418053
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 43905 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
148 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 55 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 50 | $116 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 28 | $109 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 15 | $85 |
Typical Medicare-allowed amounts for these services range $77–$116 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 63 | 18 |
| Allopurinol | 48 | 17 |
| Dapagliflozin Propanediolbrand: Farxiga | 41 | 14 |
| Tacrolimus | 36 | — |
| Lisinopril | 32 | 11 |
| Eplerenone | 29 | 12 |
| Diltiazem Hclbrand: Diltiazem 24hr Er (cd) | 25 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$49,854 across 80 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 251 N Lyerly StSuite 100Chattanooga, TN 37404-2739Phone: (423) 826-8000Fax: (423) 702-7915
Registry dates
- Enumerated
- 2006-04-24
- Last updated
- 2018-05-31
Frequently asked questions
- What is James Tumlin's NPI number?
- James Tumlin's National Provider Identifier (NPI) is 1467418053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Tumlin's specialty?
- James Tumlin is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is James Tumlin located?
- James Tumlin's practice location on file with NPPES is 595 Hurricane Shoals Rd Nw Ste 100, Lawrenceville, GA 30046.
- What is James Tumlin's phone number?
- The practice phone number listed in the NPPES registry for James Tumlin is (404) 645-7150.
- Does James Tumlin accept Medicare?
- James Tumlin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Tumlin's NPI active?
- Yes — James Tumlin's NPI (1467418053) is active in the NPPES registry as of the last update on 2018-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.