Gregory Lawler, M.D.
NPI 1326033820 · Diagnostic Radiology Physician · Chattanooga, TN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Lawler, M.D. is a Diagnostic Radiology Physician provider in Chattanooga, TN (NPI 1326033820).
Provider details
- NPI number
- 1326033820
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 041469 (CT)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,240 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) |
|---|---|---|
| X-Ray of Chest, 2 Views71046 | 186 | $30 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 105 | $182 |
| Mri Scan of Brain Without Contrast70551 | 72 | $222 |
| Mri Scan of Brain Before and After Contrast70553 | 69 | $284 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 61 | $84 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 58 | $170 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$117 across 1 record (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
Registry dates
- Enumerated
- 2005-09-12
- Last updated
- 2025-06-26
- Certified
- 2025-06-26
Frequently asked questions
- What is Gregory Lawler's NPI number?
- Gregory Lawler's National Provider Identifier (NPI) is 1326033820, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Lawler's specialty?
- Gregory Lawler is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Lawler located?
- Gregory Lawler's practice location on file with NPPES is 1604 Gunbarrel Rd, Chattanooga, TN 37421-3125.
- What is Gregory Lawler's phone number?
- The practice phone number listed in the NPPES registry for Gregory Lawler is (423) 893-7226.
- Does Gregory Lawler accept Medicare?
- Gregory Lawler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Lawler's NPI active?
- Yes — Gregory Lawler's NPI (1326033820) is active in the NPPES registry as of the last update on 2025-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.