DR. GREGORY J LAWLER M.D.
NPI 1326033820
Radiology - Diagnostic Radiology in Chattanooga, TN

Active since September 12, 2005PECOS EnrolledAccepts Medicare Assignment
87.72/100
CMS Quality Rating
1604 GUNBARREL RD, CHATTANOOGA, TN 37421(423) 893-7226 Get Directions Write a Review

NPPES record last updated: June 26, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 26, 2025, Sep 7, 2023 (2 updates tracked since 2023).

About Dr. Gregory J Lawler M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREGORY J LAWLER M.D. (NPI 1326033820) is an individual diagnostic radiology provider in Chattanooga, Tennessee, licensed in Connecticut (041469) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of New York Medical College (1991).

NPPES Registry Identity

NPI1326033820
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. GREGORY J LAWLERCredential: M.D.
Location Address1604 GUNBARREL RDChattanooga, TN 37421-3125
Mailing Address1604 Gunbarrel RdChattanooga, TN 37421-3125
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 1991
Enumeration DateSeptember 12, 2005
Last NPPES UpdateJune 26, 20252 updates tracked since enumeration
NPPES CertifiedJune 26, 2025
NPI 1326033820 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License Licensed in CT · 041469
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 041469 (CT)
1604 GUNBARREL RD, Chattanooga, TN 37421

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Gregory J Lawler M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2961460357
PECOS Enrollment IDI20050103000186, I20200817000003
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 37

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, gadoterate meglumine, 0.1 ml A9575
Gadoterate meglumine is a contrast agent used in MRI scans to help visualize certain areas of your body more clearly. It's injected into your bloodstream, typically through a vein in your arm, and helps doctors get more detailed images.
19,450 services109 patients
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967
Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.
4,985 services51 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
186 services176 patients
Mri scan of lower spinal canal without contrast 72148
An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.
105 services104 patients
Mri scan of brain without contrast 70551
An MRI scan of the brain without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to create detailed images of your brain. It helps in detecting abnormalities like tumors, stroke, inflammation, or infection.
72 services68 patients
Mri scan of brain before and after contrast 70553
An MRI scan of the brain, both before and after contrast, helps visualize different brain structures. Initially, images are taken without a contrast agent. Then, a safe dye is injected which helps highlight certain areas, providing clearer, more detailed images.
69 services69 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37421 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.53 typical visit price
range $52.64 – $160.89
Typical copayment $20.38 (range $13.16 – $40.22)
Most-billed visit code 99203
Established Patient
$66.01 typical visit price
range $16.72 – $131.41
Typical copayment $16.50 (range $4.18 – $32.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.72/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality75
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Radiology (Diagnostic Radiology)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421
Clinic/Center (Health Service)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421
Radiology (Diagnostic Radiology)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421
Radiology (Diagnostic Radiology)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421
Radiology (Diagnostic Radiology)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421
Obstetrics & Gynecology (Gynecology)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421
Radiology (Diagnostic Radiology)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421
Radiology (Diagnostic Radiology)
1604 GUNBARREL RD
CHATTANOOGA, TN 37421

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Lawler's NPI number?

The NPI number for Gregory Lawler is 1326033820. It was assigned to this individual provider in the NPPES registry on September 12, 2005.

Where is Gregory Lawler located?

Gregory Lawler practices at 1604 Gunbarrel Rd, Chattanooga, TN 37421. The listed phone number is (423) 893-7226.

What is Gregory Lawler's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Gregory Lawler enrolled in Medicare?

Yes. Gregory Lawler is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gregory Lawler accept?

Health plans from Alliant Health Plans, Inc. list Gregory Lawler as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Lawler was last updated on June 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.