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THOMAS JOHN DEMARCO MD
NPI 1093825846
Internal Medicine - Gastroenterology in Smyrna, GA

Active since August 30, 2006PECOS Enrolled
3969 S COBB DR SE STE 202, SMYRNA, GA 30080(770) 432-5326(770) 432-5740 Get Directions Write a Review

NPPES record last updated: April 9, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 9, 2019, Jan 7, 2019 (2 updates tracked since 2019).

About Thomas John Demarco Md NPPES

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

THOMAS JOHN DEMARCO MD (NPI 1093825846) is an individual gastroenterology provider in Smyrna, Georgia, licensed in Georgia (32718) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1093825846
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameTHOMAS JOHN DEMARCOCredential: MD
Location Address3969 S COBB DR SE STE 202Smyrna, GA 30080-6317
Mailing Address3969 S Cobb Dr Se Ste 202Smyrna, GA 30080-6317 · (770) 432-5326 · Fax (770) 432-5740
Phone(770) 432-5326
Fax(770) 432-5740
Sole ProprietorNo
Enumeration DateAugust 30, 2006
Last NPPES UpdateApril 9, 20192 updates tracked since enumeration
✔ NPI 1093825846 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in GA · 32718
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
3969 S COBB DR SE STE 202, Smyrna, GA 30080
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Other Identifiers 1

Medicaid00422518AGA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thomas John Demarco Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30080 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

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

ELITE SURGICAL PC
Specialist
3969 S COBB DR SE STE 202
SMYRNA, GA 30080
Cobb County (770) 438-9191
THOMAS J. DEMARCO
Internal Medicine (Gastroenterology)
3969 S COBB DR SE STE 202
SMYRNA, GA 30080
Cobb County (770) 432-5326

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 Thomas Demarco's NPI number?

The NPI number for Thomas Demarco is 1093825846. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is Thomas Demarco located?

Thomas Demarco practices at 3969 S Cobb Dr SE Ste 202, Smyrna, GA 30080. The listed phone number is (770) 432-5326.

What is Thomas Demarco's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Thomas Demarco enrolled in Medicare?

Yes. Thomas Demarco is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Thomas Demarco was last updated on April 9, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.