DR. GENA MARIE MASTROGIANAKIS M.D.
NPI 1457626855
Family Medicine in Marietta, GA

Q: What is Gena Mastrogianakis's NPI number?

The NPI number for Gena Mastrogianakis is 1457626855. It was assigned to this individual provider in the NPPES registry on March 19, 2012.

Q: What is Gena Mastrogianakis's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: Is Gena Mastrogianakis enrolled in Medicare?

No. Gena Mastrogianakis has opted out of Medicare through September 13, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Active since March 19, 2012Opted out of Medicare · through Sep 13, 2026

3595 CANTON RD STE 116-289, MARIETTA, GA 30066(404) 558-4124 Get Directions Write a Review

NPPES record last updated: February 25, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 25, 2022, Jul 14, 2018, Jun 26, 2018 and 1 more (4 updates tracked since 2015).

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About Dr. Gena Marie Mastrogianakis M.d. NPPES

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

DR. GENA MARIE MASTROGIANAKIS M.D. (NPI 1457626855) is an individual family medicine provider in Marietta, Georgia, licensed in Georgia (74488) and active in the NPI registry since March 2012. She has opted out of Medicare through September 13, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1457626855

Entity TypeIndividualFemale

Primary Taxonomy207Q00000X

Provider Legal NameDR. GENA MARIE MASTROGIANAKISCredential: M.D.

Location Address3595 CANTON RD STE 116-289Marietta, GA 30066-2658

Mailing Address3595 Canton Rd Ste 116-289Marietta, GA 30066-2658 · (404) 807-0300

Phone(404) 558-4124

Sole ProprietorYes

Enumeration DateMarch 19, 2012

Last NPPES UpdateFebruary 25, 20224 updates tracked since enumeration

NPPES CertifiedFebruary 25, 2022

✔ NPI 1457626855 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in GA · 74488

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

3595 CANTON RD STE 116-289, Marietta, GA 30066

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

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Opted out of Medicare

Dr. Gena Marie Mastrogianakis M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from September 13, 2016 through September 13, 2026.

Opt-Out Effective DateSeptember 13, 2016

Opt-Out In Effect ThroughSeptember 13, 2026Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30066 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

$88.06 typical visit price

range $56.84 – $172.43

Typical copayment $22.01 (range $14.21 – $43.10)

Most-billed visit code 99203

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.

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 Gena Mastrogianakis's NPI number?

The NPI number for Gena Mastrogianakis is 1457626855. It was assigned to this individual provider in the NPPES registry on March 19, 2012.

Where is Gena Mastrogianakis located?

Gena Mastrogianakis practices at 3595 Canton Rd Ste 116-289, Marietta, GA 30066. The listed phone number is (404) 558-4124.

What is Gena Mastrogianakis's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Gena Mastrogianakis enrolled in Medicare?

No. Gena Mastrogianakis has opted out of Medicare through September 13, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Gena Mastrogianakis was last updated on February 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.