Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. OXANA GARKAVCHENKO PHD, LMHC, BCBA
NPI 1720471667
Behavior Analyst in Key Largo, FL

Q: What is Oxana Garkavchenko's NPI number?

The NPI number for Oxana Garkavchenko is 1720471667. It was assigned to this individual provider in the NPPES registry on March 17, 2015.

Q: What is Oxana Garkavchenko's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

Active since March 17, 2015PECOS Enrolled

999 MORRIS AVE LOT 6-4, KEY LARGO, FL 33037(786) 486-6766 Get Directions Write a Review

NPPES record last updated: September 21, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 21, 2026, Nov 8, 2021, May 15, 2020 and 2 more (5 updates tracked since 2016).

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About Ms. Oxana Garkavchenko Phd, Lmhc, Bcba NPPES

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

MS. OXANA GARKAVCHENKO PHD, LMHC, BCBA (NPI 1720471667) is an individual behavior analyst provider in Key Largo, Florida, licensed in (BCBA-1-19-37180) and active in the NPI registry since March 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1720471667

Entity TypeIndividualFemale

Primary Taxonomy103K00000X

Provider Legal NameMS. OXANA GARKAVCHENKOCredential: PHD, LMHC, BCBA

Location Address999 MORRIS AVE LOT 6-4Key Largo, FL 33037-3133

Mailing Address999 Morris Ave Lot 6-4Key Largo, FL 33037-3133 · (786) 486-6766

Phone(786) 486-6766

Sole ProprietorNo

Medical School CMSOtherGraduated 2025

Enumeration DateMarch 17, 2015

Last NPPES UpdateSeptember 21, 20265 updates tracked since enumeration

NPPES CertifiedSeptember 21, 2026

✔ NPI 1720471667 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code103K00000X

License✔ Licensed · BCBA-1-19-37180

Definition

A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.

Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License LMHC 13753 (FL)

Also ListedCase Manager/Care CoordinatorTaxonomy 171M00000X

999 MORRIS AVE LOT 6-4, Key Largo, FL 33037

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cigna Healthcare, Cigna HealthCare of Florida, Inc., Florida Blue (BlueCross BlueShield FL) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Oxana Garkavchenko Phd, Lmhc, Bcba is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4385131689

PECOS Enrollment IDI20251012000035

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.

Medicare Billing Reassignment

Medicare enrollment records show Oxana Garkavchenko reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Better Days Tms Corp

37 mi

Psychiatry

8550 W FLAGLER ST STE 113
Miami, FL 33144

Reassigned Medicare billing, Florida enrollment
5 clinicians in this Medicare group

NPI 1306655956 (305) 755-2200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES

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

ABA SUNSHINE CORP

Behavior Analyst

999 MORRIS AVE LOT 6-4
KEY LARGO, FL 33037

Monroe County (786) 302-9312

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 Oxana Garkavchenko's NPI number?

The NPI number for Oxana Garkavchenko is 1720471667. It was assigned to this individual provider in the NPPES registry on March 17, 2015.

Where is Oxana Garkavchenko located?

Oxana Garkavchenko practices at 999 Morris Ave Lot 6-4, Key Largo, FL 33037. The listed phone number is (786) 486-6766.

What is Oxana Garkavchenko's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

Is Oxana Garkavchenko enrolled in Medicare?

Yes. Oxana Garkavchenko is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Oxana Garkavchenko's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Oxana Garkavchenko reassigns Medicare benefits to Better Days Tms Corp (Miami, FL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Oxana Garkavchenko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Oxana Garkavchenko accept?

Health plans from Cigna HealthCare of Florida, Inc., Cigna Healthcare, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company) and Oscar Health Maintenance Organization of Florida list Oxana Garkavchenko 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 Oxana Garkavchenko was last updated on September 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 47 days 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.