Take your Businessto the Next Level

Expert financial, tax, and compliance consulting for healthcare companies, businesses, and individuals across South Florida

Healthcare business setup, compliance, and support

  • Start your healthcare business with the right structure, licenses, and tax setup.
  • Apply with regulatory bodies and secure city/county permits.
  • Protect your practice with liability insurance and worker's compensation exemptions.
  • Credential as a practitioner, manage NPI & CAQH profiles, and contract with health plans.
  • Develop policies, achieve accreditation, and keep certifications up to date.
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Personal assistance

We will answer any questions you may have about your situation

365 days

We cover your quarterly and annual tax obligations

Taxes, registration, and personal advice

  • File your quarterly and annual taxes with expert support.
  • Register as self-employed and manage Social Security obligations.
  • Protect yourself before the tax authorities with full representation.
  • Update your census and manage deregistration when ceasing activity.
  • Get fast online assistance, responses in less than 24 hours.
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The compliance & finance partner

Compliance should be simple, clear and worry-free

Overthink takes the friction out of licensing, taxes and compliance, so healthcare companies, businesses and individuals can stay focused on what they do best.

Healthcare setup

From paperwork to permits

Licenses, credentialing, insurance and accreditation handled step by step, accurately and on time.

Healthcare services

Tax & accounting

From bookkeeping to filing, always in sync

Bookkeeping, payroll, sales tax and corporate returns that stay reconciled and compliant all year.

Business services

Licenses and permits that never lapse

City, county and state licenses, renewals and annual reports tracked before a deadline catches you.

Licensing & compliance

Personal taxes and background checks, done right

Individual returns, tax planning, fingerprinting and Level-II background checks with expert support.

Services for individuals

Still have questions? We're here to help.

Here you'll find clear answers about our financial and business consulting services.

Contact Us
Do I need an appointment to start?

Yes, we work by appointment at our offices in Palmetto Bay (Miami-Dade) and Sunrise (Broward), or remotely. Call or WhatsApp +1 (305) 505-3442, email hello@overthinkcs.com, or use the Book Appointment button.

Where are your offices and which areas of South Florida do you serve?

Miami-Dade office: 9867 SW 184th St, Palmetto Bay, FL 33157. Broward office: 10500 NW 50th St, Sunrise, FL 33351. We serve clients across Miami, Kendall, Doral, Hialeah, Coral Gables, Homestead, Fort Lauderdale, Plantation, Pembroke Pines, Hollywood, Weston and Miramar. Find the map on our contact page.

Who do you work with?

Three kinds of clients: healthcare companies, meaning practice groups and solo practitioners; general companies, from start-ups to established businesses; and individuals. Every one of our 42 services has its own page under Services.

Do you offer services in Spanish?

Yes. Our team is bilingual (English and Spanish), and the whole site is available in Spanish, so you feel comfortable throughout the entire process.

Can you help me start a business in Miami from scratch?

Yes. We help you register your new business with the Florida Department of State, request your FEIN number from the IRS and get the licenses and permits that Miami-Dade, Broward and your city require.

What do you do for healthcare practices in South Florida?
Do you handle taxes for individuals as well as companies?

Yes. For South Florida residents, individual tax returns and personal tax planning. For businesses, corporate tax returns, sales tax and audit support.

Do you offer fingerprinting and background checks in Miami?
Can you take over the bookkeeping and payroll we already have?

Yes. We review your records, reconcile your bank accounts, keep your transactions up to date and process payroll on a fixed monthly routine.

What do I need for the first conversation?

Whatever you already have about your situation. Once we understand what you are trying to do, we will tell you exactly which documents are needed.

How long does a service take?

It depends on the case and on the authority involved. We do not promise specific timelines; we explain the process and keep you updated at every step.

Reviews

Share your story with the next business

Financial and business consulting for healthcare companies, general companies, and individuals in South Florida.

We were launching a small company and had no idea about the FEIN or the permits. The Overthink team handled the registration and walked us through every filing. Clear, patient, highly skilled professionals.
Maria G.September 9, 2025
We came in with two years of messy books. The bookkeeping review was thorough and they explained everything clearly. We finally understood our numbers and what to fix.
Andres P.September 1, 2025
As a solo practitioner I was stuck on my NPI and my CAQH profile. They handled the credentialing with the health plans and today I am contracted and working with confidence.
Carolina M.August 31, 2025
What I value most about Overthink is that they don't just file the paperwork, they explain the why. Payroll and compliance stopped being something I worry about every month.
Jose R.August 19, 2025
My personal tax return was more complicated than I expected. They were patient, warm and professional, and the audit support gave me real peace of mind. I recommend Overthink to anyone.
Daniela F.August 12, 2025

We are here to Help You!

Tell us what you need and we will point you to the right service and guide you through it, step by step.

Overthink Assistant

Services, contact & general questions

Automated assistant. It does not provide financial, tax or legal advice.