Modifiers
GZ Modifier: Complete Guide to Advanced Beneficiary Notice Denials and Compliance
The GZ modifier tells Medicare you expect a medical necessity denial and no ABN was obtained, so the provider carries the financial liability.
Services
Dermatology Billing Services
Dermatology medical billing services are the administrative processes that turn a documented skin encounter into a paid claim: coding, claim submission, eligibility and authorization, denial work, accounts receivable, patient balances and reporting. As a dermatology billing services company, those processes are the only ones we run, and skin is the only specialty we run them for.
The services we run
Each service below is delivered as its own function with its own measures, and each can be engaged on its own or as part of full revenue cycle management.
- The whole cycle — eligibility, authorization, coding, submission, denials, A/R and patient balances — can be run as one process under dermatology revenue cycle management, which is where practices start when the handoffs between front desk, coder and biller are the problem.
- Certified coders assign lesion, excision, repair, biopsy and E/M codes from the operative note and pathology report — see dermatology medical coding services for how excision sizing and modifier 25 decisions are made.
- Every denial is traced to a root cause and appealed with the documentation the payer actually reads through denial management and appeals, with the fix pushed back into the pre-bill scrub.
- Coverage, network status, deductible and referral requirements are confirmed before the visit by eligibility and benefits verification, so the front desk quotes an accurate patient balance at check-in.
- Biologics, phototherapy, photodynamic therapy and selected surgical cases are approved ahead of treatment through prior authorization services, with approved units and expiry dates tracked to renewal.
- Aged insurance balances are inventoried by payer and age band and worked against filing deadlines in A/R recovery, including contracted underpayment review on surgical and pathology lines.
- Coinsurance and cosmetic self-pay balances are kept separate on clear statements under patient billing and statements, with online payment, payment plans and a patient balance support line.
- New providers, locations and payer contracts are taken through credentialing and payer enrollment, with CAQH attestations and revalidation dates tracked ahead of the deadline.
- Clean claim rate, days in A/R, denial root causes and net collection rate are reported and benchmarked in practice analytics and benchmarking, produced from your own practice management system.
What a dermatology billing services company does differently
General billing companies process dermatology claims correctly most of the time, and the exceptions are exactly where the money is. Excision codes are chosen from excised diameter plus margins rather than specimen size. Modifier 25 has to be defensible rather than reflexive. Mohs stages and blocks have to be reconciled against the surgical map. Pathology specimens are counted by container, not by slide.
Because we bill only skin, those checks are standard on every claim rather than a special request, and our denial patterns come from a population of dermatology practices rather than a mixed book.
How dermatology medical billing services are engaged
- Full revenue cycle management, from charge capture through payment posting and patient balances.
- Coding-only engagements where your team keeps submissions in house.
- Legacy A/R recovery as a defined project, priced separately from ongoing work.
- Credentialing and payer enrollment as a standalone service for new providers and new locations.
- Analytics and a one-off claims and coding audit if you want evidence before changing anything.
Latest dermatology billing articles
New guidance published every weekday on coding, denials, payer policy and choosing a dermatology billing partner.
Choosing a biller
Getting a Second Opinion on Your Dermatology Billing
A second opinion on your dermatology billing uncovers hidden denials, undercoding, and compliance risks. Learn how a claims audit works and what it costs.
Operations
In-House vs Outsourced Dermatology Billing Comparison
An operational comparison of in-house and outsourced dermatology billing, examining fixed versus variable costs, coverage continuity, and procedural coding depth.
Read every article in the dermatology billing blog.
Frequently asked questions
Do you only work with dermatology practices?
Yes. Dermatology, dermatopathology and Mohs surgery are the only specialties we bill, which is why our coders recognize excision sizing, specimen counting and stage sequencing without being taught.
Can we use only one part of your service?
Yes. Practices commonly start with coding review or aged A/R recovery and expand to full revenue cycle management afterwards.
Do you work inside our existing practice management system?
Yes. We work in your system under named user accounts, so your data stays where it is and every action is attributable.
How long does onboarding take?
A typical transition runs two to four weeks, covering system access, fee-schedule loading, a baseline audit and a parallel-run period before we take full responsibility for submissions.
See the numbers before you decide
A free claims audit reviews a sample of your dermatology claims and shows where revenue is being lost today, service by service.
Request a free claims audit