Dermatology Medical Billing Services

Specialized billing for dermatology practices — skin biopsy coding, Mohs surgery, cosmetic vs medical billing, and dermatology revenue cycle management. Serving practices nationwide across the United States.

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98%
Clean Claims Rate
All
Payers Accepted
<30
Avg. AR Days
100%
HIPAA Compliant

What We Handle

Comprehensive billing coverage for your specialty

Biopsy & Pathology Coding

Accurate coding for shave biopsies, punch biopsies, excisions, and coordination with pathology lab billing.

Mohs Surgery Billing

Complex Mohs micrographic surgery billing with accurate stage coding, repair coding, and reconstruction billing.

Medical vs Cosmetic

Properly separating medically necessary procedures from cosmetic ones to maximize insurance reimbursement.

In-Office Procedure Billing

Laser treatments, cryotherapy, phototherapy, destruction of lesions, and all in-office procedures accurately coded.

Denial Management

Dermatology denials for cosmetic vs medical necessity are appealed with clinical documentation and photographic evidence.

Revenue Analytics

Monthly financial reports with procedure-level profitability and payer performance analysis.

Common Codes We Handle

11100 – Skin Biopsy17000 – Destruction Lesion17311 – Mohs Stage 111440 – Excision Benign Lesion96910 – Phototherapy11730 – Nail Avulsion10060 – I&D96920 – Laser Treatment17110 – Wart Destruction11200 – Skin Tag Removal

What's Included

  • Biopsy & excision coding
  • Mohs surgery billing
  • Medical vs cosmetic separation
  • Pathology coordination billing
  • In-office procedure billing
  • Denial appeals & resubmission
  • Patient cosmetic billing
  • Monthly performance reports

Why Choose Us

  • 98% clean claims rate
  • Specialty-trained billing team
  • No long-term contracts
  • Free 1-week trial
  • Dedicated account manager
  • Works with your existing EHR
  • Full credentialing support
  • Monthly performance reports

The Billing Problems Unique to Dermatology

Dermatology generates more claims per provider than almost any specialty — a busy dermatologist can produce sixty encounters a day, most involving procedures, and many involving the medical-versus-cosmetic coverage line. That volume amplifies everything: a small coding error repeated across a high-volume clinic becomes five figures of lost revenue by year-end. Dermatology billing lives or dies on lesion-level precision.

Lesion Coding: Size, Site, and Count Decide the Payment

Destruction, excision, and biopsy codes are selected by lesion size (measured before excision, including margins), anatomic site, and lesion count — with add-on codes for each additional lesion and strict rules about what counts as one. Undermeasured lesions and missed add-on codes are the classic dermatology revenue leaks; miscounted ones are the classic audit trigger. Our coders work from the procedure note's documented measurements, and we push back for clarification when a note says 'several lesions removed' — because vague notes cost precise money.

Benign vs. Malignant: Coding That Has to Wait for Pathology

Excision codes split by benign versus malignant pathology, which means the correct code often isn't knowable until the path report returns. Billing before pathology finalizes means systematic undercoding (defaulting to benign) or dangerous guessing. We hold excision claims for pathology, code from the final report, and coordinate the pathology claim itself so the whole episode bills consistently.

The Cosmetic Line and Medical Necessity

Payers cover destruction of premalignant lesions and medically symptomatic conditions — not cosmetic removal. Skin tags, benign nevi, and seborrheic keratoses are covered only with documented symptoms: bleeding, irritation, inflammation, obstruction. We make sure documented symptoms reach the claim as diagnosis codes, and that genuinely cosmetic work is collected as self-pay up front rather than billed, denied, and lost.

Modifier 25 and Same-Day Procedures: Dermatology's Audit Magnet

Almost every dermatology visit combines an evaluation with a same-day procedure, which makes modifier 25 a daily necessity — and payers know it, which makes dermatology a prime target for modifier 25 audits and prepayment reviews. We bill the E/M only when documentation shows genuinely separate decision-making beyond the procedure, keeping your revenue intact and your audit profile quiet. When bundling denials do land, our CO-97 playbook covers exactly how we work them.

Biologics, Phototherapy, and Dermatopathology

Modern dermatology billing extends past procedures: biologics for psoriasis carry prior-authorization and step-therapy requirements, phototherapy has frequency limits and documentation rules, and practices with in-house dermatopathology need clean professional/technical component billing. Each is a distinct revenue stream with its own denial patterns — and each is included in our dermatology billing service.

Frequently Asked Questions

Why do our lesion removal claims keep underpaying?
Usually one of three causes: lesion sizes documented without margins (dropping the code a size tier), missed add-on codes for additional lesions, or multiple-procedure reductions applied incorrectly by the payer. A lesion-level audit of a month's claims typically finds the pattern within days.
Should we bill excisions before the pathology report returns?
No. Excision code families split by benign versus malignant, and the path report decides which applies. Billing early means defaulting to benign codes — systematic undercoding — or guessing malignant, which is an audit problem. Hold the claim the few days pathology takes; the correct payment is worth it.
How do we bill a visit where we froze three skin tags and also evaluated a suspicious mole?
The destruction bills with its diagnosis (with documented symptoms if the tags were symptomatic — otherwise it's cosmetic self-pay), and the mole evaluation supports a separate E/M with modifier 25 only if the documentation shows distinct decision-making: history, exam, and a plan for the mole beyond the freezing. That documentation line is exactly what payers audit in dermatology.
Do you handle prior auth for dermatology biologics?
Yes — step-therapy documentation, auth submission and renewals, and the benefit investigations that decide whether a drug routes through the medical or pharmacy benefit. Biologic denials are almost always paperwork failures, not clinical ones, and they're preventable.
How do you handle cosmetic vs medical billing?
We review each procedure and diagnosis code combination to determine insurability. Medically necessary procedures are billed to insurance with proper documentation, while cosmetic procedures are billed to patients.
Do you handle biologic medication billing?
Yes. We handle prior authorization and buy-and-bill billing for biologics including Dupixent, Humira, Skyrizi, and other specialty dermatology medications.

Related Billing Specialties

Specialties that share dermatology’s lesion, biopsy and cosmetic-versus-medical coding problems.

Plastic & Reconstructive Surgery Billing

Mohs reconstruction and the cosmetic-versus-medical determination are shared daily problems for both specialties.

Oncology & Hematology Billing

Skin cancer pathways run between the two, and destruction versus excision coding decides the reimbursement.

Rheumatology Billing

Autoimmune skin disease brings shared biologic therapy and the prior-authorization burden that comes with it.

Podiatry Billing

Nail and lower-limb skin conditions are frequently co-managed, with overlapping debridement coding.

We bill all of these in house. If your group spans several of them, multi-specialty billing keeps one team across every line — or see the full list of services.

Ready to Optimize Your Dermatology Practice Revenue?

Get a free billing audit and see how much more your skin care practice can collect.

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Free resources: Denial Code Lookup  |  RVU Calculator  |  AR Days Calculator  |  Modifier 59 — multiple lesions, distinct sites