Psychiatry Billing Services

Psychiatry billing turns on one decision: when to bill a medication visit alone and when to add psychotherapy. Psychiatrists often provide both in the same appointment. The claim then needs an evaluation and management code plus a time-based psychotherapy add-on, and the notes must show that the two services were separate.

Telehealth is also a large share of care, and payer rules about it keep changing. Prior authorization, carve-out behavioral health plans and credentialing add more work. Westmont Revenue Partners connects psychiatric practices with vetted medical billing experts who know these rules. This page explains the main services and where psychiatry billing most often breaks down.

Who this is for

• Psychiatrists in solo and group practice
• Psychiatric nurse practitioners and physician assistants
• Telepsychiatry providers
• Hospital and clinic-based psychiatry groups
• Practices that work with commercial, Medicare and Medicaid plans

What gets billed

• Initial psychiatric diagnostic evaluations
• Medication management visits
• Psychotherapy add-ons to medication visits
• Stand-alone psychotherapy sessions
• Crisis psychotherapy
• Family and group therapy
• Interactive complexity when it applies
• Brief emotional and behavioral screening
• Telehealth visits
• Inpatient and consultation-liaison psychiatry

Commonly billed codes

Code	Type	What it covers
90792	CPT	Psychiatric diagnostic evaluation with medical services
99214	CPT	Established patient visit, moderate complexity
90833	CPT	Add-on psychotherapy, about 30 minutes, with an E/M visit
90836	CPT	Add-on psychotherapy, about 45 minutes, with an E/M visit
90838	CPT	Add-on psychotherapy, about 60 minutes, with an E/M visit
90839	CPT	Crisis psychotherapy, first 60 minutes
90785	CPT	Add-on for interactive complexity
90853	CPT	Group psychotherapy
96127	CPT	Brief emotional or behavioral assessment with scoring
F33.1	ICD-10-CM	Major depressive disorder, recurrent, moderate
F41.1	ICD-10-CM	Generalized anxiety disorder

Note

Codes are examples for orientation, not a complete list, and do not guarantee coverage or payment. Always check current code sets and payer policy.

Billing challenges in psychiatry

• E/M plus psychotherapy. Both services must be separate and documented. Billers check that the note shows a medical service and a distinct therapy portion with its own time.
• Time documentation. Psychotherapy codes depend on minutes. A biller reviews notes for start and stop times or total therapy time before billing.
• Telehealth rules. Medicare and commercial plans have different telehealth requirements, modifiers and place-of-service codes. Billers check current-year updates.
• Behavioral health carve-outs. Many plans send mental health claims to a separate vendor. Billers confirm the correct payer and credentialing for each plan.
• Prior authorization. Some treatments and higher-level services need approval. Staff track requirements and renewals.
• Diagnosis specificity. Mental health diagnoses must be specific and consistent with treatment. Vague codes can lead to denials or review.
• Prescriber and non-prescriber roles. Nurse practitioners and therapists in the same group may bill under different rules. Billers set up each rendering provider correctly.

How Westmont can help

• Match your practice with vetted billing experts experienced in psychiatry
• End-to-end revenue cycle support, including telehealth claims
• Denial management and appeals
• Credentialing and payer enrollment for new providers
• Reports that show visit types and denial trends

Frequently asked questions

Can I bill medication management and psychotherapy on the same day?

Yes, in many cases. You bill an E/M code plus the matching psychotherapy add-on when the therapy is a separate, documented service. The add-on is chosen by the time spent on therapy. Check each payer's policy and documentation expectations.

What is interactive complexity?

It is an add-on used when factors such as a third party, communication barriers or conflict make the session harder. It applies only in specific situations and is not for routine sessions. Documentation must show the reason.

Is telepsychiatry billed differently?

Payers often want a telehealth place of service or modifier, and rules vary by plan. Medicare telehealth rules change by year, so check current guidance before billing.

Why do psychiatry claims get denied?

Common causes are missing time, an add-on billed without a base visit, wrong carve-out payer and out-of-date credentialing. A pre-bill check can catch many of these.

Do nurse practitioners in my practice bill the same way?

They use the same code sets, but enrollment and payment rules can differ by payer and state. Confirm credentialing for each provider.

Related billing services

• Child and Adolescent Psychiatry
• Psychology
• Counseling and Therapy
• Telemedicine and Telehealth
• TMS and Ketamine Clinics