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Your comprehensive reference for S9110 billing codes used in Texas Medicaid Remote Patient Monitoring. This guide provides detailed information on each modifier, billing requirements, documentation needs, and real-world examples to help you maximize reimbursement.

Downloads

  • S9110 Quick Reference Card PDF
  • Modifier Selection Flowchart PDF
  • Billing Examples Guide PDF

S9110 Code Overview

S9110 is the HCPCS Level II code designated by Texas Medicaid for Remote Patient Monitoring services. This code is unique to Texas Medicaid and differs from Medicare's CPT-based RPM codes.

Code: S9110 - Remote monitoring of patient for a 30-day period
Used exclusively for Texas Medicaid beneficiaries
Requires modifiers U1-U9 to specify service level
Billed once per patient per 30-day period
Prior authorization required before service delivery

Modifier U1: Initial Setup

The U1 modifier covers the initial patient setup, equipment delivery, device pairing, and training.

S9110-U1

$50.00

Initial Setup and Patient Training

Billing Requirements:
  • Billed once per patient at program enrollment
  • Can be billed in addition to monitoring modifiers (U2-U9)
  • Requires documentation of equipment delivery
  • Must document patient/caregiver training
  • Device pairing and initial reading verification required
Required Documentation:
  • Equipment delivery confirmation with date/time
  • Device serial numbers and pairing status
  • Patient training checklist completed
  • Initial baseline readings captured
  • Patient demonstration of proper device use

Modifier U2: 1-5 Monitoring Days

U2 modifier is for minimal monitoring (1-5 days of patient readings in a 30-day period).

S9110-U2

$40.10

1-5 Monitoring Days

Billing Requirements:
  • Patient must have 1-5 days with valid readings
  • Days do not need to be consecutive
  • Each day requires at least one reading per ordered vital sign
  • Care coordination activities must be documented
Required Documentation:
  • Reading logs showing dates and values
  • Alert documentation if applicable
  • Patient communication records
  • Care coordination notes

Modifier U3: 6-10 Monitoring Days

U3 modifier represents basic monitoring with 6-10 days of patient readings.

S9110-U3

$80.19

6-10 Monitoring Days

Billing Requirements:
  • Patient must have 6-10 days with valid readings
  • Regular care team review of readings required
  • Document response to any abnormal readings
  • Patient communication regarding adherence
Required Documentation:
  • Daily reading logs (6-10 days)
  • Care team review notes
  • Intervention documentation
  • Patient outreach records

Modifier U4: 11-15 Monitoring Days

U4 modifier indicates standard monitoring with 11-15 days of patient readings.

S9110-U4

$120.29

11-15 Monitoring Days

Billing Requirements:
  • Patient must have 11-15 days with valid readings
  • Demonstrates consistent patient engagement
  • Regular care team oversight documented
  • Any alerts or interventions documented
Required Documentation:
  • Reading logs (11-15 days)
  • Weekly care team reviews
  • Alert response documentation
  • Patient communication logs

Modifier U7: 16-20 Monitoring Days

U7 modifier represents enhanced monitoring with 16-20 days of readings.

S9110-U7

$160.38

16-20 Monitoring Days

Billing Requirements:
  • Patient must have 16-20 days with valid readings
  • Indicates strong patient adherence
  • Comprehensive care coordination documented
  • Proactive patient engagement strategies employed
Required Documentation:
  • Reading logs (16-20 days)
  • Comprehensive care notes
  • Trend analysis documentation
  • Patient engagement records

Modifier U8: 21-25 Monitoring Days

U8 modifier reflects comprehensive monitoring with 21-25 days of readings.

S9110-U8

$200.48

21-25 Monitoring Days

Billing Requirements:
  • Patient must have 21-25 days with valid readings
  • Excellent patient compliance and engagement
  • Intensive care coordination activities
  • Regular communication with patient and care team
Required Documentation:
  • Reading logs (21-25 days)
  • Detailed care coordination notes
  • Clinical decision-making documentation
  • Patient outcome tracking

Modifier U9: 26-30 Monitoring Days

U9 modifier is the highest level, representing maximum monitoring with 26-30 days of readings.

S9110-U9

$240.57

26-30 Monitoring Days

Billing Requirements:
  • Patient must have 26-30 days with valid readings
  • Exceptional patient adherence
  • Maximum care coordination and oversight
  • Comprehensive documentation of all activities
Required Documentation:
  • Reading logs (26-30 days)
  • Comprehensive monthly summary
  • All interventions documented
  • Complete patient interaction record
  • Outcomes and care plan adjustments

Billing Examples

Real-world scenarios demonstrating proper S9110 coding.

New Patient - Full Month

Patient enrolled on Day 1, took readings for 28 days

Billing: S9110-U1 ($50.00) + S9110-U9 ($240.57) = $290.57

Established Patient - Good Compliance

Patient took readings for 22 days in billing period

Billing: S9110-U8 ($200.48)

Patient with Adherence Issues

Patient only took readings for 8 days despite outreach

Billing: S9110-U3 ($80.19)

Mid-Month Enrollment

Patient enrolled on Day 15, took readings for remaining 12 days

Billing: S9110-U1 ($50.00) + S9110-U4 ($120.29) = $170.29

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