CPT 95251Other

Cont gluc mntr analysis i&r

CPT code 95251 covers the physician's work to analyze and interpret data from a continuous glucose monitor (CGM) that a patient wore for 72 hours or longer. The doctor reviews the glucose readings, identifies patterns, and provides recommendations for diabetes management.

Showing rates for

National Average

Base Medicare rate

$33.32

This calculator gives a typical-case estimate using standard Medicare modifier rules. Actual payment depends on payer policies, documentation, code-specific CMS status indicators, and locality. Verify before billing.

RVU breakdown

Work RVU

0.7

PE RVU (NF)

0.29

MP RVU

0.04

Total RVU

1.03

Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High

NCCI bundling edits

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Billing tips

Bill 95251 only once per monitoring period regardless of the number of days monitored beyond the 72-hour minimum
Impact: Prevents claim rejections for duplicate billing; attempting to bill multiple times for the same monitoring episode results in 100% denial of subsequent claims
Ensure a minimum 72 hours of continuous data collection before billing 95251; insufficient monitoring duration is a primary denial reason
Impact: Claims with fewer than 72 hours of data face automatic denial; proper device programming and patient compliance prevents loss of entire $33.32 reimbursement
Document the written interpretation report separately in the medical record with date and time of analysis, glucose pattern identification, and specific treatment recommendations
Impact: Missing written report documentation accounts for 30-40% of audited claim takebacks; comprehensive documentation protects the 0.7 Work RVU value
Do not bill 95251 with 95250 (CGM hookup/download) on the same date of service when performed by the same provider unless the interpretation occurs after device removal
Impact: Bundling edits may reduce payment by $33.32 if billed improperly on insertion date; proper timing ensures both codes are reimbursed separately
Verify patient has a documented diabetes diagnosis (ICD-10 codes E10.xx or E11.xx series) linked to the claim
Impact: Missing or inappropriate diagnosis codes result in medical necessity denials; proper linkage ensures first-pass payment
For Medicare patients, confirm coverage requirements including frequency limitations (typically once every 30 days for professional interpretation)

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Frequently asked questions

What is the Medicare reimbursement rate for CPT code 95251 in 2025?

The 2025 Medicare national average reimbursement for CPT 95251 is $33.32 for both facility and non-facility settings. This rate is based on 1.03 total RVUs (0.7 Work RVU + 0.29 PE RVU + 0.04 MP RVU) multiplied by the 2025 conversion factor of 32.3465.

How many times can CPT 95251 be billed per patient?

CPT 95251 should be billed only once per continuous glucose monitoring period. Medicare and most payers limit professional interpretation to once every 30 days per patient, though medical necessity may support more frequent monitoring in specific clinical circumstances with appropriate documentation.

What is the difference between CPT 95250 and 95251?

CPT 95250 covers the technical component including CGM device hookup, calibration, patient training, device removal, and data download. CPT 95251 is the professional component covering only the physician's interpretation and written report of the collected CGM data. Both codes can be billed for a complete CGM service episode.

Does CPT 95251 require a face-to-face visit with the patient?

No, CPT 95251 does not require a face-to-face encounter. The code covers the physician's analysis and written interpretation of CGM data, which can be performed remotely. However, if results are discussed with the patient via telehealth, modifier 95 should be appended, and if discussed during a separate E/M visit, both services may be billable with appropriate documentation.

What diagnosis codes support medical necessity for CPT 95251?

CPT 95251 requires diabetes mellitus diagnosis codes from the E10 (Type 1) or E11 (Type 2) series. Medical necessity is best supported by documentation of inadequate glycemic control, A1C above target, frequent hypoglycemia, hypoglycemia unawareness, or insulin pump therapy requiring adjustment.

Can 95251 be billed with an E/M service on the same day?

Yes, CPT 95251 can be billed with an E/M service on the same date if the E/M represents a separate and significant service beyond the CGM interpretation. The E/M visit must be clearly documented as addressing other medical issues or involving additional work, and modifier 25 should be appended to the E/M code, not to 95251.

What is the work RVU for CPT code 95251?

The work RVU for CPT 95251 is 0.7, reflecting the physician time and intensity required to analyze continuous glucose monitoring data, identify patterns, correlate with patient activities, and generate a written interpretation report with treatment recommendations. The total RVU including practice expense and malpractice components is 1.03.