G0123
No office rateScreen cerv/vag thin layer
G0123 describes manual screening of thin-layer cervical or vaginal cytology; G0124 identifies physician interpretation of the specimen.
On this page
CMS RVU26D · Effective 2026-10-01
G0124 Pap interpretation Medicare reimbursement rates in Connecticut
Reports physician interpretation of screening cervical or vaginal cytology from a specimen collected in preservative fluid and prepared as an automated thin layer. Compare G0124 office and facility rates across CMS payment localities in Connecticut.
Amounts below use the non-QP conversion factor for participating physicians. These are base physician payments before claim-level adjustments, not patient costs or total hospital charges.
What does Medicare pay for G0124 in Connecticut?
Connecticut has 1 payment locality in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the payment area shown below, using the same CMS release.
Office / nonfacility
$25.47
1 of 1 localities have a supported rate.
Payment area: Connecticut
One mapped payment locality.
Facility setting
$25.47
1 of 1 localities have a supported rate.
Payment area: Connecticut
One mapped payment locality.
These are locality ranges, not averages or address-specific quotes. A facility-setting amount covers the physician service; it does not include a hospital’s separate bill. Choose a locality below to inspect its calculation, compare other payment areas, or price a percentage of Medicare.
Cytopathology
About G0124: Thin-layer cervical cytology physician interpretation
Reports physician interpretation of screening cervical or vaginal cytology from a specimen collected in preservative fluid and prepared as an automated thin layer.
G0124 represents physician interpretation of screening cytopathology from cervical or vaginal cells collected in preservative fluid and prepared as an automated thin layer. The specimen may come from a routine cervical screening collection; the code identifies the physician interpretation service, not the pelvic examination or specimen collection. Cytology laboratories and pathologists commonly handle this work, with the interpreting physician reviewing the prepared specimen and documenting the cytologic findings.
Select G0124 when the screening specimen follows this thin-layer workflow and physician interpretation is performed. The record should identify the cervical or vaginal specimen, its preservative-fluid preparation, and the physician’s interpretation or report. Distinguish it from G0123, which describes thin-layer cytology that is manually screened. CMS assigns work, practice expense, and malpractice relative value units to G0124; the supplied CMS rules identify no additional payment provisions for this code.
Where the value comes from
- Work RVU0.25 · 35%
- Practice expense (office) RVU0.46 · 64%
- Malpractice RVU0.01 · 1%
34.1K
Medicare services in 2024 · #930 by national volume
This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.
G0124 compared with similar codes
Office rates for Connecticut, from the same CMS release.
$25.47
G0141 describes an automated screening workflow followed by manual rescreening. G0124 identifies physician interpretation of a thin-layer screening specimen.
$42.28
G0101 reports a screening pelvic and breast examination. G0124 reports physician interpretation of cervical or vaginal cytology.
Compare G0124 by payment locality
Find the payment area for your service address, then open its rate page for calculation inputs, release history and the percentage-of-Medicare tool. A city may cross payment-area boundaries; the ZIP lookup above helps resolve the location.
1 of 1 payment localities
Connecticut →
Office / nonfacility
$25.47
Facility
$25.47
Need rates for a whole code list?
Fee-sheet and API access are in early access. Tell us which codes and locations your team needs.
How this local rate is calculated
Each RVU component is multiplied by its own geographic practice cost index (GPCI). The three adjusted components are added, then multiplied by the conversion factor. These are the inputs used for G0124 in Connecticut.
PPRRVU2026_Oct_nonQPP.csv
15,096
- Code
- G0124
- Physician work
- 0.25
- Practice expense
- 0.46
- Malpractice
- 0.01
GPCI2026.csv
38
- Locality
- Connecticut
- Physician work
- 1.020
- Practice expense
- 1.077
- Malpractice
- 1.210
| Component | RVU | Locality factor | Adjusted |
|---|---|---|---|
| Physician work | 0.25 | × 1.020 | 0.2550 |
| Practice expense | 0.46 | × 1.077 | 0.4954 |
| Malpractice | 0.01 | × 1.210 | 0.0121 |
| Total RVUs | 0.7625 | ||
| Conversion factor | × 33.4009 | ||
Office / nonfacility rate, Connecticut$25.47
Explore RVUs, geographic factors and the full formula
Office / nonfacility
| Component | RVU | Local GPCI |
|---|---|---|
| Work | 0.25 | 1.02 |
| Practice expense | 0.46 | 1.077 |
| Malpractice | 0.01 | 1.21 |
(0.25 × 1.02 + 0.46 × 1.077 + 0.01 × 1.21) × $33.4009 = $25.47
Facility
| Component | RVU | Local GPCI |
|---|---|---|
| Work | 0.25 | 1.02 |
| Practice expense | 0.46 | 1.077 |
| Malpractice | 0.01 | 1.21 |
(0.25 × 1.02 + 0.46 × 1.077 + 0.01 × 1.21) × $33.4009 = $25.47
The office and facility calculations use their respective practice-expense RVUs. The facility amount here is the physician fee, not a separate hospital or facility bill.
G0124 billing questions
How does G0124 differ from G0123?
Both concern cervical or vaginal screening cytology using an automated thin-layer preparation. G0124 identifies physician interpretation, while G0123 describes manual screening.
Does an abnormal result determine whether G0124 is appropriate?
Choose the code based on the service performed and specimen workflow, not simply whether the result is abnormal. Document the physician’s interpretation.
Is G0124 the code for collecting the Pap specimen?
No. It represents physician interpretation of the prepared cytology specimen, not specimen collection or a pelvic examination.
What documentation supports G0124?
The record should support a cervical or vaginal screening specimen collected in preservative fluid, automated thin-layer preparation, and physician interpretation with a documented report.
Can G0124 be used for automated screening with manual rescreening?
G0141 describes cervical or vaginal cytology screened by an automated system with manual rescreening. Select according to the documented screening workflow rather than treating the methods as interchangeable.
Where these rates come from
FeeBase calculates base physician payments from CMS work, practice-expense, and malpractice RVUs, adjusted by each locality’s geographic indices and the applicable conversion factor. Unavailable or separately priced services are labeled rather than assigned a made-up amount.
Source: RVU26D. Effective 2026-10-01 through the day before 2027-01-01.
15,093G0121,,Colon ca scrn not hi rsk ind,A,,3.18,7.73,,1.34,,0.42,11.33,4.94,0,000,0.00,0.00,0.00,2,0,1,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
15,094G0121,53,Colon ca scrn not hi rsk ind,A,,1.59,3.87,,0.67,,0.21,5.67,2.47,0,000,0.00,0.00,0.00,2,0,1,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
15,095G0123,,Screen cerv/vag thin layer,X,,0.00,0.00,,0.00,,0.00,0.00,0.00,9,XXX,0.00,0.00,0.00,9,9,9,9,9,9,,33.4009,09,0,99,0.00,0.00,0.00
15,096G0124,,Screen c/v thin layer by md,A,,0.25,0.46,,0.46,,0.01,0.72,0.72,0,XXX,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
15,097G0127,,Trim nail(s),R,,0.17,0.53,,0.02,,0.01,0.71,0.20,0,000,0.00,0.00,0.00,2,0,1,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
15,098G0128,,Corf skilled nursing service,R,,0.00,0.32,,0.32,NA,0.01,0.33,0.33,3,XXX,0.00,0.00,0.00,0,0,0,0,0,9,,33.4009,09,0,99,0.00,0.00,0.00
15,099G0129,,Php/iop ot service,X,,0.00,0.00,,0.00,,0.00,0.00,0.00,9,XXX,0.00,0.00,0.00,9,9,9,9,9,9,,33.4009,09,0,99,0.00,0.00,0.00
3501112,CA,70,YUBA CITY,1.017,1.096,0.536
3601112,CA,75,REST OF CALIFORNIA,1.017,1.096,0.536
3704112,CO,01,COLORADO,1.012,1.064,0.781
3813102,CT,00,CONNECTICUT,1.020,1.077,1.210
3912202,DC,01,DC + MD/VA SUBURBS,1.054,1.178,1.113
4012102,DE,01,DELAWARE,1.005,0.988,0.899
4109102,FL,03,FORT LAUDERDALE,1.000,1.013,1.808