CPT code 99153: Moderate sedation, each additional 15 minutes2026 Medicare rate & RVUs in Redding, CA

Reports each additional 15-minute increment of moderate sedation when the physician or qualified health care professional also performs the underlying procedure.

CMS RVU26DEffective Oct 1, 2026One payment locality228.4K Medicare services in 2024

In Redding, CA, Medicare pays $13.17 for 99153 in the office.

$13.17Office (non-facility)
Not available in this settingHospital or facility
+6.6%vs the national office rate ($12.36)

Check a contract rate as a % of Medicare · 99153 nationwide

Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.

We’ll open 99153 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Redding, CA
  2. What 99153 covers
  3. Compared with other areas
  4. Rate map
  5. How it’s calculated
  6. Payment rules
  7. Related codes
  8. Rate history
  9. Where it applies
  10. Billing questions
  11. Sources

What 99153 covers

Code 99153 represents additional intraservice time for moderate sedation provided by the physician or qualified health care professional performing the procedure that requires sedation. It may be relevant during services such as endoscopy, cardiac catheterization, or image-guided intervention when the procedural clinician provides the sedation and a trained observer assists with monitoring the patient’s level of consciousness and physiological status. Count the time spent providing the sedation service, not recovery time.

Report 99153 only with the related primary procedure and the appropriate initial same-provider sedation code, 99151 or 99152. Documentation should identify who performed the procedure and sedation, the observer, the patient’s monitored status, and the intraservice time supporting each additional unit. CMS treats this as an add-on code paid within the primary procedure’s global period. It is technical-component-only; a separate code covers interpretation.

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.

How Redding, CA compares for 99153

Across 109 of 109 payment localities, the office rate for 99153 runs from $10.39 in Arkansas to $17.22 in San Benito County, CA. Redding, CA pays $13.17. The RVUs are the same everywhere; the geographic indexes change the dollars.

99153 in Redding, CA vs other payment areas
  1. Redding, CA · this page$13.17
  2. Bakersfield, CA · California$13.22+$0.05
  3. Chico, CA · California$13.17
  4. El Centro, CA · California$13.17
  5. Fresno, CA · California$13.17
  6. Hanford, CA · California$13.17
  7. Los Angeles, CA · California$14.27+$1.10

Other areas in California first, then benchmark localities. Bars start at $0.

Every other payment area

99153 in every other Medicare payment locality
Payment localityOfficeFacility
Madera, CACalifornia$13.17—
Merced, CACalifornia$13.17—
Modesto, CACalifornia$13.17—
Napa, CACalifornia$15.75—
Oxnard, CACalifornia$14.23—
Rest of CaliforniaCalifornia$13.17—
Riverside, CACalifornia$13.38—
Sacramento, CACalifornia$13.95—

99153 rates by state

Office rate range in each state. Select a state to see its payment localities.

Explore a state

Local rates. Clear comparisons.

Hover or focus a tile to see its rate range. Select it to open the state’s fee schedule.

$10.39

$15.20

Color shows the midpoint of each state’s locality range.

View every state and territory as a table
99153 office rate range by state
State / territoryOffice rate rangeLocalities
AK$12.821
AL$10.611
AR$10.391
AZ$11.901
CA$13.17–$17.2229
CO$12.961
CT$13.401
DC$14.511
DE$12.151
FL$12.18–$13.863
GA$11.22–$12.682
GU$13.681
HI$13.681
IA$10.961
ID$11.071
IL$11.72–$13.284
IN$11.161
KS$10.901
KY$11.001
LA$10.99–$11.762
MA$12.84–$14.552
MD$12.44–$14.513
ME$11.17–$12.012
MI$11.43–$12.412
MN$12.231
MO$10.73–$11.803
MS$10.561
MT$12.361
NC$11.331
ND$11.961
NE$11.041
NH$12.751
NJ$13.50–$14.272
NM$11.521
NV$12.261
NY$11.58–$15.145
OH$11.351
OK$10.961
OR$12.11–$13.482
PA$11.36–$12.972
PR$12.481
RI$12.671
SC$11.371
SD$11.911
TN$10.991
TX$11.26–$12.968
UT$11.591
VA$11.96–$14.512
VI$12.481
VT$11.911
WA$12.82–$14.892
WI$11.411
WV$11.111
WY$12.181

See 99153 in every payment locality

How the 99153 rate is calculated

Each of 99153’s three RVUs is multiplied by a geographic index (GPCI) for the payment locality, added up, and multiplied by the conversion factor. Drag the indexes or enter a ZIP to see what moves the rate.

How the rate is built · 99153

RVUs × geographic indexes × conversion factor

Office or facility?

Work0.00

0.00 RVUs× 1.000 GPCI

Practice expense0.35

0.35 RVUs× 1.000 GPCI

Malpractice0.02

0.02 RVUs× 1.000 GPCI

Adjusted RVUs

0.3700

Conversion factor

$33.4009

Medicare rate

$12.36

Every GPCI starts at 1.000, the national rate. Enter a ZIP or drag a slider.

The exact Redding, CA inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

12,991

Code
99153
Physician work
0.00
Practice expense
0.35
Malpractice
0.02

GPCI2026.csv

19

Locality
Redding, CA
Physician work
1.017
Practice expense
1.096
Malpractice
0.536
Office calculation for 99153 in Redding, CA
ComponentRVULocality factorAdjusted
Physician work0.00× 1.0170.0000
Practice expense0.35× 1.0960.3836
Malpractice0.02× 0.5360.0107
Total RVUs0.3943
Conversion factor× 33.4009

Office rate, Redding, CA$13.17

Office: (0 × 1.017 + 0.35 × 1.096 + 0.02 × 0.536) × $33.4009 = $13.17

Open 99153 in the RVU calculator

Payment rules and modifiers for 99153

The CMS indicators that decide how 99153 is paid alongside other services.

CMS payment indicators · 99153

Moderate sedation, each additional 15 minutes

RuleCMS valueWhat it means
Global periodZZZAdd-on code: falls within the primary procedure’s global period.
Multiple procedures9The concept doesn’t apply.
Bilateral (modifier 50)9The concept doesn’t apply.
Assistant at surgery (80/81/82/AS)9The concept doesn’t apply.
Co-surgeons (62)9The concept doesn’t apply.
Team surgery (66)9The concept doesn’t apply.
Professional/technical3Technical component only.

How 99153 has changed in Redding, CA

99153 · Office / nonfacility

$13.17

Effective 2026-10-01

The base rate is $0.79 higher than on 2025-10-01, moving from $12.38 to $13.17 (6.4%).

It is unchanged from the immediately preceding available release, effective 2026-07-01.

Base rate by release · bars start at $0 · select a bar to compare

One bar per available release, ordered by effective date. Missing rates remain gaps. These comparisons hold the code, setting and locality identifiers constant; they do not isolate which policy or input caused a change.

What changed, release by release
  1. January 1, 2026

    RVU26A

    $12.38changed to$13.17

    • Conversion factor 32.3465 changed to 33.4009
    • Practice expense RVU 0.34 changed to 0.35
    • Work GPCI 1.014 changed to 1.017
    • Practice expense GPCI 1.093 changed to 1.096
    • Malpractice GPCI 0.560 changed to 0.536

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $12.38changed to$12.38

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 0.33 changed to 0.34

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $12.18changed to$12.38

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $11.73changed to$12.18

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 0.31 changed to 0.33
    • Work GPCI 1.021 changed to 1.014
    • Practice expense GPCI 1.079 changed to 1.093
    • Malpractice GPCI 0.579 changed to 0.560
  5. January 1, 2023

    RVU23A

    $11.47changed to$11.73

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 0.30 changed to 0.31
    • Work GPCI 1.027 changed to 1.021
    • Practice expense GPCI 1.065 changed to 1.079
    • Malpractice GPCI 0.597 changed to 0.579

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $11.36changed to$11.47

    • Conversion factor 34.8931 changed to 34.6062
    • Malpractice RVU 0.01 changed to 0.02

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $11.41changed to$11.36

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 0.29 changed to 0.30
    • Work GPCI 1.024 changed to 1.027
    • Practice expense GPCI 1.070 changed to 1.065
    • Malpractice GPCI 0.580 changed to 0.597

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $11.43changed to$11.41

    • Conversion factor 36.0391 changed to 36.0896
    • Work GPCI 1.020 changed to 1.024
    • Practice expense GPCI 1.074 changed to 1.070
    • Malpractice GPCI 0.562 changed to 0.580

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $11.80changed to$11.43

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 0.30 changed to 0.29

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $11.84changed to$11.80

    • Conversion factor 35.8887 changed to 35.9996
    • Work GPCI 1.024 changed to 1.020
    • Practice expense GPCI 1.079 changed to 1.074
    • Malpractice GPCI 0.610 changed to 0.562

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    No ratechanged to$11.84

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2013

    RVU13AR

    Earliest loaded release: No rate

    Held through RVU13B, RVU13C, RVU13D, RVU14A, RVU14B, RVU14C, RVU14D, RVU15A, RVU15B, RVU15C, RVU15D, RVU16A, RVU16B, RVU16C, RVU16D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$13.17Not available in this settingRVU26D
2026-07-01$13.17Not available in this settingRVU26C
2026-04-01$13.17Not available in this settingRVU26B
2026-01-01$13.17Not available in this settingRVU26A
2025-10-01$12.38Not available in this settingRVU25D
2025-07-01$12.38Not available in this settingRVU25C
2025-04-01$12.38Not available in this settingRVU25B
2025-01-01$12.38Not available in this settingRVU25A
2024-10-01$12.38Not available in this settingRVU24D
2024-07-01$12.38Not available in this settingRVU24C
2024-04-01$12.38Not available in this settingRVU24B
2024-03-09$12.38Not available in this settingRVU24AR
2024-01-01$12.18Not available in this settingRVU24A
2023-10-01$11.73Not available in this settingRVU23D
2023-07-01$11.73Not available in this settingRVU23C
2023-04-01$11.73Not available in this settingRVU23B
2023-01-01$11.73Not available in this settingRVU23A
2022-10-01$11.47Not available in this settingRVU22D
2022-07-01$11.47Not available in this settingRVU22C
2022-04-01$11.47Not available in this settingRVU22B
2022-01-01$11.47Not available in this settingRVU22A
2021-10-01$11.36Not available in this settingRVU21D
2021-07-01$11.36Not available in this settingRVU21C
2021-04-01$11.36Not available in this settingRVU21B
2021-01-01$11.36Not available in this settingRVU21A
2020-10-01$11.41Not available in this settingRVU20D
2020-07-01$11.41Not available in this settingRVU20C
2020-04-01$11.41Not available in this settingRVU20B
2020-01-01$11.41Not available in this settingRVU20A
2019-10-01$11.43Not available in this settingRVU19D
2019-07-01$11.43Not available in this settingRVU19C
2019-04-01$11.43Not available in this settingRVU19B
2019-01-01$11.43Not available in this settingRVU19A
2018-10-01$11.80Not available in this settingRVU18D
2018-07-01$11.80Not available in this settingRVU18C
2018-04-01$11.80Not available in this settingRVU18B
2018-01-01$11.80Not available in this settingRVU18AR1
2017-10-01$11.84Not available in this settingRVU17D
2017-07-01$11.84Not available in this settingRVU17C
2017-04-01$11.84Not available in this settingRVU17B
2017-01-01$11.84Not available in this settingRVU17A
2016-10-01Not in this releaseNot in this releaseRVU16D
2016-07-01Not in this releaseNot in this releaseRVU16C
2016-04-01Not in this releaseNot in this releaseRVU16B
2016-01-01Not in this releaseNot in this releaseRVU16A
2015-10-01Not in this releaseNot in this releaseRVU15D
2015-07-01Not in this releaseNot in this releaseRVU15C
2015-04-01Not in this releaseNot in this releaseRVU15B
2015-01-01Not in this releaseNot in this releaseRVU15A
2014-10-01Not in this releaseNot in this releaseRVU14D
2014-07-01Not in this releaseNot in this releaseRVU14C
2014-04-01Not in this releaseNot in this releaseRVU14B
2014-01-01Not in this releaseNot in this releaseRVU14A
2013-10-01Not in this releaseNot in this releaseRVU13D
2013-07-01Not in this releaseNot in this releaseRVU13C
2013-04-01Not in this releaseNot in this releaseRVU13B
2013-01-01Not in this releaseNot in this releaseRVU13AR

Price 99153 for an earlier date of service

Where the Redding, CA rate applies

Redding, CA is a Medicare payment area, not a city. Our Census mapping connects it to 32 cities and communities in California. Some span more than one payment area; confirm with the service ZIP.

  • Redding
  • Anderson
  • Bella Vista
  • Big Bend
  • Burney
  • Cassel
  • Castella
  • Centerville

Browse all communities in California

99153 billing questions

Can 99153 be reported by itself?

No. It is an add-on code and must be reported with the related primary procedure and the appropriate initial same-provider sedation code.

Should 99153 be paired with 99151 or 99152?

Use 99151 for the initial same-provider sedation service for a patient younger than 5 years, or 99152 for a patient age 5 or older. Code 99153 reports additional time.

When is 99157 used instead?

99157 is for additional moderate-sedation time when a physician or qualified health care professional other than the procedural clinician provides the sedation.

What time should the record support?

Document the intraservice sedation time and the additional time represented by the units billed. Recovery time is not the additional sedation time reported with 99153.

Does 99153 include an interpretation service?

No. CMS classifies 99153 as technical-component-only, with interpretation covered by a separate code.

Where these rates come from

FeeBase calculates base physician payments from CMS work, practice-expense and malpractice RVUs, adjusted by each locality’s geographic indexes and the conversion factor. Services without a published rate are labeled, never given a made-up amount. Amounts are Medicare allowed amounts before claim adjustments: not a patient’s bill or a commercial rate.

CMS RVU26D · effective Oct 1, 2026 through the day before Jan 1, 2027

Show the CMS file lines behind this rate
RVUs for 99153PPRRVU2026_Oct_nonQPP.csv, line 12,991 (RVU26D)
Geographic factors for Redding, CAGPCI2026.csv, line 19 (RVU26D)

Open CMS sourceHow we calculate rates

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