CPT code 66710: Ciliary body treatment, transscleral laser2026 Medicare rate & RVUs in Ohio

An ophthalmologist applies laser treatment through the sclera to reduce aqueous production for glaucoma that remains inadequately controlled.

CMS RVU26DEffective Oct 1, 2026One payment locality11.1K Medicare services in 2024

In Ohio, Medicare pays $422.33 for 66710 in the office and $322.00 when it’s performed in a hospital or facility.

$422.33Office (non-facility)
$322.00Hospital or facility
−5.1%vs the national office rate ($445.23)

Check a contract rate as a % of Medicare · 66710 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 66710 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Ohio
  2. What 66710 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 66710 covers

An ophthalmologist directs laser energy through the outer wall of the eye to treat the ciliary body and reduce aqueous humor production. This procedure is used to lower intraocular pressure in glaucoma, particularly when pressure remains difficult to control despite other treatment. It is typically performed in an outpatient surgical setting, with the treated eye and transscleral approach documented in the operative report.

Report 66710 for transscleral cyclophotocoagulation; distinguish it from ciliary-body destruction using another technique. Document the indication, eye treated, method, and procedure performed. The code has a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care. For bilateral treatment with modifier 50, CMS pays 150%. When multiple procedures occur in the same session, the highest-valued procedure is paid in full and others at 50%. CMS does not pay an assistant at surgery; co-surgeons and team surgery are not permitted.

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 Ohio compares for 66710

Across 109 of 109 payment localities, the office rate for 66710 runs from $401.45 in Arkansas to $574.37 in San Benito County, CA. Ohio pays $422.33. The RVUs are the same everywhere; the geographic indexes change the dollars.

66710 in Ohio vs other payment areas
  1. Ohio · this page$422.33
  2. Los Angeles, CA · California$496.02+$73.69
  3. Washington, DC area · District of Columbia$502.87+$80.54
  4. Miami, FL · Florida$476.51+$54.18
  5. Chicago, IL · Illinois$465.03+$42.70
  6. Manhattan, NY · New York$506.63+$84.30
  7. Alaska · Alaska$540.10+$117.77

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

Every other payment area

66710 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$406.37$310.22
ArkansasArkansas$401.45$307.06
ArizonaArizona$435.11$328.63
Bakersfield, CACalifornia$468.58$348.15
Chico, CACalifornia$467.27$346.84
El Centro, CACalifornia$467.34$346.90
Fresno, CACalifornia$467.27$346.84
Hanford, CACalifornia$467.27$346.84

66710 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.

$401.45

$540.10

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

View every state and territory as a table
66710 office rate range by state
State / territoryOffice rate rangeLocalities
AK$540.101
AL$406.371
AR$401.451
AZ$435.111
CA$467.27–$574.3729
CO$461.251
CT$471.761
DC$502.871
DE$441.551
FL$440.31–$476.513
GA$419.23–$452.652
GU$475.851
HI$475.851
IA$414.691
ID$417.031
IL$429.74–$465.034
IN$419.061
KS$413.211
KY$414.731
LA$414.25–$431.442
MA$459.22–$501.952
MD$448.99–$502.873
ME$419.02–$437.922
MI$423.94–$445.142
MN$443.501
MO$408.38–$432.563
MS$404.981
MT$445.211
NC$422.691
ND$437.301
NE$416.551
NH$454.411
NJ$477.56–$499.012
NM$425.961
NV$443.271
NY$428.04–$517.395
OH$422.331
OK$413.951
OR$440.21–$473.852
PA$422.81–$461.672
PR$447.941
RI$455.701
SC$423.131
SD$436.361
TN$414.981
TX$420.48–$459.398
UT$428.001
VA$436.81–$502.872
VI$447.941
VT$435.991
WA$458.24–$511.212
WI$424.881
WV$416.341
WY$441.761

See 66710 in every payment locality

How the 66710 rate is calculated

Each of 66710’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 · 66710

RVUs × geographic indexes × conversion factor

Office or facility?

Work5.01

5.01 RVUs× 1.000 GPCI

Practice expense7.92

7.92 RVUs× 1.000 GPCI

Malpractice0.40

0.40 RVUs× 1.000 GPCI

Adjusted RVUs

13.3300

Conversion factor

$33.4009

Medicare rate

$445.23

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

The exact Ohio inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

7,388

Code
66710
Physician work
5.01
Practice expense
7.92
Malpractice
0.40

GPCI2026.csv

85

Locality
Ohio
Physician work
1.000
Practice expense
0.913
Malpractice
1.008
Office calculation for 66710 in Ohio
ComponentRVULocality factorAdjusted
Physician work5.01× 1.0005.0100
Practice expense7.92× 0.9137.2310
Malpractice0.40× 1.0080.4032
Total RVUs12.6442
Conversion factor× 33.4009

Office rate, Ohio$422.33

Office: (5.01 × 1 + 7.92 × 0.913 + 0.4 × 1.008) × $33.4009 = $422.33

Facility: (5.01 × 1 + 4.63 × 0.913 + 0.4 × 1.008) × $33.4009 = $322.00

Open 66710 in the RVU calculator

Payment rules and modifiers for 66710

66710 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 66710

Ciliary body treatment, transscleral laser

RuleCMS valueWhat it means
Global period090Major surgery: the day before, the day of, and 90 days after are included.
Multiple procedures2Standard reduction: highest-valued procedure at 100%, others at 50%.
Bilateral (modifier 50)1Bilateral with modifier 50 pays 150% of the fee schedule amount.
Assistant at surgery (80/81/82/AS)1Not paid (statutory restriction).
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.
Split (54/55/56)0.10/0.70/0.20Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 66710

Ciliary body treatment, transscleral laser

90-day global period ends

Dec 30, 2026

Covers Sep 30, 2026 through Dec 30, 2026 (92 days, including the day before surgery).

Visit on Oct 31, 2026

Day 30 of the 90-day post-op period: related follow-up care is included in the surgical payment.

  • 24Unrelated E/M visit by the same physician
  • 79Unrelated procedure (starts its own global period)
  • 58Staged, more extensive, or therapy procedure that was planned
  • 78Unplanned return to the operating room for a related complication
SurgeryVisit
Sep 23, 2026Jan 10, 2027

Pre-op dayGlobal period

What modifiers do to the payment

Modifier 50 · payment effect

With and without the modifier

66710 without 50 · national office

$445.23

Ciliary body treatment, transscleral laser

66710-50 · Bilateral: 150%

$667.85

Both sides on one line with modifier 50 are paid at 150% of the fee schedule amount (subject to multiple-procedure rules with other procedures).

When to use modifier 50

How 66710 has changed in Ohio

66710 · Office / nonfacility

$422.33

Effective 2026-10-01

The base rate is $19.34 higher than on 2025-10-01, moving from $402.99 to $422.33 (4.8%).

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

    $402.99changed to$422.33

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 5.14 changed to 5.01
    • Practice expense RVU 7.58 changed to 7.92
    • Practice expense GPCI 0.911 changed to 0.913
    • Malpractice GPCI 1.033 changed to 1.008

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $417.44changed to$402.99

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 7.67 changed to 7.58

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $410.63changed to$417.44

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $421.51changed to$410.63

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 7.56 changed to 7.67
    • Malpractice RVU 0.38 changed to 0.40
    • Practice expense GPCI 0.912 changed to 0.911
    • Malpractice GPCI 1.063 changed to 1.033
  5. January 1, 2023

    RVU23A

    $426.19changed to$421.51

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 7.38 changed to 7.56
    • Malpractice RVU 0.40 changed to 0.38
    • Practice expense GPCI 0.913 changed to 0.912
    • Malpractice GPCI 1.094 changed to 1.063

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $429.35changed to$426.19

    • Conversion factor 34.8931 changed to 34.6062
    • Malpractice RVU 0.39 changed to 0.40

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $432.41changed to$429.35

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 7.03 changed to 7.38
    • Practice expense GPCI 0.915 changed to 0.913
    • Malpractice GPCI 1.049 changed to 1.094

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $432.98changed to$432.41

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 7.08 changed to 7.03
    • Malpractice RVU 0.38 changed to 0.39
    • Practice expense GPCI 0.917 changed to 0.915
    • Malpractice GPCI 1.005 changed to 1.049

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $432.48changed to$432.98

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 7.09 changed to 7.08
    • Malpractice RVU 0.37 changed to 0.38

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $426.05changed to$432.48

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 6.93 changed to 7.09
    • Practice expense GPCI 0.918 changed to 0.917
    • Malpractice GPCI 0.999 changed to 1.005

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $424.97changed to$426.05

    • Conversion factor 35.8043 changed to 35.8887
    • Malpractice GPCI 0.993 changed to 0.999

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $426.17changed to$424.97

    • Conversion factor 35.9335 changed to 35.8043
    • Practice expense RVU 6.92 changed to 6.93

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $424.05changed to$426.17

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $452.15changed to$424.05

    • Conversion factor 35.8228 changed to 35.7547
    • Malpractice RVU 0.98 changed to 0.37
    • Practice expense GPCI 0.923 changed to 0.918
    • Malpractice GPCI 1.117 changed to 0.993

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    $456.35changed to$452.15

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 7.56 changed to 6.92
    • Malpractice RVU 1.02 changed to 0.98
    • Practice expense GPCI 0.927 changed to 0.923
    • Malpractice GPCI 1.240 changed to 1.117

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: $456.35

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$422.33$322.00RVU26D
2026-07-01$422.33$322.00RVU26C
2026-04-01$422.33$322.00RVU26B
2026-01-01$422.33$322.00RVU26A
2025-10-01$402.99$359.38RVU25D
2025-07-01$402.99$359.38RVU25C
2025-04-01$402.99$359.38RVU25B
2025-01-01$402.99$359.38RVU25A
2024-10-01$417.44$369.83RVU24D
2024-07-01$417.44$369.83RVU24C
2024-04-01$417.44$369.83RVU24B
2024-03-09$417.44$369.83RVU24AR
2024-01-01$410.63$363.80RVU24A
2023-10-01$421.51$372.68RVU23D
2023-07-01$421.51$372.68RVU23C
2023-04-01$421.51$372.68RVU23B
2023-01-01$421.51$372.68RVU23A
2022-10-01$426.19$375.96RVU22D
2022-07-01$426.19$375.96RVU22C
2022-04-01$426.19$375.96RVU22B
2022-01-01$426.19$375.96RVU22A
2021-10-01$429.35$377.74RVU21D
2021-07-01$429.35$377.74RVU21C
2021-04-01$429.35$377.74RVU21B
2021-01-01$429.35$377.74RVU21A
2020-10-01$432.41$383.87RVU20D
2020-07-01$432.41$383.87RVU20C
2020-04-01$432.41$383.87RVU20B
2020-01-01$432.41$383.87RVU20A
2019-10-01$432.98$385.72RVU19D
2019-07-01$432.98$385.72RVU19C
2019-04-01$432.98$385.72RVU19B
2019-01-01$432.98$385.72RVU19A
2018-10-01$432.48$386.59RVU18D
2018-07-01$432.48$386.59RVU18C
2018-04-01$432.48$386.59RVU18B
2018-01-01$432.48$386.59RVU18AR1
2017-10-01$426.05$383.22RVU17D
2017-07-01$426.05$383.22RVU17C
2017-04-01$426.05$383.22RVU17B
2017-01-01$426.05$383.22RVU17A
2016-10-01$424.97$381.91RVU16D
2016-07-01$424.97$381.91RVU16C
2016-04-01$424.97$381.91RVU16B
2016-01-01$424.97$381.91RVU16A
2015-10-01$426.17$382.96RVU15D
2015-07-01$426.17$382.96RVU15C
2015-04-01$424.05$381.05RVU15B
2015-01-01$424.05$381.05RVU15A
2014-10-01$452.15$409.50RVU14D
2014-07-01$452.15$409.50RVU14C
2014-04-01$452.15$409.50RVU14B
2014-01-01$452.15$409.50RVU14A
2013-10-01$456.35$410.62RVU13D
2013-07-01$456.35$410.62RVU13C
2013-04-01$456.35$410.62RVU13B
2013-01-01$456.35$410.62RVU13AR

Price 66710 for an earlier date of service

Where the Ohio rate applies

Ohio is a Medicare payment area, not a city. Our Census mapping connects it to 1265 cities and communities in Ohio. Some span more than one payment area; confirm with the service ZIP.

  • Aberdeen
  • Ada
  • Adamsville
  • Addyston
  • Adelphi
  • Adena
  • Ai
  • Akron

Browse all communities in Ohio

66710 billing questions

How is 66710 distinguished from 66711?

66710 is for cyclophotocoagulation delivered through the sclera. Code 66711 describes the endoscopic approach, in which treatment is delivered from inside the eye.

Can both eyes be reported?

When both eyes are treated, report bilateral treatment with modifier 50. CMS pays the bilateral procedure at 150%.

What postoperative care is included?

The 90-day global period includes the day-before preoperative visit and 90 days of related postoperative care.

How does the multiple procedure rule affect payment?

When other procedures are performed in the same session, CMS pays the highest-valued procedure in full and the others at 50%.

Can an assistant or co-surgeon be reported?

CMS does not pay an assistant at surgery for this code. Co-surgeons and team surgery are not permitted.

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 66710PPRRVU2026_Oct_nonQPP.csv, line 7,388 (RVU26D)
Geographic factors for OhioGPCI2026.csv, line 85 (RVU26D)

Open CMS sourceHow we calculate rates

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