CPT code 62320: Epidural injection, cervical or thoracic, no imaging2026 Medicare rate & RVUs in Marin County, CA

Reports a cervical or thoracic interlaminar injection of a diagnostic or therapeutic substance when the procedure is performed without imaging guidance.

CMS RVU26DEffective Oct 1, 2026One payment locality1.1K Medicare services in 2024

In Marin County, CA, Medicare pays $205.58 for 62320 in the office and $98.67 when it’s performed in a hospital or facility.

$205.58Office (non-facility)
$98.67Hospital or facility
+25.6%vs the national office rate ($163.66)

Check a contract rate as a % of Medicare · 62320 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 62320 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Marin County, CA
  2. What 62320 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 62320 covers

This code covers an interlaminar injection into the cervical or thoracic epidural or subarachnoid space using a diagnostic or therapeutic substance, such as local anesthetic or steroid. It is commonly performed by pain medicine physicians, anesthesiologists, or other clinicians treating cervical radicular pain or thoracic spinal pain in an outpatient setting. The service includes needle or catheter placement for the injection, but it is not the code for ongoing infusion through an indwelling catheter. Imaging guidance is not included.

Report the code when documentation identifies the cervical or thoracic region, interlaminar approach, injected substance and clinical purpose, and confirms that imaging guidance was not used. The code has a 0-day global period, so same-day preoperative and postoperative care is included. When multiple procedures are performed in the same session, Medicare pays the highest-valued procedure in full and reduces the others by 50%. Medicare does not pay an assistant-at-surgery claim for this code; 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 Marin County, CA compares for 62320

Across 109 of 109 payment localities, the office rate for 62320 runs from $146.46 in Arkansas to $210.13 in San Benito County, CA. Marin County, CA pays $205.58. The RVUs are the same everywhere; the geographic indexes change the dollars.

62320 in Marin County, CA vs other payment areas
  1. Marin County, CA · this page$205.58
  2. Bakersfield, CA · California$171.43−$34.15
  3. Chico, CA · California$170.80−$34.78
  4. El Centro, CA · California$170.84−$34.74
  5. Fresno, CA · California$170.80−$34.78
  6. Hanford, CA · California$170.80−$34.78
  7. Los Angeles, CA · California$181.63−$23.95

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

Every other payment area

62320 in every other Medicare payment locality
Payment localityOfficeFacility
Madera, CACalifornia$170.80$87.71
Merced, CACalifornia$170.80$87.71
Modesto, CACalifornia$170.80$87.71
Napa, CACalifornia$195.04$95.11
Oxnard, CACalifornia$180.48$90.86
Redding, CACalifornia$170.80$87.71
Rest of CaliforniaCalifornia$170.80$87.71
Riverside, CACalifornia$173.09$89.99

62320 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.

$146.46

$196.27

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

View every state and territory as a table
62320 office rate range by state
State / territoryOffice rate rangeLocalities
AK$196.271
AL$148.391
AR$146.461
AZ$159.621
CA$170.80–$210.1329
CO$169.101
CT$173.851
DC$185.051
DE$162.081
FL$162.89–$178.403
GA$154.44–$166.822
GU$174.121
HI$174.121
IA$151.121
ID$152.141
IL$159.10–$173.654
IN$152.911
KS$150.791
KY$152.211
LA$152.12–$158.842
MA$168.37–$184.292
MD$164.85–$185.053
ME$153.18–$160.202
MI$156.06–$165.052
MN$161.561
MO$149.98–$158.983
MS$148.231
MT$163.651
NC$154.581
ND$159.501
NE$151.771
NH$166.801
NJ$175.70–$183.502
NM$156.951
NV$162.591
NY$156.69–$191.935
OH$155.211
OK$151.631
OR$161.19–$173.672
PA$155.25–$170.092
PR$164.641
RI$167.251
SC$155.171
SD$159.011
TN$151.511
TX$154.36–$168.668
UT$157.081
VA$159.94–$185.052
VI$164.641
VT$159.221
WA$167.94–$187.542
WI$154.701
WV$153.871
WY$161.841

See 62320 in every payment locality

How the 62320 rate is calculated

Each of 62320’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 · 62320

RVUs × geographic indexes × conversion factor

Office or facility?

Work1.76

1.76 RVUs× 1.000 GPCI

Practice expense2.93

2.93 RVUs× 1.000 GPCI

Malpractice0.21

0.21 RVUs× 1.000 GPCI

Adjusted RVUs

4.9000

Conversion factor

$33.4009

Medicare rate

$163.66

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

The exact Marin County, CA inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

6,964

Code
62320
Physician work
1.76
Practice expense
2.93
Malpractice
0.21

GPCI2026.csv

25

Locality
Marin County, CA
Physician work
1.095
Practice expense
1.410
Malpractice
0.459
Office calculation for 62320 in Marin County, CA
ComponentRVULocality factorAdjusted
Physician work1.76× 1.0951.9272
Practice expense2.93× 1.4104.1313
Malpractice0.21× 0.4590.0964
Total RVUs6.1549
Conversion factor× 33.4009

Office rate, Marin County, CA$205.58

Office: (1.76 × 1.095 + 2.93 × 1.41 + 0.21 × 0.459) × $33.4009 = $205.58

Facility: (1.76 × 1.095 + 0.66 × 1.41 + 0.21 × 0.459) × $33.4009 = $98.67

Open 62320 in the RVU calculator

Payment rules and modifiers for 62320

The CMS indicators that decide how 62320 is paid alongside other services.

CMS payment indicators · 62320

Epidural injection, cervical or thoracic, no imaging

RuleCMS valueWhat it means
Global period000Same-day global: pre- and post-op care on the day of the procedure is included.
Multiple procedures2Standard reduction: highest-valued procedure at 100%, others at 50%.
Bilateral (modifier 50)9The concept doesn’t apply.
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.

What modifiers do to the payment

Modifier 51 · payment effect

With and without the modifier

62320 without 51 · national office

$163.66

Epidural injection, cervical or thoracic, no imaging

62320-51 · Second procedure: 50%

$81.83

When this isn’t the highest-valued procedure in the session, Medicare pays 50% of its fee schedule amount (the highest is paid at 100%).

When to use modifier 51

How 62320 has changed in Marin County, CA

62320 · Office / nonfacility

$205.58

Effective 2026-10-01

The base rate is $14.04 higher than on 2025-10-01, moving from $191.54 to $205.58 (7.3%).

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

    $191.54changed to$205.58

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 1.80 changed to 1.76
    • Practice expense RVU 2.71 changed to 2.93
    • Malpractice RVU 0.25 changed to 0.21
    • Work GPCI 1.088 changed to 1.095
    • Practice expense GPCI 1.419 changed to 1.410
    • Malpractice GPCI 0.470 changed to 0.459

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $204.67changed to$191.54

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 2.87 changed to 2.71

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $201.33changed to$204.67

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $204.85changed to$201.33

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 2.89 changed to 2.87
    • Malpractice RVU 0.26 changed to 0.25
    • Work GPCI 1.082 changed to 1.088
    • Practice expense GPCI 1.374 changed to 1.419
    • Malpractice GPCI 0.487 changed to 0.470
  5. January 1, 2023

    RVU23A

    $203.27changed to$204.85

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 2.87 changed to 2.89
    • Malpractice RVU 0.24 changed to 0.26
    • Work GPCI 1.077 changed to 1.082
    • Practice expense GPCI 1.329 changed to 1.374
    • Malpractice GPCI 0.504 changed to 0.487

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $203.34changed to$203.27

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 2.89 changed to 2.87
    • Malpractice RVU 0.22 changed to 0.24
    • Work GPCI 1.071 changed to 1.077
    • Practice expense GPCI 1.311 changed to 1.329

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $198.61changed to$203.34

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 2.69 changed to 2.89
    • Malpractice RVU 0.18 changed to 0.22
    • Work GPCI 1.068 changed to 1.071
    • Practice expense GPCI 1.299 changed to 1.311
    • Malpractice GPCI 0.481 changed to 0.504

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $198.28changed to$198.61

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 2.72 changed to 2.69
    • Malpractice RVU 0.16 changed to 0.18
    • Work GPCI 1.065 changed to 1.068
    • Practice expense GPCI 1.291 changed to 1.299
    • Malpractice GPCI 0.458 changed to 0.481

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $199.29changed to$198.28

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 2.78 changed to 2.72
    • Malpractice RVU 0.15 changed to 0.16
    • Work GPCI 1.062 changed to 1.065
    • Practice expense GPCI 1.279 changed to 1.291

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $196.64changed to$199.29

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 2.73 changed to 2.78
    • Malpractice RVU 0.22 changed to 0.15
    • Work GPCI 1.058 changed to 1.062
    • Practice expense GPCI 1.271 changed to 1.279
    • Malpractice GPCI 0.477 changed to 0.458

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    No ratechanged to$196.64

    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$205.58$98.67RVU26D
2026-07-01$205.58$98.67RVU26C
2026-04-01$205.58$98.67RVU26B
2026-01-01$205.58$98.67RVU26A
2025-10-01$191.54$108.92RVU25D
2025-07-01$191.54$108.92RVU25C
2025-04-01$191.54$108.92RVU25B
2025-01-01$191.54$108.92RVU25A
2024-10-01$204.67$113.03RVU24D
2024-07-01$204.67$113.03RVU24C
2024-04-01$204.67$113.03RVU24B
2024-03-09$204.67$113.03RVU24AR
2024-01-01$201.33$111.19RVU24A
2023-10-01$204.85$113.13RVU23D
2023-07-01$204.85$113.13RVU23C
2023-04-01$204.85$113.13RVU23B
2023-01-01$204.85$113.13RVU23A
2022-10-01$203.27$112.21RVU22D
2022-07-01$203.27$112.21RVU22C
2022-04-01$203.27$112.21RVU22B
2022-01-01$203.27$112.21RVU22A
2021-10-01$203.34$110.93RVU21D
2021-07-01$203.34$110.93RVU21C
2021-04-01$203.34$110.93RVU21B
2021-01-01$203.34$110.93RVU21A
2020-10-01$198.61$113.76RVU20D
2020-07-01$198.61$113.76RVU20C
2020-04-01$198.61$113.76RVU20B
2020-01-01$198.61$113.76RVU20A
2019-10-01$198.28$113.14RVU19D
2019-07-01$198.28$113.14RVU19C
2019-04-01$198.28$113.14RVU19B
2019-01-01$198.28$113.14RVU19A
2018-10-01$199.29$113.65RVU18D
2018-07-01$199.29$113.65RVU18C
2018-04-01$199.29$113.65RVU18B
2018-01-01$199.29$113.65RVU18AR1
2017-10-01$196.64$114.08RVU17D
2017-07-01$196.64$114.08RVU17C
2017-04-01$196.64$114.08RVU17B
2017-01-01$196.64$114.08RVU17A
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 62320 for an earlier date of service

Where the Marin County, CA rate applies

Marin County, CA is a Medicare payment area, not a city. Our Census mapping connects it to 31 cities and communities in California. Some span more than one payment area; confirm with the service ZIP.

  • Alto
  • Belvedere
  • Black Point-Green Point
  • Bolinas
  • Corte Madera
  • Dillon Beach
  • Fairfax
  • Inverness

Browse all communities in California

62320 billing questions

When should 62321 be reported instead?

No. The service is reported without imaging guidance; use the corresponding image-guided code when imaging is used.

How does 62320 differ from a catheter infusion code?

62320 reports an injection, including placement needed to deliver it. A cervical or thoracic service using an indwelling catheter for continuous infusion or intermittent bolus is represented by 62324 without imaging or 62325 with imaging.

What documentation supports reporting 62320?

Document the cervical or thoracic site, interlaminar approach, substance injected, clinical purpose, and whether imaging guidance was used.

Can an assistant or co-surgeon be reported?

Medicare does not pay an assistant-at-surgery claim for 62320, and co-surgeon or team-surgery billing is 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 62320PPRRVU2026_Oct_nonQPP.csv, line 6,964 (RVU26D)
Geographic factors for Marin County, CAGPCI2026.csv, line 25 (RVU26D)

Open CMS sourceHow we calculate rates

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