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HCPCS code J3590: Unclassified biologic, no product-specific code2026 Medicare rate & RVUs

J3590 reports a biologic without a more specific HCPCS code when Medicare coverage is established and no product-specific code applies.

CMS RVU26DEffective Oct 1, 2026109 payment localities253.8K Medicare services in 2024

Medicare rate · J3590

Unclassified biologic, no product-specific code

Office or facility?

Work RVUs
0
Total RVUs
0.00
Global days
XXX

National rate · 2026

—

Not priced in the facility setting.

See every locality for J3590 →Billed by an NP, PA or therapist? →

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

Your location

Medicare pays by the payment locality where the service is performed.

On this page 10 sections
  1. Medicare rate
  2. What J3590 covers
  3. By payment locality
  4. Rate map
  5. How it’s calculated
  6. Payment rules
  7. Similar codes
  8. Related codes
  9. Billing questions
  10. Sources

What J3590 covers

J3590 is an unclassified HCPCS Level II code for a biologic that lacks a more specific HCPCS code. It identifies no particular product, dose, route, or clinical use. Physicians and suppliers may report it for a Part B biologic furnished in settings such as physician offices.

CMS excludes J3590 from the physician fee schedule under status E. When Medicare covers the biologic, payment is made through another method; CMS identifies it as a Part B drug generally paid using its quarterly Average Sales Price drug pricing files. The Medicare contractor determines coverage. J3590 does not identify a standard dose per unit, so it does not provide a universal conversion from milligrams or another dose measure to billing units.

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.

Where J3590 pays more and less

The same RVUs, adjusted for each area’s costs. Open a locality for its calculation, history and nearby areas.

109 of 109 payment localities

J3590 office and facility rates by payment locality
Payment localityOfficeFacility
AlabamaUnavailableUnavailable
AlaskaUnavailableUnavailable
ArizonaUnavailableUnavailable
ArkansasUnavailableUnavailable
Atlanta, GAUnavailableUnavailable
Austin, TXUnavailableUnavailable
Bakersfield, CAUnavailableUnavailable
Baltimore area, MDUnavailableUnavailable
Beaumont, TXUnavailableUnavailable
Brazoria, TXUnavailableUnavailable

J3590 rates by state

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

MEWIVTNHMTNDMNMINYMARIWAIDWYSDIAILINOHPANJCTORNVUTCONEMOKYWVVAMDDECAAZNMKSOKARTNNCSCDCTXLAMSALGAFLAKHI

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.

View every state and territory as a table
J3590 office rate range by state
State / territoryOffice rate rangeLocalities
AKNo published base rate1
ALNo published base rate1
ARNo published base rate1
AZNo published base rate1
CANo published base rate29
CONo published base rate1
CTNo published base rate1
DCNo published base rate1
DENo published base rate1
FLNo published base rate3
GANo published base rate2
GUNo published base rate1
HINo published base rate1
IANo published base rate1
IDNo published base rate1
ILNo published base rate4
INNo published base rate1
KSNo published base rate1
KYNo published base rate1
LANo published base rate2
MANo published base rate2
MDNo published base rate3
MENo published base rate2
MINo published base rate2
MNNo published base rate1
MONo published base rate3
MSNo published base rate1
MTNo published base rate1
NCNo published base rate1
NDNo published base rate1
NENo published base rate1
NHNo published base rate1
NJNo published base rate2
NMNo published base rate1
NVNo published base rate1
NYNo published base rate5
OHNo published base rate1
OKNo published base rate1
ORNo published base rate2
PANo published base rate2
PRNo published base rate1
RINo published base rate1
SCNo published base rate1
SDNo published base rate1
TNNo published base rate1
TXNo published base rate8
UTNo published base rate1
VANo published base rate2
VINo published base rate1
VTNo published base rate1
WANo published base rate2
WINo published base rate1
WVNo published base rate1
WYNo published base rate1

How the J3590 rate is calculated

Each of J3590’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 · J3590

RVUs × geographic indexes × conversion factor

Office or facility?

Work0.00

0.00 RVUs× 1.000 GPCI

Practice expense0.00

0.00 RVUs× 1.000 GPCI

Malpractice0.00

0.00 RVUs× 1.000 GPCI

Adjusted RVUs

0.0000

Conversion factor

$33.4009

Medicare rate

$0.00

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

Payment rules and modifiers for J3590

J3590 has no global surgery period, no multiple-procedure, bilateral or assistant-at-surgery adjustment, and no professional/technical split. What changes the payment is where the service happens: the place of service on the claim decides whether Medicare pays the office or the facility rate.

Place of service · J3590

Which rate does Medicare pay?

The POS code on the claim line (CMS-1500 box 24B).

POS 11 · non-facility rate · national

—

J3590 isn’t priced in this setting.

J3590 compared with similar codes

Compare codes · National

J3590 vs J3490 vs J9999: Medicare rates

Office or facility?

  • J3590

    Unclassified biologic, no product-specific code0 wRVU

    Not priced

  • J3490

    Unclassified drug, no drug-specific code0 wRVU

    Not priced

  • J9999

    Antineoplastic drug, not otherwise classified0 wRVU

    Not priced

How to choose

J3490Unclassified drugNo drug-specific code
J3490 is the unclassified drug code; J3590 is for unclassified biologics.
J9999Antineoplastic drugNot otherwise classified
J9999 is for unclassified antineoplastic drugs. J3590 is for unclassified biologics when a more specific code, such as an applicable antineoplastic code, does not apply.

Codes related to J3590

Related codes aren’t interchangeable: bill the code that matches the service performed.

Codes related to J3590
CodeHow it relatesNational office range
Used instead
J3490Unclassified drug, no drug-specific codeUnclassified drug code; J3590 identifies unclassified biologics.No office rate
J9999Antineoplastic drug, not otherwise classifiedUnclassified antineoplastic drug code for antineoplastic agents.No office rate

J3590 billing questions

When should a biller choose J3590 over a product-specific biologic code?

Use J3590 when the biologic lacks a more specific HCPCS code. If a product-specific code applies, use that code instead.

Does J3590 represent a set number of milligrams?

No. J3590 does not identify a specific drug or dose amount, so it does not provide a universal milligram-to-unit conversion.

How does Medicare treat J3590?

CMS excludes J3590 from the physician fee schedule under status E. When Medicare covers the biologic, payment is made through another method; the HCPCS pricing method identifies it as a Part B drug generally paid through CMS quarterly ASP drug pricing files.

Does reporting J3590 guarantee Medicare coverage?

No. The Medicare contractor determines coverage.

Is J3590 a product-specific biologic code?

No. It is an unclassified biologic code and does not identify a particular product, dose, route, or clinical use.

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

Open CMS sourceHow we calculate rates

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