NDC codes

FDA NDC Directory
Product NDC (as listed)51991-963Labeler and product segments. Claims need a package NDC.
Product NDC at billing width51991-0963Add the package segment from the table below.
Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC11-digit (billing)PackageCopy
51991-963-06519910963065199109630660 TABLET in 1 BOTTLE (51991-963-06)Marketed from Jun 3, 2026

How the 11-digit form is made: The product segment has 3 digits, so one leading zero is added to it (5-3-2 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary)
Tofacitinib
Generic name (nonproprietary)
tofacitinib citrate
Active ingredients
Tofacitinib citrate — 10 mg/1
Dosage form
Tablet
Route
Oral
Labeler
Breckenridge Pharmaceutical, Inc.NDC labeler code 51991
Product type
Prescription drug
Marketing category
ANDA — Abbreviated New Drug Application (generic)Application ANDA 209633
Marketing start
Listing expires
Other FDA classes
Janus Kinase Inhibitors (Mechanism)
Identifiers
Product ID 51991-963_3e3b82fa-49eb-44e5-9489-1e7ea559e9ebSPL ID 3e3b82fa-49eb-44e5-9489-1e7ea559e9ebSPL set ID c963c610-52e5-43ab-aac6-3f7e5341b764RxCUI 1357541, 2048566UNII O1FF4DIV0D
Pharmacologic class
Janus Kinase Inhibitor

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No HCPCS code in Med-Code's directory. Oral products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N451991096306 followed by a unit qualifier and the quantity

Package 51991-0963-06. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective . This label includes a boxed warning.

Indications (excerpt from the label)

Tofacitinib tablets are Janus kinase (JAK) inhibitors. Tofacitinib tablets are indicated for the treatment of adult patients with: Moderately to severely active rheumatoid arthritis (RA), who have had an inadequate response or intolerance to one or more TNF blockers. Active psoriatic arthritis (PsA), who have had an inadequate response or intolerance to one or more TNF blockers. Active ankylosing spondylitis (AS), who have had an inadequate response or intolerance to one or more TNF blockers. Moderately to severely active ulcerative colitis (UC), who have had an inadequate response or intolerance to one or more TNF blockers. Tofacitinib tablets are indicated for the treatment of pediatric pa…

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 51991-963

What is NDC 51991-963?
51991-963 is the product NDC for Tofacitinib (tofacitinib citrate), Tofacitinib citrate 10 mg/1 tablet, listed with the FDA by Breckenridge Pharmaceutical, Inc.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?
Tofacitinib (Tofacitinib Citrate).
What is the active ingredient?
Tofacitinib citrate.
Who is the labeler?
Breckenridge Pharmaceutical, Inc., NDC labeler code 51991. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Tofacitinib?
39 other product NDCs are listed under this name. See all Tofacitinib NDCs.
Is there a related HCPCS / J-code?
Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other Tofacitinib NDCs
ProductStrengthForm · routeLabelerProduct NDCPackage NDCs (11-digit)
TofacitinibTofacitinib citrate 5 mg/1Tablet, Film coatedOralXLCare Pharmaceuticals Inc72865-36672865-0366-1272865-0366-60
TofacitinibTofacitinib citrate 10 mg/1Tablet, Film coatedOralXLCare Pharmaceuticals Inc72865-36772865-0367-1272865-0367-60
TofacitinibTofacitinib citrate 1 mg/mLSolutionOralSaptalis Pharmaceuticals, LLC.71656-071—
TofacitinibTofacitinib citrate 5 mg/1Tablet, Film coatedOralAvKARE73190-10073190-0100-60
TofacitinibTofacitinib citrate 10 mg/1Tablet, Film coatedOralAvKARE73190-10173190-0101-60
TofacitinibTofacitinib citrate 11 mg/1Tablet, Film coated, Extended releaseOralAvKARE73190-10273190-0102-30
TofacitinibTofacitinib citrate 1 mg/mLSolutionOralIPG Pharmaceuticals, Inc71085-09971085-0099-24
TofacitinibTofacitinib citrate 11 mg/1Tablet, Film coated, Extended releaseOralExelan pharmaceuticals,Inc76282-81676282-0816-30
TofacitinibTofacitinib citrate 11 mg/1Tablet, Film coated, Extended releaseOralOrient Pharma Co., Ltd. Yunlin Plant76333-11176333-0111-15
TofacitinibTofacitinib citrate 10 mg/1Tablet, Film coatedOralMicro Labs Limited42571-37742571-0377-0542571-0377-3042571-0377-60+1 more

All 40 Tofacitinib NDCs

Other NDCs under ANDA 209633

Products listed under the same FDA application: other strengths and forms, and repackagers who relabel the same product.

FDA NDC Directory listings under ANDA 209633
ProductStrengthForm · routeLabelerProduct NDC
Tofacitinibtofacitinib citrateTofacitinib citrate 5 mg/1TabletOralBreckenridge Pharmaceutical, Inc.51991-329

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