Delta Dental of California Anti-Trust Class Action
Verified September 19, 2026Found via the federal court docketHow ClaimWatch verifies cases
Still being litigated: the claims below are allegations, not findings, and there is no settlement, claim form or payout yet.
Where this case stands
In litigation
The case has been filed and is being fought in court. There is no settlement, no claim form and no payout yet; many class actions are dismissed or never certified.
Pending in the District Court, C.D. California (No. 2:26-cv-05974).
- June 3, 2026Case filed
What happened
A proposed class action alleges that Delta Dental of California engaged in anti-competitive practices. The case is brought by a dental provider (Daniel Meir Klein DDS APC) but likely seeks to represent consumers or dental plan subscribers affected by alleged anti-trust violations in the dental insurance market.
Do you qualify?
No settlement exists yet, so there is nothing to file and no class definition to check. If the case settles, the settlement will define exactly who qualifies — watch this case and we'll let you know.
How to file
There is no claim to file yet. If this case reaches a settlement, a claim process will open — usually with an official settlement website and a filing deadline.
Common questions
- Can I file a claim in the Delta Dental of California Anti-Trust Class Action case?
- No. The case is still being litigated — there is no settlement, no claim form, and no payout. It was filed June 3, 2026 in the District Court, C.D. California (No. 2:26-cv-05974).What a class action lawsuit is →
- Who are the attorneys in the Delta Dental of California Anti-Trust Class Action?
- For the plaintiffs: Sichan Kim (Quinn Emanuel Urquhart and Sullivan LLP); Natalie Rachel Cohn-Aronoff (Quinn Emanuel Urquhart and Sullivan, LLP); Joseph Henry Bates , III (Carney Bates and Pulliam, PLLC); Leonidas Angelakos (Quinn Emanuel Urquhart and Sullivan LLP). For Delta Dental of California: Margaret Ann Maloney (Dechert LLP); Howard M Ullman (Dechert, LLP); Saxon Cropper-Sykes (Dechert LLP); Russell P Cohen (Dechert, LLP). From the public court docket.
Who's involved
Plaintiffs
- Tom Massart DDS, Dental Corporation
- Todd A. Loftin DDS Dental Corporation
- Garrett Russikoff, D.M.D, Inc.
- Daniel Meir Klein DDS APC
Defendants
- Delta Dental of California
Counsel for plaintiffs
- Sichan KimQuinn Emanuel Urquhart and Sullivan LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationsichankim@quinnemanuel.com · (708) 595-1575
- Natalie Rachel Cohn-AronoffQuinn Emanuel Urquhart and Sullivan, LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationnataliecohnaronoff@quinnemanuel.com · (213) 443-3475
- Joseph Henry Bates , IIICarney Bates and Pulliam, PLLCRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporation19 tracked cases · $22.3M in disclosed settlementshbates@cbplaw.com · (501) 312-8500
- Leonidas AngelakosQuinn Emanuel Urquhart and Sullivan LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationleonidasangelakos@quinnemanuel.com · (650) 801-5073
- Timothy Alan DeLangeWollmuth Maher and Deutsch LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationtdelange@wmd-law.com · (212) 382-3300
- Reuben R BauerWollmuth Maher and Deutsch LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationrbauer@wmd-law.com · (212) 382-3300
- Leonid FellerQuinn Emanuel Urquhart and Sullivan LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationleonidfeller@quinnemanuel.com · (312) 705-7400
- Laurence D KingKaplan Fox and Kilsheimer LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporation28 tracked cases · $675.0M in disclosed settlementslking@kaplanfox.com · (415) 772-4700
- Justin B FarrarRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporation(310) 575-8604
- Jay S HandlinWollmuth Maher and Deutsch LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationjhandlin@wmd-law.com · (212) 382-3300
- Ronald J AranoffWollmuth Maher and Deutsch, LLPRepresents Daniel Meir Klein DDS APC, Garrett Russikoff, D.M.D, Inc., Todd A. Loftin DDS Dental Corporation, Tom Massart DDS, Dental Corporationraranoff@wmd-law.com · (212) 382-3300
Counsel for defendants
- Margaret Ann MaloneyDechert LLPRepresents Delta Dental of Californiamaggie.maloney@dechert.com · (415) 262-4500
- Howard M UllmanDechert, LLPRepresents Delta Dental of Californiahoward.ullman@dechert.com · (415) 262-4557
- Saxon Cropper-SykesDechert LLPRepresents Delta Dental of CaliforniaSaxon.Cropper-Sykes@dechert.com · (415) 262-4500
- Russell P CohenDechert, LLPRepresents Delta Dental of California6 tracked casesruss.cohen@dechert.com · (415) 262-4500
- Allison Kathleen OzurovichDechert LLPRepresents Delta Dental of California2 tracked cases · $59.5M in disclosed settlements defendedallie.ozurovich@dechert.com · (213) 808-5700
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From the public court docket, contact details as filed; not an endorsement.
Guides:What is a class action lawsuit?How class membership worksYour options as a class member
Summarised from public settlement documents; confirm terms on the official settlement website. ClaimWatch is not a law firm, and filing a claim is free.