Here are Teladoc Health’s top competitors (U.S.-focused and global players across virtual care, remote monitoring, and telehealth platforms), with a brief note on how they compete:

1. Amwell (American Well) — enterprise telehealth platform and white‑label telehealth services for health systems and payers. (persistenceinsights.wordpress.com)
2. UnitedHealth/Optum (Optum Virtual Care) — large payer/provider with integrated virtual care and huge scale through UnitedHealthcare/Optum. (investors.com)
3. One Medical / Amazon (primary care + virtual care) — primary‑care memberships plus virtual visits after Amazon’s acquisition; competes on consumer primary/virtual care. (investors.com)
4. Doctor on Demand / Included Health — on‑demand urgent care and mental health; strong employer and payer relationships. (similarweb.com)
5. MDLive (Clover/Marathon partners) and PlushCare — large direct‑to‑consumer telemedicine networks used by health plans and employers. (similarweb.com)
6. CVS Health (Aetna, MinuteClinic/HealthHUB) — retail + payer integration and virtual/remote services competing for employer and consumer healthcare dollars. (investors.com)
7. Hims & Hers / Ro — telehealth + direct‑to‑consumer chronic/sexual/wellness care and prescription delivery; competes in consumer telehealth segments. (csimarket.com)
8. Doximity and other clinician‑platforms — physician‑focused platforms that enable telehealth workflows and compete for provider attention and referrals. (investopedia.com)
9. Specialist players and device/tech entrants (Medtronic, Cisco, Cue Health, Babylon internationally) — compete on remote monitoring, telehealth infrastructure, and device‑enabled care. (globenewswire.com)

Notes:

• Competition is segmented: enterprise/health‑system platforms (Amwell, Cisco), payer/provider integrated players (Optum, CVS), consumer DTC telehealth (PlushCare, Hims & Hers, MDLive), and specialist/medical‑device firms (Medtronic, Cue). (persistenceinsights.wordpress.com)
• Market dynamics have shifted since the COVID peak; some incumbents scaled back brick‑and‑mortar or virtual offerings while integrated payers/providers expanded their virtual care capabilities, increasing competition for Teladoc. (apnews.com)

If you want, I can:

• Rank these by estimated market share or revenue impact for Teladoc (U.S. only), or
• Provide competitor profiles with recent financials, product highlights, and customer segments.