Emergency Dentist in San Mateo, CA

There are 71 emergency dentists in San Mateo, CA offering same-day care for tooth pain, broken teeth, dental abscesses, knocked-out teeth, and lost fillings. Average Google rating: 4.9★ based on 6,168 combined reviews. 15 practices are currently accepting new patients.

Emergency Dentists Avg Rating Accepting New Patients Online Booking Available
71 4.9★ 15 12
1

100 South Ellsworth Ave 801, San Mateo, CA 94401

(650) 344-0299

4.9/5 (2400 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients

Hours: Monday-Friday: 08:00 AM - 05:00 PM, Saturday-Sunday: Closed

Specialties: Endodontics

2

1528 S El Camino Real, Suite 408, San Mateo, CA 94402

(650) 477-6920

4.9/5 (719 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday: 9:00 AM – 5:30 PM, Tuesday: 9:00 AM – 1:00 PM, Wednesday: 9:00 AM – 5:30 PM, Thursday: 9:00 AM – 5:30 PM, Friday: 8:30 AM – 5:30 PM, Saturday: Closed, Sunday: Closed

Specialties: Dentistry, Endodontics, Prosthodontics, Dental Sleep Medicine

3

1528 S El Camino Real Ste 408, San Mateo, CA 94402

(650) 212-3500

4.9/5 (719 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday: 9:00 AM – 5:30 PM, Tuesday: 9:00 AM – 1:00 PM, Wednesday: 9:00 AM – 5:30 PM, Thursday: 9:00 AM – 5:30 PM, Friday: 8:30 AM – 5:30 PM, Saturday: Closed, Sunday: Closed

Specialties: Dentistry, Endodontics, Prosthodontics, Cosmetic Dentistry

4

675 Mariners Island Blvd, Suite 110, San Mateo, CA 94404

(650) 577-1988

4.9/5 (534 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday-Friday 8:00 am - 5:00 pm, Saturday-Sunday Closed

Specialties: General Dentistry

5

351 N San Mateo Dr, San Mateo, CA 94401

(650) 344-7131

5/5 (372 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday: 8:00 AM - 4:00 PM, Tuesday: 8:00 AM - 4:00 PM, Wednesday: 8:30 AM - 4:00 PM, Thursday: 8:30 AM - 4:00 PM, Friday: Closed, Saturday: Closed, Sunday: Closed

Specialties: General Practice, Restorative Dentistry, Esthetic Dentistry, Preventative Care

6

730 Mariners Island Blvd, Apt 37, San Mateo, CA 94404

(206) 851-7263

4.9/5 (331 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Mon-Tue: 8:00 am - 6:00 pm, Wed: Closed, Thu-Fri: 8:00 am - 6:00 pm, Sat: 8:00 am - 4:00 pm, Sun: Closed

Specialties: General Dentistry, Cosmetic Dentistry, Periodontics, Prosthodontics

7

177 Bovet Rd Ste 180, San Mateo, CA 94402

(650) 372-9292

5/5 (271 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Mon-Thu 8:00 AM - 5:00 PM, Fri 8:30 AM - 4:00 PM

Specialties: Pediatric Dentistry

8

66 Bovet Rd, Suite 105, San Mateo, CA 94402

(650) 627-8191

4.4/5 (247 Google reviews)

  • ⚡ Emergency Services
  • 📅 Online Booking

Hours: Mon-Sat: 8:00 a.m. to 12:00 p.m., Sun: Closed

Specialties: General Dentistry, Orthodontics, Restorative Dentistry, Cosmetic Dentistry

9

720 N El Camino Real, San Mateo, CA 94401

(650) 344-7888

5/5 (200 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Diana Dizik D.D.S.: MON - THU: 8:30 am - 5:30 pm, FRI - SUN: Closed. Ben Yount DDS: Monday: 8am-5pm, Tuesday: 8am-5pm, Wednesday: 8am-5pm, Thursday: 8:00am-5pm, Friday: Closed, Saturday: 8am-5pm (Every second Saturday of the month), Sunday: Closed.

Specialties: General Dentistry, Cosmetic Dentistry, Family Dentistry, Preventive Care

10

205 De Anza Blvd, #164, San Mateo, CA 94402

(714) 328-4609

4.9/5 (181 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday: 9am-5pm, Tuesday: 9am-5pm, Wednesday: 9am-5pm, Thursday: 9am-3pm, Friday: 9am-5pm, Saturday: Closed, Sunday: Closed

Specialties: General Restorative Dentistry, Cosmetic Dentistry, Invisalign, Dental Hygiene Periodontal Therapy

11

320 N San Mateo Dr, San Mateo, CA 94401

(650) 342-7401

5/5 (78 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday: 7:30 am-5:30 pm, Tuesday: 7:30 am-5:30 pm, Wednesday: 7:30 am-5:30 pm, Thursday: 7:30 am-12:00 pm, 12:00 pm-5:00 pm By Appointment, Friday: By Appointment Only, Saturday: By Appointment Only, Sunday: Closed

Specialties: General Dentistry, Cosmetic Dentistry, Implant Dentistry, Children's Dentistry

12

235 N San Mateo Dr Ste 600, San Mateo, CA 94401

(650) 342-0213

4.8/5 (55 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday: 8:00 AM - 5:00 PM, Tuesday: 8:00 AM - 5:00 PM, Wednesday: 8:00 AM - 4:00 PM, Thursday: 8:00 AM - 5:00 PM, Friday: 8:00 AM - 5:00 PM, Saturday: Closed, Sunday: Closed

Specialties: Oral and Maxillofacial Surgery, Corrective Jaw (Orthognathic) Surgery, Wisdom Teeth Removal, Bone Grafting

13

217 De Anza Blvd, San Mateo, CA 94402

(650) 377-0161

5/5 (27 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients
  • 📅 Online Booking

Hours: Monday: 8:00 AM - 5:00 PM, Tuesday: 8:00 AM - 5:00 PM, Wednesday: 8:00 AM - 5:00 PM, Thursday: 8:00 AM - 5:00 PM, Friday: 8:00 AM - 2:00 PM

Specialties: Dentistry, Cosmetic Dentistry, Implant Dentistry, Restorative Dentistry

14

36 N San Mateo Dr, Suite A, San Mateo, CA 94401

(650) 344-5111

4.9/5 (23 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients

Hours: Monday: 9:00 AM–5:00 PM, Tuesday: 9:00 AM–5:00 PM, Wednesday: Closed, Thursday: 9:00 AM–5:00 PM, Friday: 9:00 AM–5:00 PM

Specialties: Endodontics, Microscopic and Microsurgical Root Canal Treatment

15

720 North El Camino Real, San Mateo, CA 94401

(650) 558-9253

5/5 (9 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients

Hours: Monday : By Appointment Only, Tuesday : 8am–5pm, Wednesday : By Appointment Only, Thursday : 8am–4pm, Friday : 8am–5pm, Saturday : 8am-2pm, Sunday : By Appointment Only

Specialties: Dentistry, Cosmetic Dentistry, Pediatric Dentistry, Dental Implants

16

324 N San Mateo Dr Ste 2, San Mateo, CA 94401

(650) 343-5555

5/5 (2 Google reviews)

  • ⚡ Emergency Services
  • ✓ Accepting New Patients

Hours: Monday: 7:30 am-5:30 pm, Tuesday: 7:30 am-5:30 pm, Wednesday: 7:30 am-5:30 pm, Thursday: 7:30 am-12:00 pm, 12:00 pm-5:00 pm By Appointment, Friday: By Appointment Only

Specialties: General Dentistry

Showing top 20 of 71 emergency dentists in San Mateo, CA.

What Counts as a Dental Emergency in San Mateo, CA?

A dental emergency is any situation causing severe pain, uncontrolled bleeding, or risk of permanent tooth loss that requires prompt professional care. The following conditions warrant same-day treatment:

Emergency TypeSymptomsWhat to Do
Severe ToothacheThrobbing pain, swelling, feverCall same-day; may indicate abscess
Knocked-Out ToothTooth fully dislodgedKeep moist in milk, see dentist within 1 hour
Broken or Chipped ToothJagged edge, pain on biteRinse, save fragments, call immediately
Dental AbscessPus, swelling, bad tasteUrgent — infection can spread systemically
Lost Crown or FillingExposed tooth, sensitivityTemporary cement from pharmacy; call same day
Soft Tissue InjuryBleeding gums, lip, or tongueApply pressure; seek care if bleeding persists

Frequently Asked Questions — Emergency Dentist in San Mateo, CA

Are there emergency dentists in San Mateo, CA open on weekends?

Yes. Several emergency dentists in San Mateo, CA offer Saturday and some Sunday hours. Check the office hours listed on each practice profile above — look for practices with Saturday or evening hours for the best same-day availability.

How much does emergency dental care cost in San Mateo, CA?

Emergency exam fees in San Mateo, CA typically range from $75–$200 without insurance. Treatment costs vary by procedure: a root canal runs $700–$1,500; a tooth extraction $150–$400; a dental crown $1,000–$1,800. Most practices listed above accept major dental insurance plans and many offer CareCredit financing.

Can I walk in to an emergency dentist in San Mateo without an appointment?

Some emergency dental practices in San Mateo, CA do accept walk-ins, but calling ahead is strongly recommended — it reserves a slot and ensures the dentist is prepared for your specific emergency. 15 of the 71 emergency practices listed here are currently accepting new patients.

What should I do if I knock out a tooth in San Mateo?

Pick up the tooth by the crown (not the root), rinse it gently with water, and keep it moist — ideally in a glass of milk or between your cheek and gum. Call an emergency dentist in San Mateo, CA immediately. Reimplantation is most successful within 30–60 minutes of the injury.

Which emergency dentists in San Mateo accept dental insurance?

Most emergency dentists in San Mateo, CA accept major PPO dental insurance plans including Delta Dental, Cigna, Aetna, BlueCross BlueShield, Guardian, MetLife, and UnitedHealthcare. Check each individual practice profile for the specific plans accepted, or call ahead to confirm coverage before your visit.

How quickly can I get an emergency dental appointment in San Mateo, CA?

Many emergency dental practices in San Mateo, CA can see patients the same day, often within 1–4 hours of calling. Practices with online booking (12 listed here) may allow you to schedule directly without a phone call. For life-threatening dental infections with facial swelling or difficulty breathing, go to the nearest emergency room.

What is a dental emergency vs. a routine visit?

A dental emergency involves severe pain, uncontrolled bleeding, a knocked-out tooth, a dental abscess, or a broken tooth with exposed nerve — all requiring same-day care. Routine care (cleanings, check-ups, minor sensitivity) can wait for a scheduled appointment. When in doubt, call a San Mateo emergency dentist — most practices will advise you over the phone whether you need immediate care.