
NPIID
Terry M Trezek, DMD
General Practice Dentistry
O Fallon, MO1630 Market Center Blvd, O Fallon, MO, 63368
NPIID
Availability on request
100 providers found
Heallexa lists 100+ verified dentists in O Fallon, . Compare credentials, listed insurance, and patient reviews side by side — free, no signup.

General Practice Dentistry
O Fallon, MO1630 Market Center Blvd, O Fallon, MO, 63368
Availability on request

Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO2940 Highway K, O Fallon, MO, 63368
Availability on request

Oral and Maxillofacial Surgery (Dentist)
O Fallon, MO5551 Winghaven Blvd Suite 210, O Fallon, MO, 63368
Availability on request

General Practice Dentistry
O Fallon, MO8803 Veterans Memorial Pkwy, O Fallon, MO, 63366
Availability on request

General Practice Dentistry
O Fallon, MO2726 Highway K, O Fallon, MO, 63368
Availability on request

Pediatric Dentistry
O Fallon, IL4945 Stone Falls Ctr, O Fallon, IL, 62269
Availability on request

General Practice Dentistry
O Fallon, MO3009 Highway K, O Fallon, MO, 63368
Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO346 Fort Zumwalt Sq, O Fallon, MO, 63366
Availability on request

Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO3006 Highway K, O Fallon, MO, 63368
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Availability on request

Availability on request

Pediatric Dentistry
O Fallon, MO4142 Keaton Crossing Blvd, O Fallon, MO, 63368
Availability on request

General Practice Dentistry
O Fallon, MO1043 E Terra Ln, O Fallon, MO, 63366
Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO3006 Highway K, O Fallon, MO, 63368
Availability on request

Availability on request

General Practice Dentistry
O Fallon, IL741 W State St, O Fallon, IL, 62269
Availability on request

General Practice Dentistry
O Fallon, MO3445 Pheasant Meadow Dr, O Fallon, MO, 63368
Availability on request

Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO3009 Highway K, O Fallon, MO, 63368
Availability on request

Pediatric Dentistry
O Fallon, IL4945 Stone Falls Ctr, O Fallon, IL, 62269
Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO103 Ofallon Commons Dr, O Fallon, MO, 63368
Availability on request

Availability on request

General Practice Dentistry
O Fallon, IL1002 E Wesley Dr, O Fallon, IL, 62269
Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO103 Ofallon Commons Dr, O Fallon, MO, 63368
Availability on request

Availability on request

Availability on request

Oral and Maxillofacial Surgery (Dentist)
O Fallon, MO2992 Highway K, O Fallon, MO, 63368
Availability on request

General Practice Dentistry
O Fallon, MO2315 Technology Dr Suite 101, O Fallon, MO, 63368
Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO7124 S Outer 364, O Fallon, MO, 63368
Availability on request

Dental Clinic/Center
O Fallon, MO31 Ofallon Sq, O Fallon, MO, 63366
Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, IL741 W State St, O Fallon, IL, 62269
Availability on request

General Practice Dentistry
O Fallon, MO7827 Town Square Ave Suite 104-1125, O Fallon, MO, 63368
Availability on request

Oral and Maxillofacial Surgery (Dentist)
O Fallon, IL741 W State St, O Fallon, IL, 62269
Availability on request

Availability on request

Availability on request

Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO9018 Phoenix Pkwy, O Fallon, MO, 63368
Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO103 Ofallon Commons Dr, O Fallon, MO, 63368
Availability on request

Availability on request

Availability on request

Dental Clinic/Center
O Fallon, MO9018 Phoenix Pkwy, O Fallon, MO, 63368
Availability on request

General Practice Dentistry
O Fallon, IL1124 Merchants Way Suite 200, O Fallon, IL, 62269
Availability on request

Availability on request

Dental Clinic/Center
O Fallon, MO7827 Town Square Ave Suite 104-1125, O Fallon, MO, 63368
Availability on request

Availability on request

Availability on request

Availability on request

Availability on request

General Practice Dentistry
O Fallon, IL3750 Green Mount Crossing Dr, O Fallon, IL, 62269
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Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO4001 Highway K, O Fallon, MO, 63368
Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO9210 Phoenix Village Pkwy, O Fallon, MO, 63368
Availability on request

Dentist
O Fallon, MO9979 Winghaven Blvd Suite 202, O Fallon, MO, 63368
Availability on request

Availability on request

Pediatric Dentistry
O Fallon, IL4945 Stone Falls Ctr, O Fallon, IL, 62269
Availability on request

Pediatric Dentistry
O Fallon, IL4945 Stone Falls Center, O Fallon, IL, 62269
Availability on request

General Practice Dentistry
O Fallon, MO9979 Winghaven Blvd, O Fallon, MO, 63368
Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, IL741 W State St, O Fallon, IL, 62269
Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO9979 Winghaven Blvd Suite 200, O Fallon, MO, 63368
Availability on request

Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO2941 Highway K, O Fallon, MO, 63368
Availability on request

General Practice Dentistry
O Fallon, MO2990 Highway K, O Fallon, MO, 63368
Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO1630 Market Center Blvd Suite 101, O Fallon, MO, 63368
Availability on request

General Practice Dentistry
O Fallon, IL4945 Stone Falls Ctr, O Fallon, IL, 62269
Availability on request

Availability on request

Availability on request

Availability on request

Orthodontics and Dentofacial Orthopedics Dentistry
O Fallon, MO9979 Winghaven Blvd, O Fallon, MO, 63368
Availability on request

Availability on request

Pediatric Dentistry
O Fallon, MO4142 Keaton Crossing Blvd Suite 10, O Fallon, MO, 63368
Availability on request

Availability on request

General Practice Dentistry
O Fallon, IL2010 West Highway 50, O Fallon, IL, 62269
Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO1630 Market Center Dr, O Fallon, MO, 63368
Availability on request

Pediatric Dentistry
O Fallon, IL4945 Stone Falls Ctr Suite B, O Fallon, IL, 62269
Availability on request

Availability on request

General Practice Dentistry
O Fallon, IL741 W State St, O Fallon, IL, 62269
Availability on request

Availability on request

Availability on request

Availability on request

General Practice Dentistry
O Fallon, MO346 Fort Zumwalt Sq, O Fallon, MO, 63366
Availability on request

Availability on request

Availability on request

Availability on request

Availability on request
These providers list this insurance as accepted, but coverage should be confirmed directly with the provider before booking.
Same specialty in cities near O Fallon — useful if your insurance network extends across the metro.
O Fallon has dentists practicing across hospital systems, group practices, and independent clinics. When choosing a dentist in O Fallon, the three factors most patients care about are: insurance acceptance, distance from home or work, and patient reviews. Heallexa shows all three on every listing so you can compare without clicking back and forth.
Many O Fallon dentists list major insurance plans including Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings reflect what providers have indicated they accept — always confirm in-network status directly with the office before booking. Out-of-network visits can cost 3–5× more than in-network ones.
Confirm three things: (1) they currently accept your specific insurance plan and network tier, (2) the office location and parking, and (3) typical wait times for new-patient visits.
Many O Fallon dentists offer telehealth visits, especially for follow-ups, prescription refills, and consultations. Look for the telehealth badge on each profile.
Every listing on Heallexa is matched against NPI records and state license databases. Credentials, board certifications, and active license status are surfaced on each profile.
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