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Dr. Jeffrey S. Chalfant, DOPsychiatrist in Belleville, IL

Dr. Jeffrey S. Chalfant, DO is a psychiatrist at 4600 Memorial Dr, Belleville, IL 62226, ranked #1 of 176 psychiatrists in Belleville and rated 2.7 from 14 Google reviews. Open 7 days a week.

This profile is built from public listing data. Confirm the provider’s license, services, fees and availability with the practice before you book.

Belleville, ILUpdated 0 paid placements in any rankingHow we rank

Call (618) 236-6501

Key facts

Key facts about Dr. Jeffrey S. Chalfant, DO
Address4600 Memorial Dr, Belleville, IL 62226Get directions
Phone(618) 236-6501
HoursOpen all day, 7 days a week
Google rating2.7 from 14 Google reviews

Specialties

Each specialty shows the evidence we matched it on.

Service area

Serves Belleville and 11 towns within 40 miles: Swansea, Fairview Heights, O'Fallon, Shiloh, Collinsville, East Saint Louis, Cahokia, Columbia, Granite City, Glen Carbon and Troy.

Based in Belleville, ILView on map

Opening hours

Opening hours for Dr. Jeffrey S. Chalfant, DO
DayHours
Monday12 AM – 12 AM
Tuesday12 AM – 12 AM
Wednesday12 AM – 12 AM
Thursday12 AM – 12 AM
Friday12 AM – 12 AM
Saturday12 AM – 12 AM
Sunday12 AM – 12 AM
  • Open evenings — no
  • Open Saturdays
  • Open Sundays

Questions about Dr. Jeffrey S. Chalfant, DO

How is Dr. Jeffrey S. Chalfant, DO ranked in Belleville?

Dr. Jeffrey S. Chalfant, DO is ranked #1 of 176 psychiatrists in Belleville by RP Score, with 75 out of 100 as of November 2026. The score weighs reputation, review volume, recency, availability, specialty focus, proximity, claimed profile and partnered. No business can pay to change its rank.

What are Dr. Jeffrey S. Chalfant, DO’s hours?

Dr. Jeffrey S. Chalfant, DO is open 7 days a week. Its listed hours are Open all day, 7 days a week. On Saturdays it is open 12 AM to 12 AM, and on Sundays 12 AM to 12 AM. Hours come from the business listing; holiday hours may differ.

What areas does Dr. Jeffrey S. Chalfant, DO serve?

Serves Belleville and 11 towns within 40 miles: Swansea, Fairview Heights, O'Fallon, Shiloh, Collinsville, East Saint Louis, Cahokia, Columbia, Granite City, Glen Carbon and Troy. The list is based on the business's location and the usual service radius for psychiatry. Confirm your address is covered when you call.

What do Google reviews say about Dr. Jeffrey S. Chalfant, DO?

Dr. Jeffrey S. Chalfant, DO has a rating of 2.7 from 14 Google reviews. The RP Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Dr. Jeffrey S. Chalfant, DO?

Call Dr. Jeffrey S. Chalfant, DO on (618) 236-6501. The business is at 4600 Memorial Dr, Belleville, IL 62226. Ask about fees, insurance and openings before you book a first session.

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Compare nearby psychiatrists

Dr. Jeffrey S. Chalfant, DO compared with nearby businesses
BusinessRankRP ScoreGoogle ratingSaturdaySundayDistance away
Dr. Jeffrey S. Chalfant, DO (this business)—752.7 (14)YesYes
Terrence Casey Psychiatry#2744.3 (6)——5.2 mi
Chalfant Jeffrey S DO#3722.9 (19)——1.1 mi

See all 176 ranked psychiatrists in Belleville