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Dr. Jacob & AssociatesPsychiatrist in Diamond Bar, CA

Dr. Jacob & Associates is a psychiatrist at 2705 S Diamond Bar Blvd Ste 238, Diamond Bar, CA 91765, ranked #38 of 854 psychiatrists in Diamond Bar and rated 2.8 from 12 Google reviews. Open Tuesday to Thursday.

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

Diamond Bar, CAUpdated 0 paid placements in any rankingHow we rank

Call (909) 860-2166Website ↗

Key facts

Key facts about Dr. Jacob & Associates
Address2705 S Diamond Bar Blvd Ste 238, Diamond Bar, CA 91765Get directions
Phone(909) 860-2166
Websitedrjacobandassociates.com
HoursTuesday: 9 AM – 4:30 PM; Wednesday and Thursday: 9 AM – 1:30 PM
Google rating2.8 from 12 Google reviews

Specialties

Each specialty shows the evidence we matched it on.

Service area

Serves Diamond Bar and 11 towns within 40 miles: Walnut, Rowland Heights, Chino Hills, South San Jose Hills, Brea, Yorba Linda, La Habra, La Puente, Pomona, Placentia and Hacienda Heights.

Based in Diamond Bar, CAView on map

Opening hours

Opening hours for Dr. Jacob & Associates
DayHours
MondayClosed
Tuesday9 AM – 4:30 PM
Wednesday9 AM – 1:30 PM
Thursday9 AM – 1:30 PM
FridayClosed
SaturdayClosed
SundayClosed
  • Open evenings — no
  • Open Saturdays — no
  • Open Sundays — no

Questions about Dr. Jacob & Associates

How is Dr. Jacob & Associates ranked in Diamond Bar?

Dr. Jacob & Associates is ranked #38 of 854 psychiatrists in Diamond Bar by RP Score, with 67 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. Jacob & Associates’ hours?

Dr. Jacob & Associates is open Tuesday to Thursday. Its listed hours are Tuesday, 9 AM – 4:30 PM; Wednesday and Thursday, 9 AM – 1:30 PM. It is closed on Saturdays and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Dr. Jacob & Associates serve?

Serves Diamond Bar and 11 towns within 40 miles: Walnut, Rowland Heights, Chino Hills, South San Jose Hills, Brea, Yorba Linda, La Habra, La Puente, Pomona, Placentia and Hacienda Heights. 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. Jacob & Associates?

Dr. Jacob & Associates has a rating of 2.8 from 12 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. Jacob & Associates?

Call Dr. Jacob & Associates on (909) 860-2166. The business is at 2705 S Diamond Bar Blvd Ste 238, Diamond Bar, CA 91765. Its website is linked in the key facts on this page. Ask about fees, insurance and openings before you book a first session.

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Compare nearby psychiatrists

Dr. Jacob & Associates compared with nearby businesses
BusinessRankRP ScoreGoogle ratingSaturdaySundayDistance away
Dr. Jacob & Associates (this business)—672.8 (12)NoNo
Dr. Jaesu Han#36675.0 (7)——15.6 mi
Orange Coast Psychiatry#37675.0 (19)NoNo9.5 mi
Dr. Purshotam B. Kataria, MD#39673.8 (62)——17.1 mi

See all 854 ranked psychiatrists in Diamond Bar