Family Doctors Barrington, IL | Regency Medical Center P.C.
Internal Medicine • Barrington, RI
About
Regency Medical Center P.C. offers family medicine and general medical care in Barrington, IL, with additional offices in Palatine, IL. Key points: - Services: Family doctors, internal medicine, women’s health, children’s health, and general medical care. - Locations: Barrington, IL; additionally 782 W Euclid Ave, Palatine, IL; 675 N North Ct Ste 180, Palatine, IL. - Contact: Phone (847) 726-0774; email info@regencymedcentre.com - Staffing: Small practice (~7 employees) led by FNP Aleksandra Bielawiec. - Profile: US-based healthcare provider with international presence; active status; web presence at regencymedicalcenter.net. - Highlights: Strong user engagement on site (low bounce, ~2.5 pages/visit) and healthy monthly visit growth.
Clinic Type
Internal Medicine
Address
22285 N. Pepper Rd. Suite 302, Barrington, IL 60010
Phone
847-726-0774
inappropriatecontent@hibu.com
Opening Hours
Mon - Fri 8:00 am - 6:00 pm; Saturday 8:00 am - 12:00 pm (Open every other Saturday)
Emergency Care
In case of emergency, dial 911
Services Offered
Insurance & Payment
—
Languages Spoken
—
FAQs
What are the Barrington Office hours?
Mon - Fri 8:00 am - 6:00 pm; Saturday 8:00 am - 12:00 pm (Open every other Saturday)
Social Media
Photos







What Patients Say
Overall sentiment across review platforms: mixed
- Yelp: General negative trend noted in recent reviews (54 reviews on Yelp)
- Vitals.com: Variable ratings for individual doctors (e.g., 2.8 to 4.6) (Varies by provider)
Patients praise
- Some long-term patients value specific doctors (e.g., Dr. Patel)
- Historical satisfaction with retired or former staff (e.g., Dr. Aziz)
- Some patients find the doctors attentive or outstanding
Common complaints
- Poor customer service and office staff behavior
- Difficulty with phone communication and scheduling
- Billing issues and unexpected charges
- Perceived decline in quality of care recently
- Complaints about unneeded visits or testing
"The customer service is the worst i have ever experienced anywhere. You can barely get through on the phones. When you do manage to get through the people answering the phones are rude and don't care at all."
— LocalityBiz user review"It's really gone downhill after Dr. Aziz left. The office staff is pitiful. What a shame."
— Yelp user review"The whole practice and especially doctor Patel are simply outstanding. The staff is courteous attentive and know what they are doing."
— Regency Medical Center practice websiteSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Dr. Thomas L. Waidzunas - Family Medicine Doctor in Palos Heights, IL — May 14, 2026
- Dr. Lauren R. Knazze, MD - Family Medicine Doctor in Chicago Heights, IL — May 14, 2026
- Dr. Kun Wang, MD - Hospitalist in Hoffman Estates, IL — May 14, 2026
- Dr. Ryan Tremb, DO, Family Physician | Ottawa, IL | WebMD — Apr 2, 2026
- Dr. Wilfredo Romero Ubillus - Internal Medicine Physician in Schaumburg, IL — May 14, 2026
Information sourced from the clinic's website as of July 11, 2026.
More internal medicine clinics in Barrington
Summary: - Lifespan Primary Care is a medical practices entity with a focus on primary care, headquartered in Princeton Junction, NJ, and connected to Lifespan Physician Group's internal medicine and family medicine services. - The page describes Lifespan Primary Care as a medical group practice and lists several contact phone numbers; it mentions a RI-based physician group (Warren, RI) as a related entity in internal and family medicine. - Available details include industry (Medical Practices), organization type (Public Company), and a small workforce (3 employees, with notable growth). No specific providers or Barrington/Brown Health affiliations are listed on the page. - Notable aliases and social presence: Lifespan Primary Care and LinkedIn presence (linkedin.com/company/lifespanprimarycare). If you’re searching for Brown Health Medical Group Primary Care Practices & Providers in Barrington, this page does not provide Barrington-specific providers or a direct Brown Health link. You may want to search Brown Health’s site or contact the listed Lifespan Primary Care numbers for Barrington-area primary care providers or to confirm any Barrington-affiliated clinicians.
Comparing your options?
See other internal medicine clinics in Barrington, or search the full directory by insurance, ratings, and more.

