Summary

Dr. Benjamin Loos is an otolaryngology-head and neck surgery specialist with additional expertise in plastic surgery. He earned his medical degree from Baylor College of Medicine and completed his residency at Georgetown University Medical Center. With 29 years of clinical experience, Dr. Loos brings extensive knowledge to his practice. He is fluent in both English and Spanish.

Dr. Loos maintains affiliations with John Muir Health Concord Medical Center and Walnut Creek Medical Center, serving patients in Concord and Walnut Creek, California. He specializes in treating various forms of hearing loss, including hearing difficulties in children and sensorineural hearing loss. His practice includes performing audiograms and comprehensive hearing tests to evaluate and diagnose hearing concerns. Patients have given Dr. Loos an average rating of 4.5 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 29 years of experience
  • speaks English, Spanish
  • Georgetown University Medical Center
  • 11 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Benjamin Marcus Loos has 4 locations

Contra Costa Ear Nose And Throat

2700 Grant St Ste 104Concord, CA 94520
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Walnut Creek Medical Center

1601 Ygnacio Valley RdWalnut Creek, CA 94598

John Muir Health Concord Outpatient Center

2700 Grant StConcord, CA 94520
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Compare with Similar Doctors

Dr. Benjamin Marcus Loos, MD
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Dr. Benjamin Marcus Loos, MDDr. Andrew Lim, MDDr. James Ernest Creston, MDDr. Nancy Jones Bryant, MD
Otolaryngology-Head & Neck SurgeryPlastic SurgeryOtolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck Surgery
Accepts New Patients Accepts New Patients
4.5 
29 Years of Experience 68 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish
Concord , CAStockton , CAEast Palo Alto , CADublin , CA
Med School: Baylor College Of Medicine Med School: University Of Pittsburgh School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Benjamin Marcus Loos

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Benjamin Marcus Loos has the following 2 specialties

Specialty Expertise

Dr. Benjamin Marcus Loos has the following 11 areas of expertise

  • Allergies
  • Chronic Sinusitis
  • Deviated Septum
  • Facial Trauma
  • Hearing Loss
  • Oophoritis (Ovary inflammation)
  • Plastic Surgery
  • Polyps
  • Smell Disorders
  • Swallowing Disorders
  • Tumors

Certifications, License, & Education

29 Years Experience

Dr. Benjamin Marcus Loos holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Georgetown University Medical Center.

Medical School

Graduated from Baylor College Of Medicine in 1997.

NPI Number

Dr. Loos' NPI number is 1457441214.

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Frequently Asked Questions

Which hospitals is Dr. Benjamin Loos affiliated with?
Dr. Benjamin Loos is affiliated with John Muir Health Concord Medical Center and Walnut Creek Medical Center.
Where is Dr. Benjamin Loos's office located?
Dr. Benjamin Loos's office is located at 2700 Grant St Ste 104, Concord, CA, 94520.
Does Dr. Benjamin Loos accept virtual/telehealth appointments?
Dr. Benjamin Loos has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Benjamin Loos?
You can find contact information for Dr. Benjamin Loos here on Vitals.
What languages does Dr. Benjamin Loos speak?
Dr. Benjamin Loos speaks English and Spanish.

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