Summary

Dr. Agnieszka Janisiewicz is an otolaryngology specialist who focuses on head and neck surgery. She earned her medical degree from Harvard Medical School and completed her residency training at Stanford University School of Medicine. With 18 years of experience treating patients with ear, nose, and throat conditions, Dr. Janisiewicz brings extensive expertise to her practice.

Dr. Janisiewicz provides care at Kaiser Permanente medical centers in Walnut Creek, San Leandro, and Fremont. She specializes in treating sinus problems, including ongoing sinus infections and sinus-related headaches. Her surgical expertise includes endoscopic sinus surgery and diagnostic procedures such as nasal endoscopy to examine the inside of the nose and sinuses. Patients rate Dr. Janisiewicz 5.0 out of 5 stars for her care.

Overview based on verified provider data

Quick Facts

  • 5
  • 18 years of experience
  • Stanford University School Of Medicine
  • 1 written review
  • 1 specialty
  • 9 areas of expertise
  • 3 hospital affiliations
  • 2 office locations
  • Female

Patients’ Perspective

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

Office Locations

Dr. Agnieszka Marzena Janisiewicz has 2 locations

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Dr. Agnieszka Marzena Janisiewicz, MDDr. Caitlin Woulfe PachecoDr. Charles H Vincent IIIDr. Mary Jue Xu
Otolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck Surgery
Accepts New Patients Accepts New Patients
18 Years of Experience 8 Years of Experience 40 Years of Experience 10 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Walnut Creek , CASanta Clara , CAOakland , CASan Francisco , CA
Med School: Harvard Medical School Med School: Icahn School Of Medicine At Mount Sinai Med School: Boston University School Of Medicine Med School: Harvard Medical School
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Insurance Plans Accepted by Dr. Agnieszka Marzena Janisiewicz

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

Medical Specialties

Dr. Agnieszka Marzena Janisiewicz has the following specialty

Specialty Expertise

Dr. Agnieszka Marzena Janisiewicz has the following 9 areas of expertise

  • Allergies
  • Chronic Sinusitis
  • Deviated Septum
  • Facial Trauma
  • Hearing Loss
  • Polyps
  • Smell Disorders
  • Swallowing Disorders
  • Tumors

Certifications, License, & Education

18 Years Experience

Dr. Agnieszka Marzena Janisiewicz holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Residency

Completed their residency at Stanford University School Of Medicine.

Medical School

Graduated from Harvard Medical School in 2008.

NPI Number

Dr. Janisiewicz's NPI number is 1467615104.

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Frequently Asked Questions

Is Dr. Agnieszka Janisiewicz accepting new patients?
Dr. Agnieszka Janisiewicz has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Agnieszka Janisiewicz accept my insurance?
You can see the insurance plans that Dr. Agnieszka Janisiewicz accepts on their Vitals profile.
Does Dr. Agnieszka Janisiewicz accept virtual/telehealth appointments?
Dr. Agnieszka Janisiewicz 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. Agnieszka Janisiewicz?
You can find contact information for Dr. Agnieszka Janisiewicz here on Vitals.
Where is Dr. Agnieszka Janisiewicz's office located?
Dr. Agnieszka Janisiewicz's office is located at 1425 S Main St, Walnut Creek, CA, 94596.

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