Summary

Dr. John Konstantin is a family medicine physician with expertise in surgery, bringing two decades of experience to his practice. He earned his medical degree from Drexel University College of Medicine and has dedicated his career to providing comprehensive care across multiple specialties. Dr. Konstantin is fluent in both Spanish and English, allowing him to serve diverse patient populations throughout the Oakland community.

Dr. Konstantin practices at several respected healthcare facilities in Oakland, California, including Wilma Chan Highland Hospital Campus, Kaiser Permanente Oakland Medical Center, and Alta Bates Summit Medical Center Summit Campus. He specializes in managing high blood pressure conditions, including pediatric hypertension and hypertensive emergencies. His practice also incorporates physical therapy and strength training approaches to patient care. Patients have rated Dr. Konstantin 4.6 out of 5 stars, reflecting their confidence in his comprehensive approach to family medicine.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 20 years of experience
  • 24 insurance plans accepted
  • speaks Spanish, English
  • Drexel University College Of Medicine
  • 1 written review
  • 2 specialties
  • 7 areas of expertise
  • 3 hospital affiliations
  • 4 office locations
  • Male

Office Locations

Dr. John Karl Konstantin has 4 locations

Konstantin John K Office

2584 MacArthur BlvdOakland, CA 94602
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

Wilma Chan Highland Hospital Campus

1411 E 31st StOakland, CA 94602

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Dr. John Karl Konstantin, MDDr. Samantha Von Ins, MDJennifer Recker, APRN, FNP-BCAnna V Mekhed
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
20 Years of Experience 16 Years of Experience 17 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English Speaks Spanish, Vietnamese Speaks English Speaks English, Russian, Bulgarian, Ukrainian
Oakland , CAPlacentia , CAChicago , ILSan Diego , CA
Med School: Drexel University College Of Medicine Med School: University Of California Irvine College Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. John Karl Konstantin

  • Accepts Medicare
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Alameda Alliance for Health
  • Alameda Alliance for Health - Medicaid (Managed)
  • Anthem Blue Cross
  • APWU
  • BLUE CROSS of CALIFORNIA
  • Blue Shield of California
  • Cigna
  • Contra Costa Health Plan
  • Health Net
  • Health Net - HMO
  • Humana
  • Kaiser Permanente
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare

Medical Specialties

Dr. John Karl Konstantin has the following 2 specialties

Specialty Expertise

Dr. John Karl Konstantin has the following 7 areas of expertise

  • Check-up
  • Flu (Human Influenza)
  • Heartburn
  • Immunization
  • Indigestion
  • Surgery
  • Vaccination

Certifications, License, & Education

20 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Medical School

Drexel University College Of MedicineGraduated in 2006

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Frequently Asked Questions

What languages does Dr. John Konstantin speak?
Dr. John Konstantin speaks Spanish and English.
Which hospitals is Dr. John Konstantin affiliated with?
Dr. John Konstantin is affiliated with Wilma Chan Highland Hospital Campus, Kaiser Permanente Oakland Medical Center, and Alta Bates Summit Medical Center Summit Campus.
Does Dr. John Konstantin accept my insurance?
You can see the insurance plans that Dr. John Konstantin accepts on their Vitals profile.
Does Dr. John Konstantin accept virtual/telehealth appointments?
Dr. John Konstantin has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. John Konstantin accepting new patients?
Dr. John Konstantin is accepting new patients on Vitals. View Dr. John Konstantin's profile on Vitals to make an appointment.

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