15 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Quan, Infectious Disease Specialist in Antioch, CA?
Where did Dr. Quan go to medical school and complete their residency?
Medical School: University of California
Is Dr. Quan board certified as an Infectious Disease Specialist?
Yes, Dr. Clifford Quan, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Quan speak?
Dr. Quan and their clinical team can communicate with patients in the following languages:
- English
- Spanish
What conditions does an Infectious Disease Specialist like Dr. Quan typically treat?
As an Infectious Disease Specialist, Dr. Quan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Quan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Asymptomatic HIV Infection
- HIV
- HIV positive without symptoms
- Latent HIV infection
- HIV carrier
ICD-10 Codes:
- Z21: Asymptomatic human immunodeficiency virus [HIV] infection status
Also known as:
- Travel Health Counseling
- Traveler's Health
- Travel medicine consultation
- Pre-travel health advice
- International travel health
ICD-10 Codes:
- Z7184: Encounter for health counseling related to travel
Also known as:
- Repeat Prescription Visit
- Prescription Refill Appointment
- Medication Renewal Visit
- Follow-up for Prescription
ICD-10 Codes:
- Z760: Encounter for issue of repeat prescription
Also known as:
- Blood Infection
- Sepsis
- Bacteremia
- Bacteria in blood
- Bloodstream infection
ICD-10 Codes:
- R7881: Bacteremia
Also known as:
- HIV
- Human Immunodeficiency Virus
- AIDS virus
ICD-10 Codes:
- B20: Human immunodeficiency virus [HIV] disease
Also known as:
- Urinary Tract Infection
- UTI
- Bladder infection
- Kidney infection
- Urine infection
ICD-10 Codes:
- N390: Urinary tract infection, site not specified
What procedures does an Infectious Disease Specialist like Dr. Quan typically perform?
As an Infectious Disease Specialist, procedures performed by Dr. Clifford Quan may include:
- Epidemiology Consultation
- Epidemiology Follow Up
- HIV / AIDS Consultation
- HIV / AIDS Follow Up
- Human Papillomavirus (HPV) Vaccine
- Infection Follow Up
- Lumbar Puncture
- Pertussis Vaccine
Please contact Dr. Quan's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Quan accept my insurance?
Dr. Quan accepts most major insurance plans. Important: Please call our office at (925) 295-4612 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Quan accept in Antioch, CA?
Dr. Quan in Antioch, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Cigna Group
Elevance Health Inc. (formerly Anthem)
Health Plan of San Joaquin
Kaiser Permanente
Medicare
UnitedHealth Group
View All Insurances
Where is Dr. Quan's office located?
What hospitals are Dr. Quan affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Quan has admitting privileges at the following hospitals:
What is Dr. Quan's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Quan's National Provider Identifier (NPI) number is 1235322264.
What common questions do patients ask about Dr. Quan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Quan
What is Dr. Clifford Quan's specialty?
What does an Infectious Disease Specialist do?
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.