21 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Mullins, Specialist in Fullerton, CA?
Is Dr. Mullins board certified as a Specialist?
Yes, Dr. Keith Mullins, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Mullins speak?
Dr. Mullins and their clinical team can communicate with patients in the following languages:
- English
- Spanish
- Tagalog
What conditions does a Specialist like Dr. Mullins typically treat?
As a Specialist, Dr. Mullins 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. Mullins. 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:
- Sepsis
- Blood Poisoning
- Septicemia
- Systemic Bacterial Infection
ICD-10 Codes:
- A419: Sepsis, unspecified organism
Also known as:
- Chest Pain
- Chest discomfort
- Thoracic pain
- Upper body pain
ICD-10 Codes:
- R079: Chest pain, unspecified
Also known as:
- Pneumonia
- Lung Infection
- Chest Infection
- Pneumonitis
ICD-10 Codes:
- J189: Pneumonia, unspecified organism
Also known as:
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- GI Bleeding
- Internal Digestive Bleeding
- Digestive Tract Hemorrhage
ICD-10 Codes:
- K922: Gastrointestinal hemorrhage, unspecified
Does Dr. Mullins accept my insurance?
Dr. Mullins accepts most major insurance plans. Important: Please call our office at (562) 426-3333 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Mullins accept in Fullerton, CA?
Dr. Mullins in Fullerton, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
CVS Health (formerly Aetna)
HealthSmart
Kaiser Permanente
Medicare
Molina Healthcare
Monarch HealthCare
OptumRx Administered Payer
State of California
UnitedHealth Group
View All Insurances
Where is Dr. Mullins' office located?
Dr. Keith Mullins' Primary Practice
1950 Sunny Crest Dr Ste 2900
Fullerton, CA 92835
(562) 426-3333
What hospitals are Dr. Mullins affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Mullins has admitting privileges at the following hospitals:

Ranked Cancer Surgery
Ranked Mastectomy
What is Dr. Mullins's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Mullins's National Provider Identifier (NPI) number is 1952367310.
What common questions do patients ask about Dr. Mullins?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mullins