Dr. Chester Kevin Bai, MD
- Medicare services, 2024
- 95
- Medicare patients, 2024
- 168
- Hospital affiliations
- 2
- Medical groups
- 2
- Insurance carriers
- 2
- Practice address
- 9965 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
Find Dr. Bai's professional email, personal email and mobile number
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Dr. Chester Kevin Bai is a diagnostic radiologist in Fontana, California
Dr. Bai practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Bai's NPI, 1801109871, was assigned on July 20, 2010. Dr. Bai graduated from University of California San Diego School of Medicine in 2010. Dr. Bai holds California license A120741.
- NPI
- 1801109871NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0345493961
- NPI enumeration date
- July 20, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chester Kevin Bai practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Dr. Bai's primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center9965 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Chester Kevin Bai is affiliated with 3 sites of care and 2 medical groups
Dr. Bai's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dr. Bai is also affiliated with Fontana Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Bai to 1 more hospital and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Chester Kevin Bai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bai practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chester Kevin Bai is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Dr. Bai's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Bai is board certified in diagnostic radiology by the American Board of Radiology. Dr. Bai is licensed in California.
Specialties and state licenses
- Diagnostic radiology, CaliforniaPrimary
Diagnostic radiologists near Dr. Bai
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Chester Kevin Bai billed Medicare for 95 services in 2024
CMS data shows 95 Medicare services from Dr. Bai across 4 procedure codes in 2024, for 168 Medicare patients. Medicare paid $2,011 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bai's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 802024: 9519%
Dr. Bai compared with the California median for diagnostic radiologists, 2024
- Dr. Bai
- California median
- Medicare services
- 95vs 2,28196% below
- Medicare patients
- 168vs 1,34688% below
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Dr. Bai's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bai and other diagnostic radiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chester Kevin Bai treated 168 Medicare patients in 2024, average age 66
CMS counts 168 Medicare patients who saw Dr. Bai in 2024. The largest group is 65 to 74, with 74 patients. 72% of them have high blood pressure, and 61% have high cholesterol. 68% are also on Medicaid. Their average risk score is 2.38, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Bai's median patient age at 53, with 62% women.
Dr. Bai's Medicare patients by age, 2024
Dr. Bai's Medicare patients by sex, 2024
- Women9255%
- Men7645%
Chronic conditions among Dr. Bai's Medicare patients, 2024
- High blood pressure72%
- High cholesterol61%
- Diabetes48%
- Chronic kidney disease35%
- Arthritis34%
- Heart failure32%
- Anxiety30%
- Mood disorders30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Chester Kevin Bai takes part in Medicare
Dr. Bai accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Chester Kevin Bai graduated from University of California San Diego School of Medicine
Dr. Bai graduated from University of California San Diego School of Medicine in 2010.
- Medical school
- Board certified in diagnostic radiology
Source: Dmand AI Professional Profile Data
Dr. Chester Kevin Bai accepts plans from 2 insurance carriers
Dr. Bai is in network with 2 carriers, including CMS Medicare and Kaiser Permanente. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
- Kaiser Permanente
Plan types Dr. Bai accepts, by number of carriers
- HMO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Chester Kevin Bai's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Chester Kevin Bai
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What is Dr. Chester Kevin Bai's NPI number?
Dr. Chester Kevin Bai's NPI number is 1801109871. It was assigned on July 20, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Chester Kevin Bai?
Dr. Chester Kevin Bai is a diagnostic radiologist in Fontana, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Chester Kevin Bai practice?
Dr. Bai practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Bai's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dmand AI also links Dr. Bai to 1 hospital and 1 medical group.
What is Dr. Chester Kevin Bai's office phone number?
The practice phone on file for Dr. Bai is (909) 427-5000.
What is Dr. Chester Kevin Bai's medical license number?
Dr. Bai holds California license A120741.
Which hospitals is Dr. Chester Kevin Bai affiliated with?
Dr. Bai is affiliated with Fontana Medical Center. Dmand AI links Dr. Bai to 1 more hospital.
What medical group is Dr. Chester Kevin Bai part of?
Dr. Bai is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Bai to 1 more medical group.
Does Dr. Chester Kevin Bai accept Medicare?
Yes. CMS data shows Dr. Bai billed Medicare for 95 services in 2024, and Dr. Bai accepts Medicare assignment.
How many Medicare patients does Dr. Chester Kevin Bai see?
CMS counts 168 Medicare patients who saw Dr. Bai in 2024, with an average age of 66.
Is Dr. Chester Kevin Bai board certified?
Yes. Dr. Bai is board certified in diagnostic radiology by the American Board of Radiology.
Show 4 more questionsShow fewer questions
What services does Dr. Chester Kevin Bai bill to Medicare?
In 2024, Dr. Bai's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and diagnostic imaging (74177).
Where did Dr. Chester Kevin Bai go to medical school?
Dr. Bai graduated from University of California San Diego School of Medicine in 2010.
How long has Dr. Chester Kevin Bai been practicing?
Dr. Bai graduated from medical school in 2010, 16 years ago.
What insurance does Dr. Chester Kevin Bai accept?
Dr. Bai is in network with 2 carriers, including CMS Medicare and Kaiser Permanente. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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