Dr. Jeffrey Liu Chow, DO
- Medicare services, 2024
- 1,191
- Medicare patients, 2024
- 236
- Part D claims, 2024
- 1,096
- Hospital affiliations
- 1
- Industry payments
- $1,393
- 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. Chow's professional email, personal email and mobile number
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Dr. Jeffrey Liu Chow is a nephrologist in Fontana, California
Dr. Chow practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Chow's NPI, 1285124222, was assigned on May 15, 2018. Dr. Chow graduated from Arizona College of Osteopathic Medicine - Glendale in 2018. Dr. Chow holds California license 20A19148.
- NPI
- 1285124222NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911255757
- NPI enumeration date
- May 15, 2018
- 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
- 31
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jeffrey Liu Chow practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Dr. Chow'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. Jeffrey Liu Chow is affiliated with 4 sites of care and 2 medical groups
Dr. Chow's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dr. Chow is also affiliated with Fontana Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Chow to 2 more group practices and clinics 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. Jeffrey Liu Chow's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chow practices, 3 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 |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jeffrey Liu Chow is one of 1,401 nephrologists in California
Nephrology is Dr. Chow's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Chow is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Chow's licenses on file in 2 states: California and North Carolina.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
- North Carolina license
Clinical focus
Dmand AI lists acute kidney failure, chronic diabetes, chronic hypertension, chronic kidney disease and fluid and electrolyte imbalances among the conditions Dr. Chow treats.
Nephrologists near Dr. Chow
Counts of nephrologists 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. Jeffrey Liu Chow billed Medicare for 1,191 services in 2024
CMS data shows 1,191 Medicare services from Dr. Chow across 11 procedure codes in 2024, for 236 Medicare patients. Medicare paid $108,153 for them.
Dr. Chow's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5732024: 1,06886%
- Other services
- 2023: 02024: 74
- Tests and treatments
- 2023: 672024: 4927%
Where Dr. Chow's Medicare services took place, 2024
- In an office51443%
- In a facility67757%
Dr. Chow compared with the California median for nephrologists, 2024
- Dr. Chow
- California median
- Medicare services
- 1,191vs 1,08410% above
- Medicare patients
- 236vs 30723% below
- Part D claims
- 825vs 95514% below
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Chow'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.
Need commercial claims for Dr. Chow?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chow and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jeffrey Liu Chow treated 236 Medicare patients in 2024, average age 74
CMS counts 236 Medicare patients who saw Dr. Chow in 2024. The largest group is 75 to 84, with 75 patients. 75% of them have chronic kidney disease, and 75% have diabetes. 60% are also on Medicaid. Their average risk score is 5.23, 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. Chow's median patient age at 67, with 50% women.
Dr. Chow's Medicare patients by age, 2024
Dr. Chow's Medicare patients by sex, 2024
- Women11147%
- Men12553%
Chronic conditions among Dr. Chow's Medicare patients, 2024
- Chronic kidney disease75%
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Heart failure68%
- Arthritis58%
- Ischemic heart disease58%
- Atrial fibrillation40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chow's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jeffrey Liu Chow wrote 1,096 Medicare Part D claims in 2024
In 2024, Dr. Chow wrote 1,096 Medicare Part D claims for 264 patients. 79% of them were for generic drugs. CMS names the drug for 825 of them, across 21 drugs with 11 or more claims each, at $128,077 in total drug cost. In 2023, CMS named 40 claims across 2 drugs.
Dr. Chow's Part D claims by kind of drug, 2024
- Generic865 claims79%
- Brand-name231 claims21%
Dr. Chow's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Chow's Part D claims, 2024
- Antibiotics2%18 of 1,096 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 402024: 8251963%
Drugs named by CMS: 21 in 2024, 2 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Jeffrey Liu Chow scored 0 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 0 out of 100 for Dr. Chow for performance year 2024, reported as part of a group. Dr. Chow accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chow's MIPS scores, performance year 2024
- 0of 100Final score
- 0of 100Quality
- 0of 100Improvement Activities
- 0of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Jeffrey Liu Chow received $1,393 in industry payments from 2023 to 2024
CMS Open Payments shows 47 general payments to Dr. Chow from 17 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 98% of the total. Amgen Inc. paid the most, $377.
General payments to Dr. Chow by program year, 2023 to 2024
General payments to Dr. Chow by kind, 2023 to 2024
- Food and beverage$1,36198%
- Education$322%
Companies that paid Dr. Chow the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jeffrey Liu Chow graduated from Arizona College of Osteopathic Medicine - Glendale
Dr. Chow graduated from Arizona College of Osteopathic Medicine - Glendale in 2018. Dr. Chow is a member of ASN.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Jeffrey Liu Chow accepts plans from 15 insurance carriers
Dr. Chow is in network with 15 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Kaiser Permanente
- Aetna
- HCSC
- Alliant Health Plans
- Aspirus Health Plan
- +7 more carriersWith a free account
Plan types Dr. Chow accepts, by number of carriers
- HMO7
- PPO7
- EPO4
- POS4
- Medicare3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jeffrey Liu Chow'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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. Jeffrey Liu Chow
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Jeffrey Liu Chow's NPI number?
Dr. Jeffrey Liu Chow's NPI number is 1285124222. It was assigned on May 15, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Jeffrey Liu Chow?
Dr. Jeffrey Liu Chow is a nephrologist in Fontana, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Jeffrey Liu Chow practice?
Dr. Chow practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Chow's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dmand AI also links Dr. Chow to 2 group practices and clinics and 1 medical group.
What is Dr. Jeffrey Liu Chow's office phone number?
The practice phone on file for Dr. Chow is (909) 427-5000.
What is Dr. Jeffrey Liu Chow's medical license number?
Dr. Chow holds California license 20A19148, one of the licenses on file in 2 states.
Which states has Dr. Jeffrey Liu Chow been licensed in?
Dmand AI has state licenses on file for Dr. Chow in California (2021 to 2027) and North Carolina (2018 to 2022).
Which hospitals is Dr. Jeffrey Liu Chow affiliated with?
Dr. Chow is affiliated with Fontana Medical Center.
What medical group is Dr. Jeffrey Liu Chow part of?
Dr. Chow is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Chow to 1 more medical group.
Does Dr. Jeffrey Liu Chow accept Medicare?
Yes. CMS data shows Dr. Chow billed Medicare for 1,191 services in 2024, and Dr. Chow accepts Medicare assignment.
What is Dr. Jeffrey Liu Chow's MIPS score?
Dr. Chow's MIPS final score for performance year 2024 is 0 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Jeffrey Liu Chow see?
CMS counts 236 Medicare patients who saw Dr. Chow in 2024, with an average age of 74.
Is Dr. Jeffrey Liu Chow board certified?
Yes. Dr. Chow is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Jeffrey Liu Chow bill to Medicare?
In 2024, Dr. Chow's most billed Medicare services were hospital inpatient care (99233), care management and other visits (99458) and care management and other visits (99457).
Where did Dr. Jeffrey Liu Chow go to medical school?
Dr. Chow graduated from Arizona College of Osteopathic Medicine - Glendale in 2018.
What drugs does Dr. Jeffrey Liu Chow prescribe most?
In 2024 Medicare Part D data, Dr. Chow's most prescribed drugs by claims were Furosemide, Losartan Potassium and Amlodipine Besylate.
Has Dr. Jeffrey Liu Chow received payments from drug or device companies?
CMS Open Payments shows $1,393 in general payments to Dr. Chow from 17 companies from 2023 to 2024. The largest total came from Amgen Inc.
How long has Dr. Jeffrey Liu Chow been practicing?
Dr. Chow graduated from medical school in 2018, 8 years ago.
What insurance does Dr. Jeffrey Liu Chow accept?
Dr. Chow is in network with 15 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. HMO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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