Feng Li
- Medicare services, 2020
- 1,807
- Part D claims, 2024
- 525
- Publications
- 1
- Hospital affiliations
- 2
- Industry payments
- $63,581
- Practice address
- 9333 Imperial Highway, Downey, CA 90242
- Practice phone
- Call (562) 461-6007
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Feng Li's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Feng Li is a gastroenterologist in Downey, California
Feng Li practices at Downey Medical Center in Downey, California, part of Kaiser Permanente.
Feng Li's NPI, 1003182593, was assigned on March 28, 2012. Feng Li graduated from Ohio State College of Medicine in 2012. Feng Li holds California license A162022.
- NPI
- 1003182593NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5294976635
- NPI enumeration date
- March 28, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 461-6007
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Feng Li practices at Downey Medical Center in Downey, California
Feng Li's primary practice is Downey Medical Center, at 9333 Imperial Highway, Downey, CA 90242 in Los Angeles County. The practice phone is (562) 461-6007.
- Downey Medical Center9333 Imperial Highway, Downey, CA 90242 · Los Angeles CountyPhone(562) 461-6007
Source: Dmand AI Affiliation Data
Feng Li is affiliated with 3 sites of care and 1 medical group
Feng Li's primary practice is Downey Medical Center in Downey, California, part of Kaiser Permanente. Feng Li is also affiliated with PIH Health Good Samaritan Hospital. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Feng Li to 1 more breast imaging center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Feng Li's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Feng Li practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Downey Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Feng Li is one of 1,977 gastroenterologists in California
Gastroenterology is Feng Li's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Feng Li is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Feng Li's licenses on file in 2 states: California and Ohio.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
- Ohio license
Clinical focus
Dmand AI lists upper GI endoscopy among the conditions Feng Li treats.
Gastroenterologists near Feng Li
Counts of gastroenterologists 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
Feng Li billed Medicare for 1,807 services in 2020
CMS data shows 1,807 Medicare services from Feng Li across 21 procedure codes in 2020. Medicare paid $164,189 for them.
Feng Li's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 2042020: 1,110444%
- Surgery
- 2019: 1342020: 432222%
- Tests and treatments
- 2019: 192020: 181853%
- Other services
- 2019: 852020: 841%
Where Feng Li's Medicare services took place, 2020
- In an office24013%
- In a facility1,56787%
Feng Li compared with the California median for gastroenterologists, 2020
- Feng Li
- California median
- Medicare services
- 1,807vs 5863.1 times
- Part D claims
- 435vs 38014% above
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Feng Li's most billed Medicare procedure codes, 2020
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 Feng Li?
Medicare shows one payer. Book a meeting to get commercial claims data for Feng Li and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Feng Li's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Feng Li's median patient age at 63, with 65% women.
Feng Li's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women65%
- Men35%
Source: Dmand AI Patient Panel Data
Feng Li wrote 525 Medicare Part D claims in 2024
In 2024, Feng Li wrote 525 Medicare Part D claims for 293 patients. 88% of them were for generic drugs. CMS names the drug for 435 of them, across 12 drugs with 11 or more claims each, at $295,038 in total drug cost. In 2023, CMS named 398 claims across 10 drugs.
Feng Li's Part D claims by kind of drug, 2024
- Generic460 claims88%
- Brand-name65 claims12%
Feng Li'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 Feng Li's Part D claims, 2024
- Antibiotics8%41 of 525 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: 3982024: 4359%
Drugs named by CMS: 12 in 2024, 10 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
Feng Li ranks in the 50th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Feng Li accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 20 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Feng Li, more than 50% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Feng Li ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 50th percentile20 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Feng Li has 1 publication on record
Dmand AI links 1 paper to Feng Li in 2018. Feng Li's most frequent co-authors are Darwin L. Conwell, MD, Amy Elizabeth Hosmer, MD and Somashekar Gopala Krishna, MD.
Feng Li's most frequent co-authors
- Darwin L. Conwell, MD1 shared paper
- Amy Elizabeth Hosmer, MD1 shared paper
- Somashekar Gopala Krishna, MD1 shared paper
Recent publications by Feng Li
See who Feng Li researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Feng Li works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Feng Li received $63,581 in industry payments from 2018 to 2024
CMS Open Payments shows 66 general payments to Feng Li from 18 drug and device companies from 2018 to 2024. Grants make up the largest share, 94% of the total. Cook Medical LLC paid the most, $40,000.
General payments to Feng Li by program year, 2018 to 2024
General payments to Feng Li by kind, 2018 to 2024
- Grants$60,00094%
- Food and beverage$2,2774%
- Travel and lodging$1,3042%
Companies that paid Feng Li the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Feng Li graduated from Ohio State College of Medicine
Feng Li graduated from Ohio State College of Medicine in 2012.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Feng Li accepts plans from 2 insurance carriers
Feng Li is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Feng Li accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Feng Li'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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 Data |
| 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Feng Li
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Feng Li's NPI number?
Feng Li's NPI number is 1003182593. It was assigned on March 28, 2012, and it is active in the NPI Registry.
What does Feng Li specialize in?
Feng Li is a gastroenterologist in Downey, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Feng Li practice?
Feng Li practices at 9333 Imperial Highway, Downey, CA 90242. Feng Li's primary practice is Downey Medical Center in Downey, California, part of Kaiser Permanente. Dmand AI also links Feng Li to 1 breast imaging center.
What is Feng Li's office phone number?
The practice phone on file for Feng Li is (562) 461-6007.
What is Feng Li's medical license number?
Feng Li holds California license A162022, one of the licenses on file in 2 states.
Which states has Feng Li been licensed in?
Dmand AI has state licenses on file for Feng Li in California (2019 to 2027) and Ohio (2012 to 2021).
Which hospitals is Feng Li affiliated with?
Feng Li practices at Downey Medical Center in Downey, California. Feng Li is also affiliated with PIH Health Good Samaritan Hospital.
What medical group is Feng Li part of?
Feng Li is linked to Southern California Permanente Medical Group.
Does Feng Li accept Medicare?
Yes. CMS data shows Feng Li billed Medicare for 1,807 services in 2020, and Feng Li accepts Medicare assignment.
Is Feng Li board certified?
Yes. Feng Li is board certified in gastroenterology by the American Board of Internal Medicine.
Show 8 more questionsShow fewer questions
What services does Feng Li bill to Medicare?
In 2020, Feng Li's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and special service (99152).
Where did Feng Li go to medical school?
Feng Li graduated from Ohio State College of Medicine in 2012.
What drugs does Feng Li prescribe most?
In 2024 Medicare Part D data, Feng Li's most prescribed drugs by claims were Gavilyte-C, Pantoprazole Sodium and Omeprazole.
Has Feng Li received payments from drug or device companies?
CMS Open Payments shows $63,581 in general payments to Feng Li from 18 companies from 2018 to 2024. The largest total came from Cook Medical LLC.
How long has Feng Li been practicing?
Feng Li graduated from medical school in 2012, 14 years ago.
Does Feng Li do research?
Dmand AI links 1 publication to Feng Li.
Who does Feng Li publish with?
Feng Li's most frequent co-authors are Darwin L. Conwell, MD (1 shared paper), Amy Elizabeth Hosmer, MD (1 shared paper) and Somashekar Gopala Krishna, MD (1 shared paper).
What insurance does Feng Li accept?
Feng Li is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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