Dr. Chenglu Liu, MD
- Medicare services, 2024
- 180
- Medicare patients, 2024
- 203
- Part D claims, 2024
- 91
- Hospital affiliations
- 2
- Industry payments
- $1,006
- Practice address
- 1050 E Norris Dr, Ottawa, IL 61350
- Practice phone
- Call (309) 683-5050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSF Multi-Specialty Group
Ottawa, Illinois
Find Dr. Liu'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.
Dr. Chenglu Liu is a general surgeon in Ottawa, Illinois
Dr. Liu practices at OSF Multi-Specialty Group in Ottawa, Illinois.
Dr. Liu's NPI, 1437334208, was assigned on December 29, 2007. Dr. Liu holds Illinois license 036123647.
- NPI
- 1437334208NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749353647
- NPI enumeration date
- December 29, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (309) 683-5050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chenglu Liu practices at OSF Multi-Specialty Group in Ottawa, Illinois
Dr. Liu's primary practice is OSF Multi-Specialty Group, at 1050 E Norris Dr, Ottawa, IL 61350 in La Salle County. The practice phone is (309) 683-5050.
- OSF Multi-Specialty Group1050 E Norris Dr, Ottawa, IL 61350 · La Salle CountyPhone(309) 683-5050
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Chenglu Liu is affiliated with 4 sites of care and 1 medical group
Dr. Liu's primary practice is OSF Multi-Specialty Group in Ottawa, Illinois. Dr. Liu is also affiliated with OSF Saint Elizabeth Medical Center - Peru. The medical group on file is OSF Multi-Specialty Group. Dmand AI also links Dr. Liu to 1 more hospital and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Chenglu Liu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF Multi-Specialty Group | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chenglu Liu is one of 1,217 general surgeons in Illinois
Surgery is Dr. Liu's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Liu is licensed in Illinois.
Specialties and state licenses
- Surgery, IllinoisPrimary
General surgeons near Dr. Liu
Counts of general surgeons 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. Chenglu Liu billed Medicare for 180 services in 2024
CMS data shows 180 Medicare services from Dr. Liu across 7 procedure codes in 2024, for 203 Medicare patients. Medicare paid $25,327 for them.
Dr. Liu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1562024: 11526%
- Surgery
- 2023: 672024: 653%
- Other services
- 2023: 392024: 0100%
Where Dr. Liu's Medicare services took place, 2024
- In an office12670%
- In a facility5430%
Dr. Liu compared with the Illinois median for general surgeons, 2024
- Dr. Liu
- Illinois median
- Medicare services
- 180vs 1947% below
- Medicare patients
- 203vs 14441% above
- Part D claims
- 77vs 282.8 times
Medians across 1,031 general surgeons in Illinois with Dmand AI profiles that report each measure.
Dr. Liu'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. Liu and other general surgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chenglu Liu treated 203 Medicare patients in 2024, average age 71
CMS counts 203 Medicare patients who saw Dr. Liu in 2024. The largest group is 65 to 74, with 114 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Liu's median patient age at 69, with 42% women.
Dr. Liu's Medicare patients by age, 2024
Dr. Liu's Medicare patients by sex, 2024
- Women8743%
- Men11657%
Chronic conditions among Dr. Liu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis45%
- Anxiety27%
- Diabetes27%
- COPD25%
- Chronic kidney disease23%
- Ischemic heart disease22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Liu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women42%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Chenglu Liu wrote 91 Medicare Part D claims in 2024
In 2024, Dr. Liu wrote 91 Medicare Part D claims for 72 patients. 100% of them were for generic drugs. CMS names the drug for 77 of them, across 2 drugs with 11 or more claims each, at $337 in total drug cost. In 2023, CMS named 41 claims across 2 drugs.
Dr. Liu'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. Liu's Part D claims, 2024
- Opioids86%78 of 91 claims
- Antibiotics12%11 of 91 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: 412024: 7788%
Drugs named by CMS: 2 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. Chenglu Liu ranks in the 89th percentile for hernia repair - groin (open) in Medicare
Dr. Liu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 11 procedures of hernia repair - groin (open) by Dr. Liu, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Liu ranks in Medicare procedure volume
- Colonoscopy
- 78th percentile94 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 59th percentile38 procedures
- Hernia repair - groin (open)
- 89th percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 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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Dr. Chenglu Liu received $1,006 in industry payments from 2016 to 2023
CMS Open Payments shows 6 general payments to Dr. Liu from 1 drug or device company from 2016 to 2023. Travel and lodging make up the largest share, 71% of the total. Davol Inc. paid the most, $1,006.
General payments to Dr. Liu by program year, 2016 to 2023
General payments to Dr. Liu by kind, 2016 to 2023
- Travel and lodging$71771%
- Food and beverage$28929%
Companies that paid Dr. Liu the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Chenglu Liu'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Chenglu Liu
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. Chenglu Liu's NPI number?
Dr. Chenglu Liu's NPI number is 1437334208. It was assigned on December 29, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Chenglu Liu?
Dr. Chenglu Liu is a general surgeon in Ottawa, Illinois. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Chenglu Liu practice?
Dr. Liu practices at 1050 E Norris Dr, Ottawa, IL 61350. Dr. Liu's primary practice is OSF Multi-Specialty Group in Ottawa, Illinois. Dmand AI also links Dr. Liu to 1 hospital and 1 group practice or clinic.
What is Dr. Chenglu Liu's office phone number?
The practice phone on file for Dr. Liu is (309) 683-5050.
What is Dr. Chenglu Liu's medical license number?
Dr. Liu holds Illinois license 036123647.
Which hospitals is Dr. Chenglu Liu affiliated with?
Dr. Liu is affiliated with OSF Saint Elizabeth Medical Center - Peru. Dmand AI links Dr. Liu to 1 more hospital.
What medical group is Dr. Chenglu Liu part of?
Dr. Liu is linked to OSF Multi-Specialty Group.
Does Dr. Chenglu Liu accept Medicare?
Yes. CMS data shows Dr. Liu billed Medicare for 180 services in 2024, and Dr. Liu accepts Medicare assignment.
How many Medicare patients does Dr. Chenglu Liu see?
CMS counts 203 Medicare patients who saw Dr. Liu in 2024, with an average age of 71.
What services does Dr. Chenglu Liu bill to Medicare?
In 2024, Dr. Liu's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: digestive system (45385).
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What drugs does Dr. Chenglu Liu prescribe most?
In 2024 Medicare Part D data, Dr. Liu's most prescribed drugs by claims were Hydrocodone-Acetaminophen and Tramadol HCl.
Has Dr. Chenglu Liu received payments from drug or device companies?
CMS Open Payments shows $1,006 in general payments to Dr. Liu from 1 company from 2016 to 2023. The largest total came from Davol Inc.
How long has Dr. Chenglu Liu been practicing?
Dr. Liu graduated from medical school in 1983, 43 years ago.
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