Dr. Ying Hao Lai, MD
- Medicare services, 2024
- 195
- Medicare patients, 2024
- 126
- Part D claims, 2024
- 116
- Hospital affiliations
- 2
- Industry payments
- $52,776
- Practice address
- 3000 N Halsted St, Chicago, IL 60657
- Practice phone
- Call (312) 236-3642
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ENT Surgery Care Center LLC
Chicago, Illinois
Find Dr. Lai'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. Ying Hao Lai is a general surgeon in Chicago, Illinois
Dr. Lai practices at ENT Surgery Care Center LLC in Chicago, Illinois.
Dr. Lai's NPI, 1104116847, was assigned on April 14, 2011. Dr. Lai graduated from Northwestern University Feinberg Medical School in 2011. Dr. Lai holds Illinois license 036.140559.
- NPI
- 1104116847NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284929498
- NPI enumeration date
- April 14, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 236-3642
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ying Hao Lai practices at ENT Surgery Care Center LLC in Chicago, Illinois
Dr. Lai's primary practice is ENT Surgery Care Center LLC, at 3000 N Halsted St, Chicago, IL 60657 in Cook County. The practice phone is (312) 236-3642.
- ENT Surgery Care Center LLC3000 N Halsted St, Chicago, IL 60657 · Cook CountyPhone(312) 236-3642
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ying Hao Lai is affiliated with 5 sites of care and 2 medical groups
Dr. Lai's primary practice is ENT Surgery Care Center LLC in Chicago, Illinois. Dr. Lai is also affiliated with Advocate Illinois Masonic Medical Center. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Dr. Lai to 1 more hospital, 2 group practices and clinics and 1 medical group, 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. Ying Hao Lai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lai practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ENT Surgery Care Center LLC | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ying Hao Lai is one of 1,217 general surgeons in Illinois
Surgery is Dr. Lai's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Lai is licensed in Illinois.
Specialties and state licenses
- Surgery, IllinoisPrimary
General surgeons near Dr. Lai
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. Ying Hao Lai billed Medicare for 195 services in 2024
CMS data shows 195 Medicare services from Dr. Lai across 7 procedure codes in 2024, for 126 Medicare patients. Medicare paid $22,755 for them.
Dr. Lai's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1622024: 18414%
- Surgery
- 2023: 132024: 1115%
Where Dr. Lai's Medicare services took place, 2024
- In an office9348%
- In a facility10252%
Dr. Lai compared with the Illinois median for general surgeons, 2024
- Dr. Lai
- Illinois median
- Medicare services
- 195vs 194Close to median
- Medicare patients
- 126vs 14413% below
- Part D claims
- 89vs 283.2 times
Medians across 1,031 general surgeons in Illinois with Dmand AI profiles that report each measure.
Dr. Lai'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. Lai and other general surgeons in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ying Hao Lai treated 126 Medicare patients in 2024, average age 72
CMS counts 126 Medicare patients who saw Dr. Lai in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.64, 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. Lai's median patient age at 70, with 39% women.
Dr. Lai's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lai's Medicare patients by sex, 2024
- Women5342%
- Men7358%
Chronic conditions among Dr. Lai's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis41%
- Chronic kidney disease34%
- Ischemic heart disease32%
- Diabetes31%
- Anxiety28%
- Mood disorders28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women39%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ying Hao Lai wrote 116 Medicare Part D claims in 2024
In 2024, Dr. Lai wrote 116 Medicare Part D claims for 90 patients. 96% of them were for generic drugs. CMS names the drug for 89 of them, across 3 drugs with 11 or more claims each, at $379 in total drug cost. In 2023, CMS named 64 claims across 3 drugs.
Dr. Lai's Part D claims by kind of drug, 2024
- Generic111 claims96%
- Brand-name and other5 claims4%
Dr. Lai'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. Lai's Part D claims, 2024
- Opioids67%78 of 116 claims
- Antibiotics16%18 of 116 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: 642024: 8939%
Drugs named by CMS: 3 in 2024, 3 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. Ying Hao Lai ranks in the 88th percentile for hernia repair (minimally invasive) in Medicare
Dr. Lai accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 20 procedures of hernia repair (minimally invasive) by Dr. Lai, more than 88% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Lai ranks in Medicare procedure volume
- Hernia repair (minimally invasive)
- 88th percentile20 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 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. Ying Hao Lai received $52,776 in industry payments from 2016 to 2025
CMS Open Payments shows 227 general payments to Dr. Lai from 21 drug and device companies from 2016 to 2025. Education make up the largest share, 57% of the total. Intuitive Surgical, Inc. paid the most, $41,842.
General payments to Dr. Lai by program year, 2016 to 2025
General payments to Dr. Lai by kind, 2016 to 2025
- Education$30,00057%
- Food and beverage$10,93321%
- Travel and lodging$7,75515%
- Speaker and faculty fees$3,7507%
- Other$3391%
Companies that paid Dr. Lai the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ying Hao Lai graduated from Northwestern University Feinberg Medical School
Dr. Lai graduated from Northwestern University Feinberg Medical School in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ying Hao Lai'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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Ying Hao Lai
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. Ying Hao Lai's NPI number?
Dr. Ying Hao Lai's NPI number is 1104116847. It was assigned on April 14, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Ying Hao Lai?
Dr. Ying Hao Lai is a general surgeon in Chicago, Illinois. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Ying Hao Lai practice?
Dr. Lai practices at 3000 N Halsted St, Chicago, IL 60657. Dr. Lai's primary practice is ENT Surgery Care Center LLC in Chicago, Illinois. Dmand AI also links Dr. Lai to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Ying Hao Lai's office phone number?
The practice phone on file for Dr. Lai is (312) 236-3642.
What is Dr. Ying Hao Lai's medical license number?
Dr. Lai holds Illinois license 036.140559.
Which hospitals is Dr. Ying Hao Lai affiliated with?
Dr. Lai is affiliated with Advocate Illinois Masonic Medical Center. Dmand AI links Dr. Lai to 1 more hospital.
What medical group is Dr. Ying Hao Lai part of?
Dr. Lai is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Dr. Lai to 1 more medical group.
Does Dr. Ying Hao Lai accept Medicare?
Yes. CMS data shows Dr. Lai billed Medicare for 195 services in 2024, and Dr. Lai accepts Medicare assignment.
How many Medicare patients does Dr. Ying Hao Lai see?
CMS counts 126 Medicare patients who saw Dr. Lai in 2024, with an average age of 72.
What services does Dr. Ying Hao Lai bill to Medicare?
In 2024, Dr. Lai's most billed Medicare services were hospital inpatient care (99233), office visit, new patient (99203) and office visit, new patient (99204).
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Where did Dr. Ying Hao Lai go to medical school?
Dr. Lai graduated from Northwestern University Feinberg Medical School in 2011.
What drugs does Dr. Ying Hao Lai prescribe most?
In 2024 Medicare Part D data, Dr. Lai's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Amoxicillin-Clavulanate Potass and Tramadol HCl.
Has Dr. Ying Hao Lai received payments from drug or device companies?
CMS Open Payments shows $52,776 in general payments to Dr. Lai from 21 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Ying Hao Lai been practicing?
Dr. Lai graduated from medical school in 2011, 15 years ago.
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