Dr. Yong Tai Lee, MD

  • Los Angeles, CA
  • Gastroenterologist
NPI1972607364PAC ID4284535089
Medicare services, 2024
3,722
Medicare patients, 2024
552
Part D claims, 2024
6,097
MIPS score, 2024
100
Industry payments
$1,723
Practice address
903 S Crenshaw Blvd, Los Angeles, CA 90019
Practice phone
Call (323) 909-6644
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Canaan Surgery Center, Inc.

Los Angeles, California

See all 2 affiliations

Find Dr. Lee'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.

View contacts for free

Dr. Yong Tai Lee is a gastroenterologist in Los Angeles, California

Dr. Lee practices at Canaan Surgery Center, Inc. in Los Angeles, California.

Dr. Lee's NPI, 1972607364, was assigned on September 7, 2006. Dr. Lee graduated from Loma Linda University School Of Medicine in 1985. Dr. Lee's California license number on file is G67974.

NPI and contact details
Medicare PAC ID
4284535089
NPI enumeration date
September 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(323) 909-6644
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
67
Medical school graduation
1985

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Yong Tai Lee practices at Canaan Surgery Center, Inc. in Los Angeles, California

Dr. Lee's primary practice is Canaan Surgery Center, Inc., at 903 S Crenshaw Blvd, Los Angeles, CA 90019 in Los Angeles County. The practice phone is (323) 909-6644.

  • Canaan Surgery Center, Inc.
    903 S Crenshaw Blvd, Los Angeles, CA 90019 · Los Angeles CountyPhone(323) 909-6644

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Yong Tai Lee is affiliated with 2 sites of care

Dr. Lee's primary practice is Canaan Surgery Center, Inc. in Los Angeles, California. Dmand AI also links Dr. Lee to 1 physician office, named with a free account.

Canaan Surgery Center, Inc.Los Angeles, CaliforniaPrimary
1 physician officeName with a free account
See all 2 affiliations for Dr. Lee

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Yong Tai Lee's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Canaan Surgery Center, Inc.Available with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Dr. Lee practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Yong Tai Lee is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Lee is board certified in internal medicine by the American Board of Internal Medicine. Dr. Lee has a license on file in California.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense G67974 · 1990 to 2025 · taxonomy 207RG0100X

Clinical focus

Dmand AI lists acid reflux, aneurysm, anxiety, aortic atherosclerois, atrial fibrillation and flutter, bladder disease, cardiomyopathy and cerebrovascular disease among the conditions Dr. Lee treats.

Gastroenterologists near Dr. Lee

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

Dr. Yong Tai Lee billed Medicare for 3,722 services in 2024

CMS data shows 3,722 Medicare services from Dr. Lee across 21 procedure codes in 2024, for 552 Medicare patients. Medicare paid $1,789,134 for them. Every service was in an office.

Medicare services, 20243,722
Medicare patients552
Paid by Medicare$1.8M
Procedure codes21

Dr. Lee's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,9832024: 1,38130%
Surgery
2023: 1,5082024: 1,16723%
Office and hospital visits
2023: 1,9592024: 1,10444%
Other services
2023: 1092024: 7036%

Dr. Lee compared with the California median for gastroenterologists, 2024

  • Dr. Lee
  • California median
Medicare services
3,722vs 5866.4 times
Medicare patients
552vs 30283% above
Part D claims
5,592vs 38014.7 times

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Lee'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.

See all procedures by Dr. Lee

Need commercial claims for Dr. Lee?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lee and other gastroenterologists in California.

Book a meeting

Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Yong Tai Lee treated 552 Medicare patients in 2024, average age 74

CMS counts 552 Medicare patients who saw Dr. Lee in 2024. The largest group is 65 to 74, with 261 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 88% are also on Medicaid. Their average risk score is 1.67, 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. Lee's median patient age at 70, with 55% women.

Medicare patients, 2024552
Average age74
Average risk score1.67
Also on Medicaid88%

Dr. Lee's Medicare patients by age, 2024

Dr. Lee's Medicare patients by sex, 2024

  • Women34262%
  • Men21038%

Chronic conditions among Dr. Lee's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes70%
  4. Arthritis60%
  5. Chronic kidney disease31%
  6. Mood disorders31%
  7. Osteoporosis30%
  8. Ischemic heart disease29%

Share of Medicare patients with each condition. A patient can have several.

Dr. Lee'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

  • Women55%
  • Men45%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Yong Tai Lee wrote 6,097 Medicare Part D claims in 2024

In 2024, Dr. Lee wrote 6,097 Medicare Part D claims for 547 patients. 88% of them were for generic drugs. CMS names the drug for 5,592 of them, across 92 drugs with 11 or more claims each, at $424,424 in total drug cost. In 2023, CMS named 6,776 claims across 104 drugs.

Part D claims, 20246,097
Drugs named by CMS92
Total drug cost$424,424
Part D patients547

Dr. Lee's Part D claims by kind of drug, 2024

  • Generic5,358 claims88%
  • Brand-name721 claims12%
  • Other18 claims0%

Dr. Lee'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. Lee's Part D claims, 2024

  • Opioids0%14 of 6,097 claims
  • Antibiotics6%392 of 6,097 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: 6,7762024: 5,59217%

Drugs named by CMS: 92 in 2024, 104 in 2023.

See all prescribing by Dr. Lee

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. Yong Tai Lee scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Lee for performance year 2024, reported individually. Dr. Lee accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 734 procedures of varicose vein removal by Dr. Lee, more than 98% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Lee's MIPS scores, performance year 2024

  • 100of 100Final score
  • 98of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Lee ranks in Medicare procedure volume

Varicose vein removal
98th percentile734 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
64th percentile52 procedures
Colonoscopy
53rd percentile28 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

Find gastroenterologists like Dr. Lee by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Yong Tai Lee received $1,723 in industry payments from 2016 to 2025

CMS Open Payments shows 76 general payments to Dr. Lee from 16 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Amarin Pharma Inc. paid the most, $364.

General payments to Dr. Lee by program year, 2016 to 2025

General payments to Dr. Lee by kind, 2016 to 2025

$1.7Kin total
  • Food and beverage$1,68598%
  • Education$382%

Companies that paid Dr. Lee the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Lee

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Yong Tai Lee has 1 award and honors on record

Dmand AI lists 1 award for Dr. Lee, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Lee

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Yong Tai Lee graduated from Loma Linda University School Of Medicine

Dr. Lee graduated from Loma Linda University School Of Medicine in 1985.

  1. Medical schoolLoma Linda University School Of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Yong Tai Lee accepts plans from 9 insurance carriers

Dr. Lee is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Molina
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • +1 more carriersWith a free account

Plan types Dr. Lee accepts, by number of carriers

  1. Medicare6
  2. PPO5
  3. HMO4
  4. POS3
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Yong Tai Lee's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Yong Tai Lee

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. Yong Tai Lee's NPI number?

Dr. Yong Tai Lee's NPI number is 1972607364. It was assigned on September 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Yong Tai Lee?

Dr. Yong Tai Lee is a gastroenterologist in Los Angeles, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Yong Tai Lee practice?

Dr. Lee practices at 903 S Crenshaw Blvd, Los Angeles, CA 90019. Dr. Lee's primary practice is Canaan Surgery Center, Inc. in Los Angeles, California. Dmand AI also links Dr. Lee to 1 physician office.

What is Dr. Yong Tai Lee's office phone number?

The practice phone on file for Dr. Lee is (323) 909-6644.

What is Dr. Yong Tai Lee's medical license number?

Dr. Lee's California license number on file is G67974.

Does Dr. Yong Tai Lee accept Medicare?

Yes. CMS data shows Dr. Lee billed Medicare for 3,722 services in 2024, and Dr. Lee accepts Medicare assignment.

What is Dr. Yong Tai Lee's MIPS score?

Dr. Lee's MIPS final score for performance year 2024 is 100 out of 100, reported individually.

How many Medicare patients does Dr. Yong Tai Lee see?

CMS counts 552 Medicare patients who saw Dr. Lee in 2024, with an average age of 74.

Is Dr. Yong Tai Lee board certified?

Yes. Dr. Lee is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Yong Tai Lee bill to Medicare?

In 2024, Dr. Lee's most billed Medicare services were surgery: heart and blood vessels (36482), blood vessel study (93971) and office visit, established patient (99213).

Show 5 more questionsShow fewer questions

Where did Dr. Yong Tai Lee go to medical school?

Dr. Lee graduated from Loma Linda University School Of Medicine in 1985.

What drugs does Dr. Yong Tai Lee prescribe most?

In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Losartan Potassium, Amlodipine Besylate and Atorvastatin Calcium.

Has Dr. Yong Tai Lee received payments from drug or device companies?

CMS Open Payments shows $1,723 in general payments to Dr. Lee from 16 companies from 2016 to 2025. The largest total came from Amarin Pharma Inc.

How long has Dr. Yong Tai Lee been practicing?

Dr. Lee graduated from medical school in 1985, 41 years ago.

What insurance does Dr. Yong Tai Lee accept?

Dr. Lee is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.

Selling to gastroenterology practices?

See gastroenterologists in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)