Dr. Yvonne C. Lee, MD, MMSC
- Medicare services, 2024
- 67
- Medicare patients, 2024
- 53
- Part D claims, 2024
- 165
- MIPS score, 2024
- 95
- Hospital affiliations
- 2
- Practice address
- 675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611
- Practice phone
- Call (312) 664-3278
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Medical Group
Multi-specialty group site · Chicago, Illinois
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.
Dr. Yvonne C. Lee is a rheumatologist in Chicago, Illinois
Dr. Lee practices at Northwestern Medical Group in Chicago, Illinois.
Dr. Lee's NPI, 1427006402, was assigned on May 4, 2006. Dr. Lee graduated from University of Michigan Medical School in 2003. Dr. Lee holds Illinois license 036144305.
- NPI
- 1427006402NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830246313
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 664-3278
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Yvonne C. Lee practices at Northwestern Medical Group in Chicago, Illinois
Dr. Lee's primary practice is Northwestern Medical Group, at 675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611. The practice phone is (312) 664-3278.
- Northwestern Medical Group675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611Phone(312) 664-3278
Source: Dmand AI Affiliation Data
Dr. Yvonne C. Lee is affiliated with 3 sites of care and 1 medical group
Dr. Lee's primary practice is Northwestern Medical Group in Chicago, Illinois. Dr. Lee is also affiliated with Northwestern Memorial Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Dr. Lee to 1 more hospital, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Yvonne C. Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medical Group | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Yvonne C. Lee is one of 285 rheumatologists in Illinois
Rheumatology is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dmand AI has Dr. Lee's licenses on file in 2 states: Illinois and Massachusetts.
Specialties and state licenses
- Rheumatology, IllinoisPrimary
- Massachusetts license
Rheumatologists near Dr. Lee
Counts of rheumatologists 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. Yvonne C. Lee billed Medicare for 67 services in 2024
CMS data shows 67 Medicare services from Dr. Lee across 2 procedure codes in 2024, for 53 Medicare patients. Medicare paid $4,084 for them. Every service was in an office.
Dr. Lee's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 382024: 393%
- Other services
- 2023: 02024: 28
Dr. Lee compared with the Illinois median for rheumatologists, 2024
- Dr. Lee
- Illinois median
- Medicare services
- 67vs 98793% below
- Medicare patients
- 53vs 26280% below
- Part D claims
- 98vs 1,07791% below
Medians across 290 rheumatologists in Illinois 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lee and other rheumatologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Yvonne C. Lee treated 53 Medicare patients in 2024, average age 75
CMS counts 53 Medicare patients who saw Dr. Lee in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have arthritis, and 68% have high cholesterol. Their average risk score is 1.30, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 73, with 88% women.
Dr. Lee's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lee's Medicare patients by sex, 2024
- Women4075%
- Men1325%
Chronic conditions among Dr. Lee's Medicare patients, 2024
- Arthritis75%
- High cholesterol68%
- High blood pressure64%
- Osteoporosis42%
- Ischemic heart disease36%
- Anxiety25%
- COPD25%
- Cancer25%
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 73
Patient panel by sex, all payers
- Women88%
- Men12%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Yvonne C. Lee wrote 165 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 165 Medicare Part D claims for 27 patients. 76% of them were for generic drugs. CMS names the drug for 98 of them, across 5 drugs with 11 or more claims each, at $187,971 in total drug cost. In 2023, CMS named 108 claims across 6 drugs.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic125 claims76%
- Brand-name40 claims24%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1082024: 989%
Drugs named by CMS: 5 in 2024, 6 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. Yvonne C. Lee scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Lee for performance year 2024, reported through an alternative payment model (APM). Dr. Lee accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lee's MIPS scores, performance year 2024
- 95of 100Final score
- 83of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Yvonne C. Lee received $8,172 in industry payments from 2017 to 2025
CMS Open Payments shows 9 general payments to Dr. Lee from 5 drug and device companies from 2017 to 2025. Consulting fees make up the largest share, 95% of the total. Tonix Pharmaceuticals, Inc. paid the most, $7,809. It also lists 4 research payments totaling $2,805 in 2020.
General payments to Dr. Lee by program year, 2017 to 2025
General payments to Dr. Lee by kind, 2017 to 2025
- Consulting fees$7,80095%
- Food and beverage$3725%
Companies that paid Dr. Lee the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Yvonne C. Lee graduated from University of Michigan Medical School
Dr. Lee graduated from University of Michigan Medical School in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Yvonne C. Lee'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 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 |
| 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. Yvonne C. 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. Yvonne C. Lee's NPI number?
Dr. Yvonne C. Lee's NPI number is 1427006402. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Yvonne C. Lee?
Dr. Yvonne C. Lee is a rheumatologist in Chicago, Illinois. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Yvonne C. Lee practice?
Dr. Lee practices at 675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611. Dr. Lee's primary practice is Northwestern Medical Group in Chicago, Illinois. Dmand AI also links Dr. Lee to 1 hospital.
What is Dr. Yvonne C. Lee's office phone number?
The practice phone on file for Dr. Lee is (312) 664-3278.
What is Dr. Yvonne C. Lee's medical license number?
Dr. Lee holds Illinois license 036144305, one of the licenses on file in 2 states.
Which states has Dr. Yvonne C. Lee been licensed in?
Dmand AI has state licenses on file for Dr. Lee in Illinois and Massachusetts.
Which hospitals is Dr. Yvonne C. Lee affiliated with?
Dr. Lee is affiliated with Northwestern Memorial Hospital. Dmand AI links Dr. Lee to 1 more hospital.
What medical group is Dr. Yvonne C. Lee part of?
Dr. Lee is linked to Northwestern Medical Faculty Foundation.
Does Dr. Yvonne C. Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 67 services in 2024, and Dr. Lee accepts Medicare assignment.
What is Dr. Yvonne C. Lee's MIPS score?
Dr. Lee's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Yvonne C. Lee see?
CMS counts 53 Medicare patients who saw Dr. Lee in 2024, with an average age of 75.
What services does Dr. Yvonne C. Lee bill to Medicare?
In 2024, Dr. Lee's most billed Medicare services were office visit, established patient (99214) and medicare service (G2211).
Where did Dr. Yvonne C. Lee go to medical school?
Dr. Lee graduated from University of Michigan Medical School in 2003.
What drugs does Dr. Yvonne C. Lee prescribe most?
In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Prednisone, Methotrexate and Hydroxychloroquine Sulfate.
Has Dr. Yvonne C. Lee received payments from drug or device companies?
CMS Open Payments shows $8,172 in general payments to Dr. Lee from 5 companies from 2017 to 2025. The largest total came from Tonix Pharmaceuticals, Inc.
How long has Dr. Yvonne C. Lee been practicing?
Dr. Lee graduated from medical school in 2003, 23 years ago.
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