Dr. Dorothy F. Lam, MD
- Medicare services, 2024
- 3,032
- Medicare patients, 2024
- 1,912
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Industry payments
- $9,256
- Practice address
- 5145 N California Ave, Chicago, IL 60625
- Practice phone
- Call (773) 878-8200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lam's professional email, personal email and mobile number
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Dr. Dorothy F. Lam is a diagnostic radiologist in Chicago, Illinois
Dr. Lam practices at Swedish Hospital in Chicago, Illinois, part of Endeavor Health.
Dr. Lam's NPI, 1497911044, was assigned on August 4, 2008. Dr. Lam graduated from Baylor College of Medicine in 2004. Dr. Lam holds Illinois license 036-120792.
- NPI
- 1497911044NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830387265
- NPI enumeration date
- August 4, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 878-8200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dorothy F. Lam practices at Swedish Hospital in Chicago, Illinois
Dr. Lam's primary practice is Swedish Hospital, at 5145 N California Ave, Chicago, IL 60625 in Cook County. The practice phone is (773) 878-8200.
- Swedish Hospital5145 N California Ave, Chicago, IL 60625 · Cook CountyPhone(773) 878-8200
Source: Dmand AI Affiliation Data
Dr. Dorothy F. Lam is affiliated with 2 sites of care and 2 medical groups
Dr. Lam's primary practice is Swedish Hospital in Chicago, Illinois, part of Endeavor Health. Dr. Lam is also affiliated with Evanston Hospital. The medical group on file is Endeavor Health Medical Group. Dmand AI also links Dr. Lam to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Dorothy F. Lam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lam practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Swedish Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dorothy F. Lam is one of 1,336 diagnostic radiologists in Illinois
Diagnostic radiology is Dr. Lam's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Lam is licensed in Illinois.
Specialties and state licenses
- Diagnostic radiology, IllinoisPrimary
Diagnostic radiologists near Dr. Lam
Counts of diagnostic radiologists 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. Dorothy F. Lam billed Medicare for 3,032 services in 2024
CMS data shows 3,032 Medicare services from Dr. Lam across 35 procedure codes in 2024, for 1,912 Medicare patients. Medicare paid $102,420 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 3,0372024: 2,7689%
- Tests and treatments
- 2023: 2022024: 12638%
- Other services
- 2023: 1412024: 12611%
- Surgery
- 2023: 202024: 1240%
Dr. Lam compared with the Illinois median for diagnostic radiologists, 2024
- Dr. Lam
- Illinois median
- Medicare services
- 3,032vs 2,57518% above
- Medicare patients
- 1,912vs 1,836Close to median
Medians across 1,261 diagnostic radiologists in Illinois with Dmand AI profiles that report each measure.
Dr. Lam'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. Lam and other diagnostic radiologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dorothy F. Lam treated 1,912 Medicare patients in 2024, average age 74
CMS counts 1,912 Medicare patients who saw Dr. Lam in 2024. The largest group is 65 to 74, with 825 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 47% are also on Medicaid. Their average risk score is 1.60, 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. Lam's median patient age at 54, with 77% women.
Dr. Lam's Medicare patients by age, 2024
Dr. Lam's Medicare patients by sex, 2024
- Women1,38873%
- Men52427%
Chronic conditions among Dr. Lam's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Diabetes45%
- Ischemic heart disease35%
- Chronic kidney disease28%
- Mood disorders28%
- Anxiety26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women77%
- Men22%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dorothy F. Lam 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. Lam for performance year 2024, reported as part of a group. Dr. Lam accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lam's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 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. Dorothy F. Lam received $9,256 in industry payments from 2016 to 2025
CMS Open Payments shows 33 general payments to Dr. Lam from 17 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 68% of the total. Leica Microsystems Inc. paid the most, $4,725.
General payments to Dr. Lam by program year, 2016 to 2025
General payments to Dr. Lam by kind, 2016 to 2025
- Consulting fees$6,26968%
- Speaker and faculty fees$2,30025%
- Food and beverage$6867%
Companies that paid Dr. Lam 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. Dorothy F. Lam graduated from Baylor College of Medicine
Dr. Lam graduated from Baylor College of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Dorothy F. Lam'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 DataMedicare Physician & Other Practitioners - 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. Dorothy F. Lam
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. Dorothy F. Lam's NPI number?
Dr. Dorothy F. Lam's NPI number is 1497911044. It was assigned on August 4, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Dorothy F. Lam?
Dr. Dorothy F. Lam is a diagnostic radiologist in Chicago, Illinois. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Dorothy F. Lam practice?
Dr. Lam practices at 5145 N California Ave, Chicago, IL 60625. Dr. Lam's primary practice is Swedish Hospital in Chicago, Illinois, part of Endeavor Health. Dmand AI also links Dr. Lam to 1 medical group.
What is Dr. Dorothy F. Lam's office phone number?
The practice phone on file for Dr. Lam is (773) 878-8200.
What is Dr. Dorothy F. Lam's medical license number?
Dr. Lam holds Illinois license 036-120792.
Which hospitals is Dr. Dorothy F. Lam affiliated with?
Dr. Lam practices at Swedish Hospital in Chicago, Illinois. Dr. Lam is also affiliated with Evanston Hospital.
What medical group is Dr. Dorothy F. Lam part of?
Dr. Lam is linked to Endeavor Health Medical Group. Dmand AI links Dr. Lam to 1 more medical group.
Does Dr. Dorothy F. Lam accept Medicare?
Yes. CMS data shows Dr. Lam billed Medicare for 3,032 services in 2024, and Dr. Lam accepts Medicare assignment.
What is Dr. Dorothy F. Lam's MIPS score?
Dr. Lam's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. Dorothy F. Lam see?
CMS counts 1,912 Medicare patients who saw Dr. Lam in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Dorothy F. Lam bill to Medicare?
In 2024, Dr. Lam's most billed Medicare services were radiation oncology (77067), radiation oncology (77063) and diagnostic imaging (71045).
Where did Dr. Dorothy F. Lam go to medical school?
Dr. Lam graduated from Baylor College of Medicine in 2004.
Has Dr. Dorothy F. Lam received payments from drug or device companies?
CMS Open Payments shows $9,256 in general payments to Dr. Lam from 17 companies from 2016 to 2025. The largest total came from Leica Microsystems Inc.
How long has Dr. Dorothy F. Lam been practicing?
Dr. Lam graduated from medical school in 2004, 22 years ago.
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