Dr. Ann-Marie Lobo-Chan, MD
- Medicare services, 2024
- 236
- Medicare patients, 2024
- 89
- Part D claims, 2024
- 306
- MIPS score, 2024
- 95
- Hospital affiliations
- 2
- Practice address
- 1740 West Taylor St Suite 1400, Chicago, IL 60612
- Practice phone
- Call (312) 996-3900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lobo-Chan'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. Ann-Marie Lobo-Chan is an ophthalmologist in Chicago, Illinois
Dr. Lobo-Chan practices at University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System.
Dr. Lobo-Chan's NPI, 1710046818, was assigned on December 6, 2006. Dr. Lobo-Chan graduated from Louisiana State University School of Medicine in New Orleans in 2005. Dr. Lobo-Chan holds Illinois license 036.138619.
- NPI
- 1710046818NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779634167
- NPI enumeration date
- December 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 996-3900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ann-Marie Lobo-Chan practices at University of Illinois Hospital in Chicago, Illinois
Dr. Lobo-Chan's primary practice is University of Illinois Hospital, at 1740 West Taylor St Suite 1400, Chicago, IL 60612 in Cook County. The practice phone is (312) 996-3900.
- University of Illinois Hospital1740 West Taylor St Suite 1400, Chicago, IL 60612 · Cook CountyPhone(312) 996-3900
Source: Dmand AI Affiliation Data
Dr. Ann-Marie Lobo-Chan is affiliated with 4 sites of care and 2 medical groups
Dr. Lobo-Chan's primary practice is University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System. Dr. Lobo-Chan is also affiliated with John H. Stroger, Jr. Hospital of Cook County. The medical group on file is University of Illinois Physicians Group (UIPG). Dmand AI also links Dr. Lobo-Chan to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ann-Marie Lobo-Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lobo-Chan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Illinois Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ann-Marie Lobo-Chan is one of 692 ophthalmologists in Illinois
Ophthalmology is Dr. Lobo-Chan's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Lobo-Chan is licensed in Illinois.
Specialties and state licenses
- Ophthalmology, IllinoisPrimary
Ophthalmologists near Dr. Lobo-Chan
Counts of ophthalmologists 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. Ann-Marie Lobo-Chan billed Medicare for 236 services in 2024
CMS data shows 236 Medicare services from Dr. Lobo-Chan across 4 procedure codes in 2024, for 89 Medicare patients. Medicare paid $10,974 for them.
Dr. Lobo-Chan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1172024: 13717%
- Tests and treatments
- 2023: 792024: 9925%
Where Dr. Lobo-Chan's Medicare services took place, 2024
- In an office2611%
- In a facility21089%
Dr. Lobo-Chan compared with the Illinois median for ophthalmologists, 2024
- Dr. Lobo-Chan
- Illinois median
- Medicare services
- 236vs 1,54485% below
- Medicare patients
- 89vs 57785% below
- Part D claims
- 245vs 58258% below
Medians across 710 ophthalmologists in Illinois with Dmand AI profiles that report each measure.
Dr. Lobo-Chan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ann-Marie Lobo-Chan treated 89 Medicare patients in 2024, average age 71
CMS counts 89 Medicare patients who saw Dr. Lobo-Chan in 2024. The largest group is 65 to 74, with 47 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 57% are also on Medicaid. Their average risk score is 1.77, 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. Lobo-Chan's median patient age at 68, with 71% women.
Dr. Lobo-Chan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lobo-Chan's Medicare patients by sex, 2024
- Women4955%
- Men4045%
Chronic conditions among Dr. Lobo-Chan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis56%
- Diabetes49%
- Chronic kidney disease31%
- Heart failure28%
- Ischemic heart disease25%
- Mood disorders22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lobo-Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women71%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ann-Marie Lobo-Chan wrote 306 Medicare Part D claims in 2024
In 2024, Dr. Lobo-Chan wrote 306 Medicare Part D claims for 41 patients. 64% of them were for generic drugs. CMS names the drug for 245 of them, across 9 drugs with 11 or more claims each, at $9,168 in total drug cost. In 2023, CMS named 171 claims across 8 drugs.
Dr. Lobo-Chan's Part D claims by kind of drug, 2024
- Generic197 claims64%
- Brand-name109 claims36%
Dr. Lobo-Chan'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: 1712024: 24543%
Drugs named by CMS: 9 in 2024, 8 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. Ann-Marie Lobo-Chan 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. Lobo-Chan for performance year 2024, reported as part of a group. Dr. Lobo-Chan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Lobo-Chan's MIPS scores, performance year 2024
- 95of 100Final score
- 74.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 85of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
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)
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Dr. Ann-Marie Lobo-Chan received $21,938 in industry payments from 2016 to 2023
CMS Open Payments shows 32 general payments to Dr. Lobo-Chan from 8 drug and device companies from 2016 to 2023. Consulting fees make up the largest share, 82% of the total. Bausch & Lomb Americas Inc. paid the most, $13,808. It also lists 3 research payments totaling $2,094 in 2016.
General payments to Dr. Lobo-Chan by program year, 2016 to 2023
General payments to Dr. Lobo-Chan by kind, 2016 to 2023
- Consulting fees$17,90082%
- Compensation for serving as faculty or as a speaker for a medical education program$2,19410%
- Food and beverage$9494%
- Travel and lodging$8954%
Companies that paid Dr. Lobo-Chan the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ann-Marie Lobo-Chan graduated from Louisiana State University School of Medicine in New Orleans
Dr. Lobo-Chan graduated from Louisiana State University School of Medicine in New Orleans in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ann-Marie Lobo-Chan'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) |
| 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)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. Ann-Marie Lobo-Chan
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. Ann-Marie Lobo-Chan's NPI number?
Dr. Ann-Marie Lobo-Chan's NPI number is 1710046818. It was assigned on December 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ann-Marie Lobo-Chan?
Dr. Ann-Marie Lobo-Chan is an ophthalmologist in Chicago, Illinois. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Ann-Marie Lobo-Chan practice?
Dr. Lobo-Chan practices at 1740 West Taylor St Suite 1400, Chicago, IL 60612. Dr. Lobo-Chan's primary practice is University of Illinois Hospital in Chicago, Illinois, part of University of Illinois System. Dmand AI also links Dr. Lobo-Chan to 2 group practices and clinics and 1 medical group.
What is Dr. Ann-Marie Lobo-Chan's office phone number?
The practice phone on file for Dr. Lobo-Chan is (312) 996-3900.
What is Dr. Ann-Marie Lobo-Chan's medical license number?
Dr. Lobo-Chan holds Illinois license 036.138619.
Which hospitals is Dr. Ann-Marie Lobo-Chan affiliated with?
Dr. Lobo-Chan practices at University of Illinois Hospital in Chicago, Illinois. Dr. Lobo-Chan is also affiliated with John H. Stroger, Jr. Hospital of Cook County.
What medical group is Dr. Ann-Marie Lobo-Chan part of?
Dr. Lobo-Chan is linked to University of Illinois Physicians Group (UIPG). Dmand AI links Dr. Lobo-Chan to 1 more medical group.
Does Dr. Ann-Marie Lobo-Chan accept Medicare?
Yes. CMS data shows Dr. Lobo-Chan billed Medicare for 236 services in 2024, and Dr. Lobo-Chan accepts Medicare assignment.
What is Dr. Ann-Marie Lobo-Chan's MIPS score?
Dr. Lobo-Chan's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ann-Marie Lobo-Chan see?
CMS counts 89 Medicare patients who saw Dr. Lobo-Chan in 2024, with an average age of 71.
Show 5 more questionsShow fewer questions
What services does Dr. Ann-Marie Lobo-Chan bill to Medicare?
In 2024, Dr. Lobo-Chan's most billed Medicare services were office visit, established patient (99213), eye exam or test (92134) and office visit, established patient (99214).
Where did Dr. Ann-Marie Lobo-Chan go to medical school?
Dr. Lobo-Chan graduated from Louisiana State University School of Medicine in New Orleans in 2005.
What drugs does Dr. Ann-Marie Lobo-Chan prescribe most?
In 2024 Medicare Part D data, Dr. Lobo-Chan's most prescribed drugs by claims were Prednisolone Acetate, Prednisone and Brimonidine Tartrate.
Has Dr. Ann-Marie Lobo-Chan received payments from drug or device companies?
CMS Open Payments shows $21,938 in general payments to Dr. Lobo-Chan from 8 companies from 2016 to 2023. The largest total came from Bausch & Lomb Americas Inc.
How long has Dr. Ann-Marie Lobo-Chan been practicing?
Dr. Lobo-Chan graduated from medical school in 2005, 21 years ago.
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