Cancer Cytopathol
Tianlin Sun
- Medicare services, 2024
- 583
- Medicare patients, 2024
- 314
- Part D claims, 2024
- 200
- Publications
- 2
- MIPS score, 2024
- 95
- Practice address
- 1000 N Westmoreland Rd, Lake Forest, IL 60045
- Practice phone
- Call (847) 234-5600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Catherine Gratz Griffin Lake Forest Hospital
Lake Forest, Illinois
Find Tianlin Sun'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.
Tianlin Sun is a hospitalist in Lake Forest, Illinois
Tianlin Sun practices at Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois.
Tianlin Sun's NPI, 1336602481, was assigned on April 7, 2019. Tianlin Sun graduated from University of Texas Medical School at Houston in 2019. Tianlin Sun holds Illinois license 036159021.
- NPI
- 1336602481NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153651716
- NPI enumeration date
- April 7, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (847) 234-5600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Tianlin Sun practices at Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois
Tianlin Sun's primary practice is Northwestern Catherine Gratz Griffin Lake Forest Hospital, at 1000 N Westmoreland Rd, Lake Forest, IL 60045 in Lake County. The practice phone is (847) 234-5600.
- Northwestern Catherine Gratz Griffin Lake Forest Hospital1000 N Westmoreland Rd, Lake Forest, IL 60045 · Lake CountyPhone(847) 234-5600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Tianlin Sun is affiliated with 4 sites of care and 1 medical group
Tianlin Sun's primary practice is Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois. Tianlin Sun is also affiliated with Northwestern Medicine Catherine Gratz Griffin Lake Forest Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Tianlin Sun to 2 more hospitals, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Tianlin Sun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tianlin Sun practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Catherine Gratz Griffin Lake Forest Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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.
Tianlin Sun is one of 1,321 hospitalists in Illinois
Hospitalist is Tianlin Sun's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Tianlin Sun is licensed in Illinois.
Specialties and state licenses
- Hospitalist, IllinoisPrimary
Hospitalists near Tianlin Sun
Counts of hospitalists 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
Tianlin Sun billed Medicare for 583 services in 2024
CMS data shows 583 Medicare services from Tianlin Sun across 6 procedure codes in 2024, for 314 Medicare patients. Medicare paid $58,903 for them. Every service was in a facility, such as a hospital, rather than an office.
Tianlin Sun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5512024: 5107%
- Other services
- 2023: 02024: 73
Tianlin Sun compared with the Illinois median for hospitalists, 2024
- Tianlin Sun
- Illinois median
- Medicare services
- 583vs 5437% above
- Medicare patients
- 314vs 24230% above
- Part D claims
- 45vs 5315% below
Medians across 1,248 hospitalists in Illinois with Dmand AI profiles that report each measure.
Tianlin Sun'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.
Need commercial claims for Tianlin Sun?
Medicare shows one payer. Book a meeting to get commercial claims data for Tianlin Sun and other hospitalists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Tianlin Sun treated 314 Medicare patients in 2024, average age 77
CMS counts 314 Medicare patients who saw Tianlin Sun in 2024. The largest group is 75 to 84, with 123 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 2.39, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Tianlin Sun's median patient age at 72, with 58% women.
Tianlin Sun's Medicare patients by age, 2024
Tianlin Sun's Medicare patients by sex, 2024
- Women17455%
- Men14045%
Chronic conditions among Tianlin Sun's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease59%
- Arthritis57%
- Chronic kidney disease46%
- Diabetes45%
- Anxiety43%
- Heart failure42%
Share of Medicare patients with each condition. A patient can have several.
Tianlin Sun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Tianlin Sun wrote 200 Medicare Part D claims in 2024
In 2024, Tianlin Sun wrote 200 Medicare Part D claims for 71 patients. 85% of them were for generic drugs. CMS names the drug for 45 of them, across 3 drugs with 11 or more claims each, at $649 in total drug cost. In 2023, CMS named 12 claims across 1 drug.
Tianlin Sun's Part D claims by kind of drug, 2024
- Generic169 claims85%
- Brand-name and other31 claims16%
Tianlin Sun'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 Tianlin Sun's Part D claims, 2024
- Antibiotics14%29 of 200 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: 122024: 45275%
Drugs named by CMS: 3 in 2024, 1 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
Tianlin Sun 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 Tianlin Sun for performance year 2024, reported through an alternative payment model (APM). Tianlin Sun accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Tianlin Sun'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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Tianlin Sun has 2 publications on record
Dmand AI links 2 papers to Tianlin Sun, published from 2013 to 2016. Tianlin Sun's most frequent co-author is Yun Gong, MD.
Tianlin Sun's most frequent co-authors
Recent publications by Tianlin Sun
See who Tianlin Sun researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Tianlin Sun works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Tianlin Sun graduated from University of Texas Medical School at Houston
Tianlin Sun graduated from University of Texas Medical School at Houston in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Tianlin Sun'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Tianlin Sun
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tianlin Sun's NPI number?
Tianlin Sun's NPI number is 1336602481. It was assigned on April 7, 2019, and it is active in the NPI Registry.
What does Tianlin Sun specialize in?
Tianlin Sun is a hospitalist in Lake Forest, Illinois. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Tianlin Sun practice?
Tianlin Sun practices at 1000 N Westmoreland Rd, Lake Forest, IL 60045. Tianlin Sun's primary practice is Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois. Dmand AI also links Tianlin Sun to 2 hospitals.
What is Tianlin Sun's office phone number?
The practice phone on file for Tianlin Sun is (847) 234-5600.
What is Tianlin Sun's medical license number?
Tianlin Sun holds Illinois license 036159021.
Which hospitals is Tianlin Sun affiliated with?
Tianlin Sun is affiliated with Northwestern Medicine Catherine Gratz Griffin Lake Forest Hospital. Dmand AI links Tianlin Sun to 2 more hospitals.
What medical group is Tianlin Sun part of?
Tianlin Sun is linked to Northwestern Medical Faculty Foundation.
Does Tianlin Sun accept Medicare?
Yes. CMS data shows Tianlin Sun billed Medicare for 583 services in 2024, and Tianlin Sun accepts Medicare assignment.
What is Tianlin Sun's MIPS score?
Tianlin Sun's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Tianlin Sun see?
CMS counts 314 Medicare patients who saw Tianlin Sun in 2024, with an average age of 77.
Show 6 more questionsShow fewer questions
What services does Tianlin Sun bill to Medicare?
In 2024, Tianlin Sun's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and medicare service (G0316).
Where did Tianlin Sun go to medical school?
Tianlin Sun graduated from University of Texas Medical School at Houston in 2019.
What drugs does Tianlin Sun prescribe most?
In 2024 Medicare Part D data, Tianlin Sun's most prescribed drugs by claims were Atorvastatin Calcium, Pantoprazole Sodium and Gabapentin.
How long has Tianlin Sun been practicing?
Tianlin Sun graduated from medical school in 2019, 7 years ago.
Does Tianlin Sun do research?
Dmand AI links 2 publications to Tianlin Sun, published from 2013 to 2016.
Who does Tianlin Sun publish with?
Tianlin Sun's most frequent co-authors are Yun Gong, MD (1 shared paper).
Selling to hospitalist practices?
See hospitalists in Illinois 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