Doctor profile · Federal record
Dr. Tianlin Sun
Hospitalist Physician (CMS: Hospitalist) · Student in an Organized Health Care Education/Training Program · Lake Forest, IL
- NPI 1336602481
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 7 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1000 N Westmoreland RD
Lake Forest, IL 600451658
(847) 234-5600
fax (847) 535-7203 - Additional location
-
1740 W Taylor St
Chicago, IL 606127232
(866) 600-2273
Credentials & registration
- NPI registered
- April 2019 — 7 yrs on file
- Profile last updated
- August 16, 2022
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- Illinois #036159021
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336602481. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
551
Distinct HCPCS
7
Medicare allowed
$60,559
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 208 | 106 | $82 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 151 | 150 | $134 | |
99239 |
Hospital discharge day management, more than 30 minutes | 57 | 56 | $119 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 46 | 26 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 43 | 43 | $179 | |
99238 |
Hospital discharge day management, 30 minutes or less | 26 | 26 | $83 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 20 | 12 | $52 |
In context: peer comparison
Among 12 peers in Lake Forest Hospitalist Physician, average services per provider: 96. This provider delivers 5.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
12
Patients
0
Total drug cost
$2,554
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Flovent Hfa (Fluticasone Propionate) | Brand | 12 | 0 | $2,554 |
Frequently asked questions
What is Dr. Tianlin Sun's medical specialty?
Dr. Tianlin Sun practices Hospitalist Physician in Lake Forest, IL.
Where does Dr. Tianlin Sun practice?
Dr. Tianlin Sun practices at 1000 N Westmoreland RD, Lake Forest, IL 600451658. Office phone: 8472345600.
What is Dr. Tianlin Sun's NPI?
Dr. Tianlin Sun's National Provider Identifier (NPI) is 1336602481, issued by NPPES.
Does Dr. Tianlin Sun accept Medicare assignment?
Yes. Dr. Tianlin Sun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tianlin Sun commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.