Doctor profile · Federal record
Dr. Hellan Kwon, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Ann Arbor, MI
- NPI 1336152651
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1500 East Medical Center Dr, 3Rd Floor Taubman Ctr Recp D
Ann Arbor, MI 481095362
(734) 647-5944 - Mailing address
-
3621 S State St
Ann Arbor, MI 481081633
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- November 20, 2019
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Michigan #4301081498
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336152651. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
269
Distinct HCPCS
7
Medicare allowed
$28,739
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 87 | 38 | $121 | |
91200 |
Measurement of liver stiffness | 47 | 47 | $11 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 40 | 37 | $145 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 33 | 33 | $97 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 27 | 25 | $177 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 22 | 21 | $119 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 13 | 12 | $100 |
In context: peer comparison
Among 24 peers in this city , average services per provider: 25. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
465
Patients
47
Total drug cost
$168,351
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tacrolimus | Generic | 112 | 17 | $13,984 |
| Ursodiol | Generic | 86 | 18 | $25,929 |
| Entecavir | Generic | 55 | 0 | $10,734 |
| Omeprazole | Generic | 46 | 12 | $519 |
| Azathioprine | Generic | 32 | 0 | $3,922 |
| Xifaxan (Rifaximin) | Brand | 30 | 0 | $98,098 |
| Gengraf (Cyclosporine, Modified) | Brand | 21 | 0 | $3,880 |
| Mycophenolate Mofetil | Generic | 21 | 0 | $3,832 |
| Cyclosporine Modified (Cyclosporine, Modified) | Brand | 13 | 0 | $3,743 |
| Sodium Polystyrene Sulfonate | Generic | 13 | 0 | $822 |
Hospital affiliations
Frequently asked questions
What is Dr. Hellan Kwon's medical specialty?
Dr. Hellan Kwon practices Gastroenterology Physician in Ann Arbor, MI.
Where does Dr. Hellan Kwon practice?
Dr. Hellan Kwon practices at 1500 East Medical Center Dr, Ann Arbor, MI 481095362. Office phone: 7346475944.
What is Dr. Hellan Kwon's NPI?
Dr. Hellan Kwon's National Provider Identifier (NPI) is 1336152651, issued by NPPES.
Does Dr. Hellan Kwon accept Medicare assignment?
Yes. Dr. Hellan Kwon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hellan Kwon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Measurement of liver stiffness (HCPCS 91200); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.