Doctor profile · Federal record
Dr. Chen Tan, M.D.
Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Infectious Disease Physician · Iowa City, IA
- NPI 1285898494
- Accepts Medicare
- 24 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
200 Hawkins Dr
Iowa City, IA 522421009
(319) 335-0685
fax (319) 356-4600 - Additional location
-
500 E Market St
Iowa City, IA 522452633
(319) 339-3551 - Additional location
-
540 E Jefferson St Ste 400
Iowa City, IA 522452479
(319) 688-7440 - Additional location
-
701 W Forevergreen RD
North Liberty, IA 523179848
(319) 356-2633
fax (319) 356-3949
Show 1 more location
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Profile last updated
- August 6, 2025
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State licenses (2)
- Iowa #MD-51153 · Massachusetts #235922
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1285898494. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
25
Distinct HCPCS
1
Medicare allowed
$1,848
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 15 | $74 |
In context: peer comparison
Among 13 peers in Iowa City Infectious Disease Physician, average services per provider: 73. This provider delivers 0.3× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Chen Tan's medical specialty?
Dr. Chen Tan practices Infectious Disease Physician in Iowa City, IA.
Where does Dr. Chen Tan practice?
Dr. Chen Tan practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193350685.
What is Dr. Chen Tan's NPI?
Dr. Chen Tan's National Provider Identifier (NPI) is 1285898494, issued by NPPES.
Does Dr. Chen Tan accept Medicare assignment?
Yes. Dr. Chen Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chen Tan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.