Doctor profile · Federal record
Dr. Nicholas Zwang, MD
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Nephrology Physician · Highland Park, IL
- NPI 1891925996
- Accepts Medicare
- MIPS 90.4 / 100 · 2023
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
777 Park Ave W
Highland Park, IL 60035
(847) 926-5840
fax (847) 733-5108
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- May 10, 2024
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- Illinois #036137781
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891925996. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,176
Distinct HCPCS
5
Medicare allowed
$130,406
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 433 | 228 | $125 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 414 | 181 | $83 | |
99239 |
Hospital discharge day management, more than 30 minutes | 187 | 180 | $121 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 98 | 98 | $182 | |
G0316 |
Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th | 44 | 25 | $32 |
In context: peer comparison
Among 5 peers in Highland Park Hospitalist Physician, average services per provider: 203. This provider delivers 5.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
26
Patients
14
Total drug cost
$775
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefpodoxime Proxetil | Generic | 14 | 14 | $743 |
| Prednisone | Generic | 12 | 0 | $32 |
Hospital affiliations
Frequently asked questions
What is Dr. Nicholas Zwang's medical specialty?
Dr. Nicholas Zwang practices Hospitalist Physician in Highland Park, IL.
Where does Dr. Nicholas Zwang practice?
Dr. Nicholas Zwang practices at 777 Park Ave W, Highland Park, IL 60035. Office phone: 8479265840.
What is Dr. Nicholas Zwang's NPI?
Dr. Nicholas Zwang's National Provider Identifier (NPI) is 1891925996, issued by NPPES.
Does Dr. Nicholas Zwang accept Medicare assignment?
Yes. Dr. Nicholas Zwang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Zwang commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.