Doctor profile · Federal record

Dr. Woo Sung Kim, MD

Nephrology Physician · Internal Medicine Physician · Internal Medicine Physician · Hospitalist Physician · Madison, WI

  • NPI 1427357847
  • 15 yrs on file
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
600 Highland Ave
Madison, WI 537920001
(608) 263-6400
Additional location
1203 Jefferson St
Laurel, MS 394404354
(601) 649-2863
Additional location
415 S 28Th Ave
Hattiesburg, MS 39401
(601) 288-4329
fax (601) 579-5240
Mailing address
415 S 28Th Ave
Hattiesburg, MS 394017246

Credentials & registration

NPPES · NUCC
NPI registered
March 2011 — 15 yrs on file
Profile last updated
July 1, 2025
Specialty taxonomy
207RN0300X — NUCC code
State licenses (3)
Wisconsin #86050 · Ohio #57.018098 · Mississippi #22957
Medicaid
MS #05137067

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427357847. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
840
Distinct HCPCS
2
Medicare allowed
$136,458
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 824 754 $163
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $117

In context: peer comparison

Among 9 peers in this city , average services per provider: 70. This provider delivers 12× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Woo Sung Kim's medical specialty?
Dr. Woo Sung Kim practices Nephrology Physician in Madison, WI.
Where does Dr. Woo Sung Kim practice?
Dr. Woo Sung Kim practices at 600 Highland Ave, Madison, WI 537920001. Office phone: 6082636400.
What is Dr. Woo Sung Kim's NPI?
Dr. Woo Sung Kim's National Provider Identifier (NPI) is 1427357847, issued by NPPES.
What procedures does Dr. Woo Sung Kim commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.