Doctor profile · Federal record
Dr. Charlotte Lim, M.D.
Undersea and Hyperbaric Medicine (Preventive Medicine) Physician (CMS: Undersea and Hyperbaric Medicine) · Family Medicine Physician · Grafton, WI
- NPI 1154343200
- Accepts Medicare
- 30 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
975 Port Washington RD
Grafton, WI 530249201
(262) 329-1400 - Mailing address
-
Po Box 735044
Chicago, IL 606735044
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- November 18, 2025
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 2083P0011X — NUCC code
- State license (1)
- Wisconsin #66463
- Medicaid
- WI #100062256
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154343200. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
555
Distinct HCPCS
6
Medicare allowed
$31,447
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 316 | 100 | $63 | |
97597 |
Removal of tissue from wound, 20.0 sq cm or less | 153 | 36 | $34 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 23 | $93 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 26 | 26 | $78 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 17 | 17 | $34 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 14 | 11 | $76 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 92. This provider delivers 6.0× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Charlotte Lim's medical specialty?
Dr. Charlotte Lim practices Undersea and Hyperbaric Medicine (Preventive Medicine) Physician in Grafton, WI.
Where does Dr. Charlotte Lim practice?
Dr. Charlotte Lim practices at 975 Port Washington RD, Grafton, WI 530249201. Office phone: 2623291400.
What is Dr. Charlotte Lim's NPI?
Dr. Charlotte Lim's National Provider Identifier (NPI) is 1154343200, issued by NPPES.
Does Dr. Charlotte Lim accept Medicare assignment?
Yes. Dr. Charlotte Lim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charlotte Lim commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of tissue from wound, 20.0 sq cm or less (HCPCS 97597); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.