Doctor profile · Federal record

Dr. Simon Christopher Lim, M.D.

Internal Medicine Physician (CMS: Hospitalist) · Hospitalist Physician · Moreno Valley, CA

  • NPI 1578976593
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
26520 Cactus Ave
Moreno Valley, CA 925553927
(951) 486-4000
Mailing address
Po Box 7270
Moreno Valley, CA 925527270

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A143236

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578976593. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
219
Distinct HCPCS
5
Medicare allowed
$24,471
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 87 30 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 79 30 $81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 19 $177
99239 Hospital discharge day management, more than 30 minutes 19 19 $117
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 15 $133

In context: peer comparison

Among 16 peers in Moreno Valley Internal Medicine Physician, average services per provider: 276. This provider delivers 0.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Simon Christopher Lim's medical specialty?
Dr. Simon Christopher Lim practices Internal Medicine Physician in Moreno Valley, CA.
Where does Dr. Simon Christopher Lim practice?
Dr. Simon Christopher Lim practices at 26520 Cactus Ave, Moreno Valley, CA 925553927. Office phone: 9514864000.
What is Dr. Simon Christopher Lim's NPI?
Dr. Simon Christopher Lim's National Provider Identifier (NPI) is 1578976593, issued by NPPES.
Does Dr. Simon Christopher Lim accept Medicare assignment?
Yes. Dr. Simon Christopher Lim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Simon Christopher Lim 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); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.