Doctor profile · Federal record

Dr. Michael Mesisca, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Colton, CA

  • NPI 1831426840
  • Accepts Medicare
  • MIPS 86.3 / 100 · 2023
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
400 N Pepper Ave
Colton, CA 923241801
(909) 580-6370

Credentials & registration

NPPES · NUCC
NPI registered
November 2009 — 17 yrs on file
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #20A10981

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831426840. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
82
Distinct HCPCS
3
Medicare allowed
$14,634
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 49 49 $179
99291 Critical care, first 30-74 minutes 19 19 $218
99284 Emergency department visit with moderate level of medical decision making 14 14 $123

In context: peer comparison

Among 38 peers in this city , average services per provider: 91. This provider delivers 0.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Mesisca's medical specialty?
Dr. Michael Mesisca practices Emergency Medicine Physician in Colton, CA.
Where does Dr. Michael Mesisca practice?
Dr. Michael Mesisca practices at 400 N Pepper Ave, Colton, CA 923241801. Office phone: 9095806370.
What is Dr. Michael Mesisca's NPI?
Dr. Michael Mesisca's National Provider Identifier (NPI) is 1831426840, issued by NPPES.
Does Dr. Michael Mesisca accept Medicare assignment?
Yes. Dr. Michael Mesisca accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Mesisca commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.