Doctor profile · Federal record

Dr. Melissa Osorio, DO

Hospitalist Physician (CMS: Hospitalist) · Student in an Organized Health Care Education/Training Program · La Jolla, CA

  • NPI 1841828423
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10666 N Torrey Pines RD
La Jolla, CA 920371027
(858) 554-7909
Mailing address
10790 Rancho Bernardo RD
San Diego, CA 921275705

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
June 15, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #20A21198

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841828423. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
171
Distinct HCPCS
3
Medicare allowed
$17,220
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 102 39 $82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 43 43 $134
99239 Hospital discharge day management, more than 30 minutes 26 26 $119

In context: peer comparison

Among 17 peers in La Jolla Hospitalist Physician, average services per provider: 118. This provider delivers 1.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Melissa Osorio's medical specialty?
Dr. Melissa Osorio practices Hospitalist Physician in La Jolla, CA.
Where does Dr. Melissa Osorio practice?
Dr. Melissa Osorio practices at 10666 N Torrey Pines RD, La Jolla, CA 920371027. Office phone: 8585547909.
What is Dr. Melissa Osorio's NPI?
Dr. Melissa Osorio's National Provider Identifier (NPI) is 1841828423, issued by NPPES.
Does Dr. Melissa Osorio accept Medicare assignment?
Yes. Dr. Melissa Osorio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Osorio commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.