Doctor profile · Federal record

Dr. Kristine Posadas, MD

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Los Angeles, CA

  • NPI 1265929129
  • Accepts Medicare
  • 8 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1520 San Pablo St Ste 1000
Los Angeles, CA 900335312
(323) 442-5100
Mailing address
Po Box 31309
Los Angeles, CA 900310309

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
November 15, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
California #A179505 · Ohio #35.142676

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265929129. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
569
Distinct HCPCS
6
Medicare allowed
$61,349
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 359 168 $83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 113 108 $182
99239 Hospital discharge day management, more than 30 minutes 32 31 $121
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 25 18 $125
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 21 21 $137
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 19 18 $52

In context: peer comparison

Among 62 peers in Los Angeles Hospitalist Physician, average services per provider: 112. This provider delivers 5.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
140
Patients
28
Total drug cost
$2,062
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 37 13 $883
Atorvastatin Calcium Generic 36 15 $504
Gabapentin Generic 19 0 $136
Levothyroxine Sodium Generic 19 0 $314
Lisinopril Generic 15 0 $113
Amlodipine Besylate Generic 14 0 $112

Frequently asked questions

Auto-generated from federal data
What is Dr. Kristine Posadas's medical specialty?
Dr. Kristine Posadas practices Hospitalist Physician in Los Angeles, CA.
Where does Dr. Kristine Posadas practice?
Dr. Kristine Posadas practices at 1520 San Pablo St Ste 1000, Los Angeles, CA 900335312. Office phone: 3234425100.
What is Dr. Kristine Posadas's NPI?
Dr. Kristine Posadas's National Provider Identifier (NPI) is 1265929129, issued by NPPES.
Does Dr. Kristine Posadas accept Medicare assignment?
Yes. Dr. Kristine Posadas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristine Posadas commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.