Doctor profile · Federal record

Dr. Lauren Choi, M.D.

Internal Medicine Physician · Internal Medicine Physician · Martinez, CA

  • NPI 1700271210
  • 11 yrs on file
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Muir RD
Martinez, CA 945534614
(925) 229-7756
fax (925) 229-7757

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
August 9, 2024
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Nevada #18085 · California #A173632

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700271210. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
344
Distinct HCPCS
9
Medicare allowed
$43,462
HCPCS Description Services Patients Avg allowed
99091 Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days 79 73 $54
99214 Established patient office or other outpatient visit, 30-39 minutes 69 64 $112
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 47 40 $184
99205 New patient office or other outpatient visit, 60-74 minutes 44 44 $209
99215 Established patient office or other outpatient visit, 40-54 minutes 39 37 $149
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $154
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 18 17 $127
99442 Telephone medical discussion with physician, 11-20 minutes 12 11 $69
99497 Advance care planning, first 30 minutes 11 11 $81

In context: peer comparison

Among 3 peers in Martinez Internal Medicine Physician, average services per provider: 41. This provider delivers 8.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
333
Patients
47
Total drug cost
$4,860
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 58 20 $643
Amlodipine Besylate Generic 43 15 $411
Gabapentin Generic 26 0 $594
Levothyroxine Sodium Generic 22 0 $268
Furosemide Generic 21 12 $194
Metformin Hcl Generic 19 0 $210
Trazodone Hcl Generic 19 0 $161
Clopidogrel (Clopidogrel Bisulfate) Brand 18 0 $183
Lisinopril Generic 17 0 $126
Lovastatin Generic 17 0 $298

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Choi's medical specialty?
Dr. Lauren Choi practices Internal Medicine Physician in Martinez, CA.
Where does Dr. Lauren Choi practice?
Dr. Lauren Choi practices at 200 Muir RD, Martinez, CA 945534614. Office phone: 9252297756.
What is Dr. Lauren Choi's NPI?
Dr. Lauren Choi's National Provider Identifier (NPI) is 1700271210, issued by NPPES.
What procedures does Dr. Lauren Choi commonly perform?
Top Medicare-reported procedures in 2023: Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days (HCPCS 99091); Established patient office or other outpatient visit (HCPCS 99214); Residence visit for established patient with high level of medical decision making (HCPCS 99350). Source: CMS Medicare Physician & Other Practitioners file.