Doctor profile · Federal record

Dr. Laura Chiu, MD, MPH

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Gastroenterology Physician · San Francisco, CA

  • NPI 1083076350
  • Accepts Medicare
  • 10 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
521 Parnassus Ave Fl 2
San Francisco, CA 941432206
(415) 476-1000
Additional location
725 Albany St Fl 6, Shapiro Bldg
Boston, MA 021183549
(617) 638-6525
fax (617) 638-7448
Mailing address
960 Massachusetts Ave, Fl 2
Boston, MA 021182690

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
August 20, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Massachusetts #294446 · California #A201575
Medicaid (3)
MA #110116795A · NH #3138707 · CA #A201575

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083076350. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
168
Distinct HCPCS
8
Medicare allowed
$22,891
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 30 29 $138
45380 Biopsy of large bowel using a flexible endoscope 26 26 $107
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $142
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 21 20 $134
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 20 20 $268
99214 Established patient office or other outpatient visit, 30-39 minutes 16 15 $104
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 16 16 $84
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $88

In context: peer comparison

Among 24 peers in this city , average services per provider: 42. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
182
Patients
68
Total drug cost
$16,138
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 39 38 $814
Omeprazole Generic 30 16 $437
Famotidine Generic 21 0 $187
Pantoprazole Sodium Generic 20 0 $348
Dicyclomine Hcl Generic 18 0 $492
Linzess (Linaclotide) Brand 14 0 $7,149
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 14 14 $276
Ursodiol Generic 14 0 $1,839
Motegrity (Prucalopride Succinate) Brand 12 0 $4,597

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Laura Chiu's medical specialty?
Dr. Laura Chiu practices Gastroenterology Physician in San Francisco, CA.
Where does Dr. Laura Chiu practice?
Dr. Laura Chiu practices at 521 Parnassus Ave Fl 2, San Francisco, CA 941432206. Office phone: 4154761000.
What is Dr. Laura Chiu's NPI?
Dr. Laura Chiu's National Provider Identifier (NPI) is 1083076350, issued by NPPES.
Does Dr. Laura Chiu accept Medicare assignment?
Yes. Dr. Laura Chiu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Laura Chiu commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.