Doctor profile · Federal record

Dr. Michelle Chiu, MD

Internal Medicine Physician (CMS: Internal Medicine) · Stanford, CA

  • NPI 1205396645
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
April 18, 2024
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A178415

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205396645. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
730
Distinct HCPCS
5
Medicare allowed
$100,529
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 367 141 $134
99239 Hospital discharge day management, more than 30 minutes 124 119 $131
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 115 52 $89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 113 110 $196
99236 Initial hospital care with same-day admission and discharge with high level of medical decision making, per day, if using time, at least 85 minutes 11 11 $235

In context: peer comparison

Among 95 peers in Stanford Internal Medicine Physician, average services per provider: 85. This provider delivers 8.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michelle Chiu's medical specialty?
Dr. Michelle Chiu practices Internal Medicine Physician in Stanford, CA.
Where does Dr. Michelle Chiu practice?
Dr. Michelle Chiu practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Michelle Chiu's NPI?
Dr. Michelle Chiu's National Provider Identifier (NPI) is 1205396645, issued by NPPES.
Does Dr. Michelle Chiu accept Medicare assignment?
Yes. Dr. Michelle Chiu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Chiu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.