Doctor profile · Federal record

Dr. Lynn Ngo, MD

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

  • NPI 1659303907
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 38 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
July 2006 — 20 yrs on file
Profile last updated
April 22, 2024
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G66515
Medicaid
CA #00G665150

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659303907. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
92
Distinct HCPCS
3
Medicare allowed
$10,081
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 39 38 $156
99213 Established patient office or other outpatient visit, 20-29 minutes 30 29 $111
Q3014 Telehealth originating site facility fee 23 22 $28

In context: peer comparison

Among 95 peers in Stanford Internal Medicine Physician, average services per provider: 85. This provider delivers 1.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lynn Ngo's medical specialty?
Dr. Lynn Ngo practices Internal Medicine Physician in Stanford, CA.
Where does Dr. Lynn Ngo practice?
Dr. Lynn Ngo practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Lynn Ngo's NPI?
Dr. Lynn Ngo's National Provider Identifier (NPI) is 1659303907, issued by NPPES.
Does Dr. Lynn Ngo accept Medicare assignment?
Yes. Dr. Lynn Ngo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lynn Ngo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Telehealth originating site facility fee (HCPCS Q3014). Source: CMS Medicare Physician & Other Practitioners file.