Doctor profile · Federal record

Dr. Katherine Williams, MD

Psychiatry Physician (CMS: Psychiatry) · Stanford, CA

  • NPI 1740317817
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 39 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 498-5710

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
April 28, 2024
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #G72846

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740317817. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
159
Distinct HCPCS
1
Medicare allowed
$4,482
HCPCS Description Services Patients Avg allowed
Q3014 Telehealth originating site facility fee 159 11 $28

In context: peer comparison

Among 11 peers in this city , average services per provider: 90. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
51
Patients
0
Total drug cost
$802
Drug Type Claims Patients Total cost
Buspirone Hcl Generic 22 0 $675
Lamotrigine Generic 15 0 $47
Bupropion Hcl Sr (Bupropion Hcl) Brand 14 0 $80

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Williams's medical specialty?
Dr. Katherine Williams practices Psychiatry Physician in Stanford, CA.
Where does Dr. Katherine Williams practice?
Dr. Katherine Williams practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6504985710.
What is Dr. Katherine Williams's NPI?
Dr. Katherine Williams's National Provider Identifier (NPI) is 1740317817, issued by NPPES.
Does Dr. Katherine Williams accept Medicare assignment?
Yes. Dr. Katherine Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Williams commonly perform?
Top Medicare-reported procedures in 2023: Telehealth originating site facility fee (HCPCS Q3014). Source: CMS Medicare Physician & Other Practitioners file.