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Clinical Psychologist

Lillian J. Dobbs-Marsh, PSY

Sees patients in Stanford, CA · Palo Alto, CA · California

Summary

Lillian J. Dobbs-Marsh, PSY is a clinical psychologist at 300 Pasteur Dr, Stanford, CA 94305. Phone: (650) 723-4000. Accepts Medicare assignment. In 2024, Lillian J. Dobbs-Marsh had 15 Original Medicare patients and 252 services. NPI 1730617176. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Clinical psychologist
  • Address: 300 Pasteur Dr, Stanford, CA 94305 · Directions (1 more location)
  • Phone: (650) 723‑4000
  • Medicare: Accepts Medicare assignment
  • Group practice: Stanford Health Care
  • School: graduated 2019
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Lillian J. Dobbs-Marsh, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Lillian J. Dobbs-Marsh accept Medicare assignment?
Yes. Medicare's clinician data says Lillian J. Dobbs-Marsh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Lillian J. Dobbs-Marsh see?
In 2024, CMS data shows 15 Original Medicare patients and 252 services for Lillian J. Dobbs-Marsh. This counts Original Medicare only and measures volume, not quality.
What is Lillian J. Dobbs-Marsh's NPI number?
1730617176. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Lillian J. Dobbs-Marsh, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients15
Services billed to Medicare252
Different services or procedures4
Participating Medicare providerYes
Average age of these patients47

Most frequent services

  1. Group psychotherapy (90853)188 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • Depression75%
  • Anxiety75%

Practice locations

Addresses where Lillian J. Dobbs-Marsh is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lillian J. Dobbs-Marsh as a member of this group (CMS data updated October 2, 2026).

  • Stanford Health Care3,122 clinicians in the group

Specialties

Find other clinicians: Clinical Psychologist, California →

Other clinical psychologists in Stanford

Clinicians with the same Medicare primary specialty in Stanford, CA — not a recommendation.

All clinical psychologists in Stanford →

Other clinicians in Stanford Health Care

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialPSY
Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1730617176
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians