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Clinical Psychologist

Lindsey Sankin, CP

Sees patients in Washington, DC · District of Columbia

Summary

Lindsey Sankin, CP is a clinical psychologist at 3800 Reservoir Rd NW, Washington, DC 20007. Phone: (202) 444-2000. Accepts Medicare assignment. In 2024, Lindsey Sankin had 16 Original Medicare patients and 87 services. NPI 1306215181. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Clinical psychologist
  • Address: 3800 Reservoir Rd NW, Washington, DC 20007 · Directions
  • Phone: (202) 444‑2000
  • Medicare: Accepts Medicare assignment
  • Group practice: MedStar Medical Group II LLC
  • School: graduated 2013
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Lindsey Sankin, 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 Lindsey Sankin accept Medicare assignment?
Yes. Medicare's clinician data says Lindsey Sankin 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 Lindsey Sankin see?
In 2024, CMS data shows 16 Original Medicare patients and 87 services for Lindsey Sankin. This counts Original Medicare only and measures volume, not quality.
What is Lindsey Sankin's NPI number?
1306215181. 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 Lindsey Sankin, 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 patients16
Services billed to Medicare87
Different services or procedures6
Participating Medicare providerYes
Average age of these patients68

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).

  • Anxiety75%

Practice locations

Addresses where Lindsey Sankin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lindsey Sankin as a member of this group (CMS data updated October 2, 2026).

  • MedStar Medical Group II LLC3,767 clinicians in the group

Specialties

Find other clinicians: Clinical Psychologist, District of Columbia →

Other clinical psychologists in Washington

Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.

All clinical psychologists in Washington →

Other clinicians in MedStar Medical Group II LLC

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

Clinician information

CredentialCP
Graduation year2013
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1306215181
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