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Psychiatry

Rhonda Lampen, MD

Works at hospitals in Pasadena, CA · California

Summary

Dr. Rhonda Lampen, MD is a psychiatrist at 100 Medical Plz, Lake Saint Louis, MO 63367. Phone: (636) 625-5200. Accepts Medicare assignment. In 2024, Rhonda Lampen had 54 Original Medicare patients and 54 services. NPI 1760412621. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Psychiatrist (Medicare lists Psychiatry)
  • Address: 100 Medical Plz, Lake Saint Louis, MO 63367 · Directions (18 more locations)
  • Phone: (636) 625‑5200
  • Medicare: Accepts Medicare assignment
  • Hospital: Huntington Hospital
  • Group practice: MCV Associated Physicians (+5 more)
  • Medical school: graduated 1997 (29 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Rhonda Lampen, 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 Rhonda Lampen accept Medicare assignment?
Yes. Medicare's clinician data says Rhonda Lampen 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 Rhonda Lampen see?
In 2024, CMS data shows 54 Original Medicare patients and 54 services for Rhonda Lampen. This counts Original Medicare only and measures volume, not quality.
What is Rhonda Lampen's NPI number?
1760412621. 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 Rhonda Lampen, 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 patients54
Services billed to Medicare54
Different services or procedures7
Participating Medicare providerYes
Average age of these patients63

Most frequent services

  1. Psychiatric diagnostic evaluation with medical services (90792)39 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).

  • High blood pressure75%
  • Depression75%
  • Anxiety72%
  • High cholesterol59%
  • Arthritis56%
  • Diabetes44%

Hospitals where Rhonda Lampen works

Medicare's Facility Affiliation Data lists Rhonda Lampen at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Rhonda Lampen is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 19; the Medicare profile lists all.

Group practices

Medicare enrollment lists Rhonda Lampen as a member of these groups (CMS data updated October 2, 2026).

  • MCV Associated Physicians1,807 clinicians in the group
  • Cedars-Sinai Medical Care Foundation1,692 clinicians in the group
  • Sentara Medical Group1,408 clinicians in the group
  • Loyola University Medical Center953 clinicians in the group
  • Cedars-Sinai Medical Center799 clinicians in the group
  • Mission Health Community Multispecialty Providers LLC601 clinicians in the group

Specialties

Find other Psychiatry doctors in Missouri →

Other psychiatrists in Missouri

Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.

All psychiatrists in Missouri →

Other clinicians in MCV Associated Physicians

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

Clinician information

CredentialMD
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1760412621
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians