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Emergency Medicine

Lauren Z. Clay, MD

Works at hospitals in Des Moines, IA · Iowa

Summary

Dr. Lauren Z. Clay, MD is an emergency medicine doctor at 1111 6th Ave, Des Moines, IA 50314. Phone: (515) 247-3121. Accepts Medicare assignment. In 2024, Lauren Z. Clay had 228 Original Medicare patients and 354 services. NPI 1376121640. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 1111 6th Ave, Des Moines, IA 50314 · Directions (1 more location)
  • Phone: (515) 247‑3121
  • Medicare: Accepts Medicare assignment
  • Hospital: MercyOne Des Moines Medical Center
  • Group practice: Des Moines River Physicians LLC
  • Medical school: graduated 2021 (5 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Lauren Z. Clay, 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 Lauren Z. Clay accept Medicare assignment?
Yes. Medicare's clinician data says Lauren Z. Clay 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 Lauren Z. Clay see?
In 2024, CMS data shows 228 Original Medicare patients and 354 services for Lauren Z. Clay. This counts Original Medicare only and measures volume, not quality.
What is Lauren Z. Clay's NPI number?
1376121640. 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 Lauren Z. Clay, 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 patients228
Services billed to Medicare354
Different services or procedures17
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)164 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)100 services
  3. Emergency department visit with moderate level of medical decision making (99284)48 services
  4. Critical care, first 30-74 minutes (99291)16 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%
  • High cholesterol75%
  • Arthritis48%
  • Ischemic heart disease43%
  • Depression39%
  • Heart failure39%

Hospitals where Lauren Z. Clay works

Medicare's Facility Affiliation Data lists Lauren Z. Clay 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 Lauren Z. Clay is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lauren Z. Clay as a member of this group (CMS data updated October 2, 2026).

  • Des Moines River Physicians LLC48 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Iowa →

Other emergency medicine doctors in Des Moines

Clinicians with the same Medicare primary specialty in Des Moines, IA — not a recommendation.

All emergency medicine doctors in Des Moines →

Other clinicians in Des Moines River Physicians LLC

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

Clinician information

CredentialMD
Graduation year2021 (5 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1376121640
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