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Obstetrics/Gynecology

Melissa Larsen, MD

Works at hospitals in Salinas, CA · California

Summary

Dr. Melissa Larsen, MD is an OB-GYN at 450 E Romie Ln, Salinas, CA 93901. Phone: (408) 871-5202. May accept Medicare assignment. NPI 1831192418. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 450 E Romie Ln, Salinas, CA 93901 · Directions (1 more location)
  • Phone: (408) 871‑5202
  • Medicare: May accept Medicare assignment
  • Hospital: Salinas Valley Health Medical Center
  • Group practice: El Camino Health Medical Network LLC (+1 more)
  • Medical school: graduated 1981 (45 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Melissa Larsen, 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 Melissa Larsen accept Medicare assignment?
Medicare's clinician data says Melissa Larsen may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Melissa Larsen's NPI number?
1831192418. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Melissa Larsen works

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

Group practices

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

  • El Camino Health Medical Network LLC202 clinicians in the group
  • Obstetrix Medical Group of California a Professional Corporation15 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in California →

Other OB-GYNs in Salinas

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

All OB-GYNs in Salinas →

Other clinicians in El Camino Health Medical Network LLC

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

Clinician information

CredentialMD
Graduation year1981 (45 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1831192418
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians