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Internal Medicine

Melissa Lopez Bermejo, MD

Works at hospitals in Santa Cruz, CA · San Jose, CA · Watsonville, CA · California

Summary

Dr. Melissa Lopez Bermejo, MD is an internal medicine doctor at 243 Green Valley Rd, Suite D, Freedom, CA 95019. Phone: (831) 761-6327. Accepts Medicare assignment. In 2024, Melissa Lopez Bermejo had 472 Original Medicare patients and 4,203 services. NPI 1548360084. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Melissa Lopez Bermejo, 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 Lopez Bermejo accept Medicare assignment?
Yes. Medicare's clinician data says Melissa Lopez Bermejo 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 Melissa Lopez Bermejo see?
In 2024, CMS data shows 472 Original Medicare patients and 4,203 services for Melissa Lopez Bermejo. This counts Original Medicare only and measures volume, not quality.
What is Melissa Lopez Bermejo's NPI number?
1548360084. 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 Melissa Lopez Bermejo, 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 patients472
Services billed to Medicare4,203
Different services or procedures44
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes (99458)676 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)515 services
  3. Advance care planning, first 30 minutes (99497)463 services
  4. Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (99454)377 services
  5. Management using the results of remote vital sign monitoring per calendar month, first 20 minutes (99457)374 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%
  • Diabetes44%
  • Arthritis40%
  • Heart failure35%
  • Chronic kidney disease32%

Hospitals where Melissa Lopez Bermejo works

Medicare's Facility Affiliation Data lists Melissa Lopez Bermejo 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.

  • Dominican HospitalSanta Cruz, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050242
  • Good Samaritan HospitalSan Jose, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050380
  • Watsonville Community HospitalWatsonville, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050194

Practice locations

Addresses where Melissa Lopez Bermejo is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Freedom

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

All internal medicine doctors in Freedom →

Clinician information

CredentialMD
Graduation year1989 (37 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1548360084
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