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Physician Assistant

Hema Majeno, PA

Works at hospitals in Merced, CA · California

Summary

Hema Majeno, PA is a physician assistant at 333 Mercy Ave, Merced, CA 95340. Phone: (209) 564-5000. Accepts Medicare assignment. In 2024, Hema Majeno had 232 Original Medicare patients and 552 services. NPI 1437552478. 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: Physician assistant
  • Address: 333 Mercy Ave, Merced, CA 95340 · Directions (1 more location)
  • Phone: (209) 564‑5000
  • Medicare: Accepts Medicare assignment
  • Hospital: Mercy Medical Center
  • Group practice: Merced Hospitalist Medical Group Inc
  • School: graduated 2014
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Hema Majeno, 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 Hema Majeno accept Medicare assignment?
Yes. Medicare's clinician data says Hema Majeno 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 Hema Majeno see?
In 2024, CMS data shows 232 Original Medicare patients and 552 services for Hema Majeno. This counts Original Medicare only and measures volume, not quality.
What is Hema Majeno's NPI number?
1437552478. 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 Hema Majeno, 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 patients232
Services billed to Medicare552
Different services or procedures7
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)363 services
  2. Hospital discharge day management, more than 30 minutes (99239)96 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)48 services
  4. Advance care planning, first 30 minutes (99497)38 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%
  • Diabetes61%
  • Arthritis51%
  • Heart failure50%
  • Chronic kidney disease48%

Hospitals where Hema Majeno works

Medicare's Facility Affiliation Data lists Hema Majeno 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.

  • Mercy Medical CenterMerced, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050444

Practice locations

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

Group practices

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

  • Merced Hospitalist Medical Group Inc38 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, California →

Other physician assistants in Merced

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

All physician assistants in Merced →

Other clinicians in Merced Hospitalist Medical Group Inc

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

Clinician information

CredentialPA
Graduation year2014
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1437552478
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