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Internal Medicine

Nahla H. Salem, MD

Works at hospitals in Newport Beach, CA · California

Summary

Dr. Nahla H. Salem, MD is an internal medicine doctor at 26012 Marguerite Pkwy, Suite H, Mission Viejo, CA 92692. Phone: (714) 847-3030. May accept Medicare assignment. In 2024, Nahla H. Salem had 972 Original Medicare patients and 2,804 services. NPI 1437368511. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 26012 Marguerite Pkwy, Suite H, Mission Viejo, CA 92692 · Directions (3 more locations)
  • Phone: (714) 847‑3030
  • Medicare: May accept Medicare assignment
  • Hospital: Hoag Memorial Hospital Presbyterian
  • Group practice: Oc Urgentcare Medical Group Incorporated (+1 more)
  • Medical school: Wayne State University School Of Medicine · graduated 2005 (21 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 Nahla H. Salem, 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 Nahla H. Salem accept Medicare assignment?
Medicare's clinician data says Nahla H. Salem may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Nahla H. Salem see?
In 2024, CMS data shows 972 Original Medicare patients and 2,804 services for Nahla H. Salem. This counts Original Medicare only and measures volume, not quality.
What is Nahla H. Salem's NPI number?
1437368511. 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 Nahla H. Salem, 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 patients972
Services billed to Medicare2,804
Different services or procedures79
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)870 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)527 services
  3. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)300 services
  4. Urinalysis, manual test (81002)180 services
  5. Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (87426)147 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 cholesterol74%
  • High blood pressure67%
  • Arthritis42%
  • Diabetes34%
  • Anxiety23%
  • Depression22%

Hospitals where Nahla H. Salem works

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

Group practices

Medicare enrollment lists Nahla H. Salem as a member of these groups (CMS data updated October 2, 2026).

  • Oc Urgentcare Medical Group Incorporated30 clinicians in the group
  • Nahla Salem M D Inc5 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Mission Viejo

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

All internal medicine doctors in Mission Viejo →

Other clinicians in Oc Urgentcare Medical Group Incorporated

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

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year2005 (21 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
TelehealthOffers telehealth services
NPI (National Provider Identifier)1437368511
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