Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Fereshteh Jahanpanah, MD

Works at hospitals in La Mesa, CA · California

Summary

Dr. Fereshteh Jahanpanah, MD is an internal medicine doctor at 343 E Main St, Suite 101, El Cajon, CA 92020. Phone: (619) 447-6001. Accepts Medicare assignment. In 2024, Fereshteh Jahanpanah had 272 Original Medicare patients and 16,930 services. NPI 1518034115. 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: 343 E Main St, Suite 101, El Cajon, CA 92020 · Directions
  • Phone: (619) 447‑6001
  • Medicare: Accepts Medicare assignment
  • Hospital: Grossmont Hospital
  • Medical school: Un Of California, Irvine, College Of Medicine · graduated 1984 (42 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Fereshteh Jahanpanah, 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 Fereshteh Jahanpanah accept Medicare assignment?
Yes. Medicare's clinician data says Fereshteh Jahanpanah 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 Fereshteh Jahanpanah see?
In 2024, CMS data shows 272 Original Medicare patients and 16,930 services for Fereshteh Jahanpanah. This counts Original Medicare only and measures volume, not quality.
What is Fereshteh Jahanpanah's NPI number?
1518034115. 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 Fereshteh Jahanpanah, 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 patients272
Services billed to Medicare16,930
Different services or procedures17
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Application of ultrasound, each 15 minutes (97035)3,922 services
  2. Electrical stimulation (unattended), to one or more areas for indication(s) other than wound care, as part of a therapy plan of care (G0283)3,908 services
  3. Application of mechanical traction (97012)3,834 services
  4. External counterpulsation, per treatment session (G0166)1,849 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,840 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%
  • Ischemic heart disease75%
  • Diabetes69%
  • Arthritis64%
  • High cholesterol61%
  • Depression18%

Hospitals where Fereshteh Jahanpanah works

Medicare's Facility Affiliation Data lists Fereshteh Jahanpanah 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.

  • Grossmont HospitalLa Mesa, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050026

Practice locations

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

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in El Cajon

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

All internal medicine doctors in El Cajon →

Clinician information

CredentialMD
Medical schoolUn Of California, Irvine, College Of Medicine
Graduation year1984 (42 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1518034115
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