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Internal Medicine

Farzad Pourarian, DO

Sees patients in Norwalk, CA · California

Summary

Dr. Farzad Pourarian, DO is an internal medicine doctor at 11401 Bloomfield Ave, Norwalk, CA 90650. Phone: (916) 651-8811. Accepts Medicare assignment. In 2024, Farzad Pourarian had 326 Original Medicare patients and 607 services. NPI 1801151667. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 11401 Bloomfield Ave, Norwalk, CA 90650 · Directions
  • Phone: (916) 651‑8811
  • Medicare: Accepts Medicare assignment
  • Group practice: Department of State Hospitals
  • Medical school: Lake Erie College Of Osteopathic Medicine, Erie · graduated 2012 (14 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Farzad Pourarian, 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 Farzad Pourarian accept Medicare assignment?
Yes. Medicare's clinician data says Farzad Pourarian 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 Farzad Pourarian see?
In 2024, CMS data shows 326 Original Medicare patients and 607 services for Farzad Pourarian. This counts Original Medicare only and measures volume, not quality.
What is Farzad Pourarian's NPI number?
1801151667. 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 Farzad Pourarian, 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 patients326
Services billed to Medicare607
Different services or procedures23
Participating Medicare providerYes
Average age of these patients75

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)251 services
  2. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)75 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)35 services
  4. Automated urinalysis test (81003)34 services
  5. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)28 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 cholesterol75%
  • High blood pressure71%
  • Arthritis38%
  • Diabetes29%
  • Chronic kidney disease29%
  • Osteoporosis22%

Practice locations

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

Group practices

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

  • Department of State Hospitals270 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Norwalk

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

All internal medicine doctors in Norwalk →

Other clinicians in Department of State Hospitals

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

Clinician information

CredentialDO
Medical schoolLake Erie College Of Osteopathic Medicine, Erie
Graduation year2012 (14 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1801151667
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians