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AMIR ALI RAHNEMAI AZAR M.D.
NPI 1023339496
Surgery - Surgical Oncology in Pasadena, CA

Active since June 18, 2010PECOS EnrolledAccepts Medicare Assignment
PO BOX 123, PASADENA, CA 91102(310) 571-5430 Get Directions Write a Review

NPPES record last updated: October 6, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 6, 2025, Nov 16, 2020, Oct 19, 2020 and 2 more (5 updates tracked since 2017).

About Amir Ali Rahnemai Azar M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AMIR ALI RAHNEMAI AZAR M.D. (NPI 1023339496) is an individual surgical oncology provider in Pasadena, California, licensed in California (A163254) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2003).

NPPES Registry Identity

NPI1023339496
Entity TypeIndividualMale
Primary Taxonomy2086X0206X
Provider Legal NameAMIR ALI RAHNEMAI AZARCredential: M.D.
Location AddressPO BOX 123Pasadena, CA 91102-0123
Mailing AddressPo Box 123Pasadena, CA 91102-0123 · (310) 571-5430
Phone(310) 571-5430
Sole ProprietorNo
Medical School CMSOtherGraduated 2003
Enumeration DateJune 18, 2010
Last NPPES UpdateOctober 6, 20255 updates tracked since enumeration
NPPES CertifiedOctober 6, 2025
✔ NPI 1023339496 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgery · Surgical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2086X0206X
License✔ Licensed in CA · A163254
Definition
A surgical oncologist is a well-qualified surgeon who has obtained additional training and experience in the multidisciplinary approach to the prevention, diagnosis, treatment, and rehabilitation of cancer patients, and devotes a major portion of his or her professional practice to these activities and cancer research.
Also ListedSurgeryTaxonomy 208600000X · License A163254 (CA)
PO BOX 123, Pasadena, CA 91102
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Amir Ali Rahnemai Azar M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8921310574
PECOS Enrollment IDI20200211000371
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Amir Ali Rahnemai Azar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cal Med Physicians And Surgeons, Inc.
58 mi
Surgery
400 N PEPPER AVE, MOB SUITE 308 SURGERY DEPT.
Colton, CA 92324
  • Reassigned Medicare billing, California enrollment
  • 89 clinicians in this Medicare group
NPI 1316054737 (909) 580-3353
Socal Academic Surgical Consultants Inc
58 mi
Surgery
400 N PEPPER AVE STE 308
Colton, CA 92324
  • Reassigned Medicare billing, California enrollment
NPI 1689550055 (646) 770-4660

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
39 services15 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
25 services16 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
19 services15 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91102 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Amir Ali Rahnemai Azar's NPI number?

The NPI number for Amir Ali Rahnemai Azar is 1023339496. It was assigned to this individual provider in the NPPES registry on June 18, 2010.

Where is Amir Ali Rahnemai Azar located?

Amir Ali Rahnemai Azar practices at PO Box 123, Pasadena, CA 91102. The listed phone number is (310) 571-5430.

What is Amir Ali Rahnemai Azar's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Surgical Oncology, with taxonomy code 2086X0206X.

Is Amir Ali Rahnemai Azar enrolled in Medicare?

Yes. Amir Ali Rahnemai Azar is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Amir Ali Rahnemai Azar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amir Ali Rahnemai Azar reassigns Medicare benefits to 2 organizations: Cal Med Physicians And Surgeons, Inc. (Colton, CA) and Socal Academic Surgical Consultants Inc (Colton, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Amir Ali Rahnemai Azar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Amir Ali Rahnemai Azar was last updated on October 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.