HAMID CHALIAN M.D.
NPI 1669736500
Radiology - Diagnostic Radiology in Orange, CA

Q: What is Hamid Chalian's NPI number?

The NPI number for Hamid Chalian is 1669736500. It was assigned to this individual provider in the NPPES registry on June 26, 2012.

Q: What is Hamid Chalian's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Hamid Chalian was last updated on November 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.

Active since June 26, 2012PECOS EnrolledAccepts Medicare Assignment

101 THE CITY DR S, ORANGE, CA 92868(714) 456-8888 Get Directions Write a Review

NPPES record last updated: November 6, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 6, 2025, Feb 18, 2022, Nov 12, 2021 and 2 more (5 updates tracked since 2020).

On this page

About Hamid Chalian M.d. NPPES

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

HAMID CHALIAN M.D. (NPI 1669736500) is an individual diagnostic radiology provider in Orange, California, licensed in California (A169173) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1669736500

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameHAMID CHALIANCredential: M.D.

Location Address101 THE CITY DR SOrange, CA 92868-3201

Mailing Address101 The City Dr SOrange, CA 92868-3201 · (714) 456-8888

Phone(714) 456-8888

Sole ProprietorNo

Medical School CMSOtherGraduated 2006

Enumeration DateJune 26, 2012

Last NPPES UpdateNovember 6, 20255 updates tracked since enumeration

NPPES CertifiedNovember 6, 2025

✔ NPI 1669736500 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Licenses✔ Licensed in CA · A169173✔ Licensed in UT · 11732640-1205✔ Licensed in WA · MD61229238✔ Licensed in NC · 225794

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

101 THE CITY DR S, Orange, CA 92868

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare, Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Hamid Chalian 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 ID6901179514

PECOS Enrollment IDI20220201002509

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.

Areas of Expertise CMS Part B claims 17

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.

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

575 services518 patients

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

472 services338 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

269 services261 patients

Ct scan of chest with contrast 71260

217 services206 patients

Ct scan of chest without contrast 71250

184 services176 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

156 services154 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

119 services114 patients

X-ray of chest, 2 views 71046

71 services71 patients

Ct scan of heart structure with contrast 75572

A CT scan of the heart with contrast is a non-invasive test. A dye is injected into your veins, which helps to highlight heart structures in the images. The CT scanner uses X-rays to create detailed pictures of your heart, aiding in diagnosis.

52 services52 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

47 services47 patients

Ct scan of blood vessels and grafts of heart with contrast 75574

A CT scan of the heart's blood vessels and grafts with contrast is a diagnostic test. A special dye (contrast) is injected into your veins, which helps create clear images of your heart's vessels and grafts. This helps doctors detect blockages or other abnormalities.

24 services24 patients

Ct scan of heart with evaluation of blood vessel calcium 75571

A CT scan of the heart with evaluation of blood vessel calcium is a non-invasive test that uses X-rays to create detailed images of your heart. It helps in detecting and measuring calcium-containing plaque in the arteries, which can indicate heart disease.

21 services21 patients

Low dose ct scan of chest for lung cancer screening 71271

A low-dose CT scan of the chest is a quick, painless procedure that uses a small amount of radiation to create detailed images of your lungs. It's a key tool for early detection of lung cancer, especially for those at high risk.

20 services20 patients

Mri scan of heart before and after contrast 75561

An MRI scan of the heart with contrast is a non-invasive imaging test. It uses magnetic fields and radio waves to create detailed pictures of your heart. The contrast dye improves the clarity of these images. This test helps in diagnosing heart conditions.

18 services18 patients

Mri scan of blood flow of heart 75565

An MRI scan of the heart's blood flow is a non-invasive imaging technique. It uses a magnetic field and radio waves to create detailed images of your heart and its blood vessels. This helps in diagnosing conditions like blockages or abnormalities.

16 services12 patients

Ct scan of blood vessels of chest with contrast 71275

12 services12 patients

Mri scan of blood vessels of chest 71555

An MRI scan of the chest blood vessels is a non-invasive imaging procedure. It uses a magnetic field and radio waves to create detailed images of the vessels in your chest. This helps in detecting any abnormalities or diseases. It's a safe procedure with minimal discomfort.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Washington Medical Ctr

Acute Care Hospitals · Seattle, WA

3/5 CMS rating

OwnershipGovernment - State

CMS Certification Number500008

Location1959 NE Pacific St Box 356151Seattle, WA 98195 · King County

Emergency services Birthing friendly

Harborview Medical Center

Acute Care Hospitals · Seattle, WA

1/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number500064

Location325 9th AvenueSeattle, WA 98104 · King County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 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

$96.36 typical visit price

range $62.96 – $187.60

Typical copayment $24.09 (range $15.74 – $46.90)

Most-billed visit code 99203

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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ANKIT BHUPENDRA PATEL D.O.

Radiology (Diagnostic Radiology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-5113

DR. LAURA CATHERINE SKOCZYLAS MD

Obstetrics & Gynecology

101 THE CITY DR S, BUILDING 56, DEPARTMENT OF OB/GYN
ORANGE, CA 92868

Orange County (714) 456-8224

MICHAEL CHENG DO

Internal Medicine (Rheumatology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7110

AESTHETIC AND PLASTIC SURGERY INSTITUTE

Plastic Surgery

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-2986

JOSEPH VILLARREAL M.D.

Emergency Medicine

101 THE CITY DR S, BUILDING 1A, ROOM 1009
ORANGE, CA 92868

Orange County (714) 456-5239

DEMI TRAN

Psychiatry & Neurology (Neurology)

101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868

Orange County (171) 456-6693

DR. ISABEL CARLTON CLARK M.D.

Surgery (Trauma Surgery)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7890

DYLAN LUKATO

Emergency Medicine

101 THE CITY DR S
ORANGE, CA 92868

Orange County (415) 218-8041

HARRY NGUYEN D.O.

Internal Medicine (Hepatology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7002

MILLIE ARORA

Internal Medicine

101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868

Orange County (714) 456-5691

MIRANDA G IDEAL CRNA

Nurse Anesthetist, Certified Registered

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 880-7812

MARYAM AHMADI MD

Pathology (Clinical Pathology/Laboratory Medicine)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8888

DR. ELIANA LIZETH GARCIA MD

Student in an Organized Health Care Education/Training Program

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8224

DR. ANTONIO HALAIS FRANGIEH MD, MPH

Internal Medicine (Interventional Cardiology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7890

SABRINA YASMEEN MIR MD

Student in an Organized Health Care Education/Training Program

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-5691

UC REGENTS

Internal Medicine (Allergy & Immunology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8068

UC REGENTS

Internal Medicine (Rheumatology)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-8068

MARK E WYLAM M.D.

Internal Medicine (Critical Care Medicine)

101 THE CITY DR S
ORANGE, CA 92868

Orange County (714) 456-7890

DR. LAWRENCE RICHARD FAZIOLA M.D.

Psychiatry & Neurology (Psychiatry)

101 THE CITY DR S, ROUTE 88
ORANGE, CA 92868

Orange County (714) 506-0693

SCOTT AU M.D.

Physical Medicine & Rehabilitation (Pain Medicine)

101 THE CITY DR S, BLDG 53 RM B3
ORANGE, CA 92868

Orange County (714) 456-6444

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 Hamid Chalian's NPI number?

The NPI number for Hamid Chalian is 1669736500. It was assigned to this individual provider in the NPPES registry on June 26, 2012.

Where is Hamid Chalian located?

Hamid Chalian practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.

What is Hamid Chalian's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Hamid Chalian enrolled in Medicare?

Yes. Hamid Chalian 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.

What insurance does Hamid Chalian accept?

Health plans from Molina Healthcare and Premera Blue Cross Blue Shield of Alaska list Hamid Chalian as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Hamid Chalian affiliated with any hospitals?

According to CMS data, Hamid Chalian is affiliated with University Of Washington Medical Ctr and Harborview Medical Center.

When was this NPI record last updated?

The NPPES record for Hamid Chalian was last updated on November 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.