SENTHIL SIVAKUMAR GUNASEKARAN MD
NPI 1851657076
Radiology - Vascular & Interventional Radiology in Glendale, CA

Active since April 02, 2012PECOS Enrolled
1812 VERDUGO BLVD, GLENDALE, CA 91208(818) 790-7100 Get Directions Write a Review

NPPES record last updated: June 16, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 16, 2025, Nov 12, 2024, Feb 1, 2022 and 2 more (5 updates tracked since 2018).

About Senthil Sivakumar Gunasekaran Md NPPES

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

SENTHIL SIVAKUMAR GUNASEKARAN MD (NPI 1851657076) is an individual vascular & interventional radiology provider in Glendale, California, licensed in California (A148424) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2012).

NPPES Registry Identity

NPI1851657076
Entity TypeIndividualMale
Primary Taxonomy2085R0204X
Provider Legal NameSENTHIL SIVAKUMAR GUNASEKARANCredential: MD
Location Address1812 VERDUGO BLVDGlendale, CA 91208-1407
Mailing Address1740 W Taylor StChicago, IL 60612-7232 · (312) 996-7000
Sole ProprietorYes
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 2012
Enumeration DateApril 2, 2012
Last NPPES UpdateJune 16, 20255 updates tracked since enumeration
NPPES CertifiedJune 16, 2025
✔ NPI 1851657076 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Vascular & Interventional RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0204X
License✔ Licensed in CA · A148424
Definition
A radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging.
Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License A148424 (CA)
1812 VERDUGO BLVD, Glendale, CA 91208

Secondary Practice Locations 2

Location 11740 W Taylor StChicago, IL 60612 · Phone (312) 996-7000
Location 2101 The City Dr SOrange, CA 92868-3201 · Phone (714) 456-8888

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Senthil Sivakumar Gunasekaran Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3072822352
PECOS Enrollment IDI20181011000465
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

20

Medicare enrollment records show Senthil Gunasekaran reassigns Medicare billing to 20 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Psychiatric Unit
1509 WILSON TER
Glendale, CA 91206
  • Reassigned Medicare billing, California enrollment
  • 164 clinicians in this Medicare group
General Practice
1520 SAN PABLO ST
Los Angeles, CA 90033
  • Reassigned Medicare billing, California enrollment
  • 2,445 clinicians in this Medicare group
Diagnostic Radiology
1720 E CESAR E CHAVEZ AVE
Los Angeles, CA 90033
  • Reassigned Medicare billing, California enrollment
  • 53 clinicians in this Medicare group
Radiology
1129 S SAN GABRIEL BLVD
San Gabriel, CA 91776
  • Reassigned Medicare billing, California enrollment
  • 21 clinicians in this Medicare group
Diagnostic Radiology
312 N GARFIELD AVE
Monterey Park, CA 91754
  • Reassigned Medicare billing, California enrollment
  • 12 clinicians in this Medicare group
Diagnostic Radiology
3751 KATELLA AVE
Los Alamitos, CA 90720
  • Reassigned Medicare billing, California enrollment
  • 47 clinicians in this Medicare group
General Acute Care Hospital
2975 SYCAMORE DR
Simi Valley, CA 93065
  • Reassigned Medicare billing, California enrollment
  • 23 clinicians in this Medicare group
Diagnostic Radiology
5528 E LA PALMA AVE STE 4A
Anaheim, CA 92807
  • Reassigned Medicare billing, California enrollment
  • 95 clinicians in this Medicare group
Diagnostic Radiology
101 THE CITY DR S
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 202 clinicians in this Medicare group
Diagnostic Radiology
12490 BUSINESS CENTER DR STE 200
Victorville, CA 92395
  • Reassigned Medicare billing, California enrollment
  • 71 clinicians in this Medicare group

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 55

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.

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.
1,016 services880 patients
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967
Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.
885 services12 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
288 services277 patients
Ct scan of abdomen and pelvis without contrast 74176
A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.
145 services145 patients
Ct scan of abdomen and pelvis with contrast 74177
A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.
119 services114 patients
X-ray of abdomen, 1 view 74018
An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.
80 services66 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91208 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Radiology: Reminder System for Screening Mammograms
Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram
5%22 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

Pathology (Anatomic Pathology & Clinical Pathology)
1812 VERDUGO BLVD
GLENDALE, CA 91208
General Acute Care Hospital
1812 VERDUGO BLVD
GLENDALE, CA 91208
Emergency Medicine
1812 VERDUGO BLVD
GLENDALE, CA 91208
Nurse Practitioner (Family)
1812 VERDUGO BLVD
GLENDALE, CA 91208
Emergency Medicine
1812 VERDUGO BLVD
GLENDALE, CA 91208
Emergency Medicine
1812 VERDUGO BLVD
GLENDALE, CA 91208
Nurse Practitioner (Acute Care)
1812 VERDUGO BLVD
GLENDALE, CA 91208
Nurse Practitioner (Acute Care)
1812 VERDUGO BLVD
GLENDALE, CA 91208

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 Senthil Gunasekaran's NPI number?

The NPI number for Senthil Gunasekaran is 1851657076. It was assigned to this individual provider in the NPPES registry on April 2, 2012.

Where is Senthil Gunasekaran located?

Senthil Gunasekaran practices at 1812 Verdugo Blvd, Glendale, CA 91208. The listed phone number is (818) 790-7100.

What is Senthil Gunasekaran's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.

Is Senthil Gunasekaran enrolled in Medicare?

Yes. Senthil Gunasekaran is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Senthil Gunasekaran's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Senthil Gunasekaran reassigns Medicare benefits to 20 organizations: Glendale Adventist Medical Center (Glendale, CA), Usc Care Medical Group, Inc (Los Angeles, CA), Radiology Medical Group Of Wmmc (Los Angeles, CA), David C P Chen, M.D., Inc (San Gabriel, CA), United Premier Physicians Inc (Monterey Park, CA) and 15 more organizations, listed in the Medicare section above. 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 Senthil Gunasekaran'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 Senthil Gunasekaran was last updated on June 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.