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DR. SIRTAZ ADATYA M.D.
NPI 1861683559
Internal Medicine - Cardiovascular Disease in Santa Clara, CA

Active since August 07, 2007PECOS EnrolledAccepts Medicare Assignment
710 LAWRENCE EXPY DEPT 342, SANTA CLARA, CA 95051(408) 851-3726 Get Directions Write a Review

NPPES record last updated: December 17, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 17, 2021, Mar 17, 2018 (2 updates tracked since 2018).

About Dr. Sirtaz Adatya M.d. NPPES

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

DR. SIRTAZ ADATYA M.D. (NPI 1861683559) is an individual cardiovascular disease provider in Santa Clara, California, licensed in California (C150453) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, maintains a secondary practice location in Burr Ridge, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1861683559
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. SIRTAZ ADATYACredential: M.D.
Location Address710 LAWRENCE EXPY DEPT 342Santa Clara, CA 95051-5173
Mailing Address710 Lawrence Expy Dept 342Santa Clara, CA 95051-5173 · (408) 851-3726
Phone(408) 851-3726
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateAugust 7, 2007
Last NPPES UpdateDecember 17, 20212 updates tracked since enumeration
✔ NPI 1861683559 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses✔ Licensed in CA · C150453✔ Licensed in IL · 036136680
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
710 LAWRENCE EXPY DEPT 342, Santa Clara, CA 95051
Open in Google Maps ↗

Secondary Practice Location 1

Location 1180 Harvester Dr, Suite 110Burr Ridge, IL 60527-7594 · Phone (773) 702-1000

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

Dr. Sirtaz Adatya 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 ID9032366562
PECOS Enrollment IDI20171201002213
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 Reassignment

Medicare enrollment records show Sirtaz Adatya reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
0.1 mi
Internal Medicine
710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1073606299 (408) 851-1000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95051 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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 5

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

DR. SUMANTH KIDAMBI MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
710 LAWRENCE EXPY DEPT 342
SANTA CLARA, CA 95051
Santa Clara County (408) 568-0043
JENNIFER CHUNG MD
Surgery
710 LAWRENCE EXPY DEPT 342
SANTA CLARA, CA 95051
Santa Clara County (408) 851-3780
DR. AMOD TENDULKAR MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
710 LAWRENCE EXPY DEPT 342
SANTA CLARA, CA 95051
Santa Clara County (408) 851-3779
DIPAYON ROY M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
710 LAWRENCE EXPY DEPT 342
SANTA CLARA, CA 95051
Santa Clara County (408) 851-1000
ANDREW AN VU M.D.
Internal Medicine (Clinical Cardiac Electrophysiology)
710 LAWRENCE EXPY DEPT 342
SANTA CLARA, CA 95051
Santa Clara County (408) 851-3749

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 Sirtaz Adatya's NPI number?

The NPI number for Sirtaz Adatya is 1861683559. It was assigned to this individual provider in the NPPES registry on August 7, 2007.

Where is Sirtaz Adatya located?

Sirtaz Adatya practices at 710 Lawrence Expy Dept 342, Santa Clara, CA 95051. The listed phone number is (408) 851-3726.

What is Sirtaz Adatya's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Sirtaz Adatya enrolled in Medicare?

Yes. Sirtaz Adatya 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 organization bills Medicare for Sirtaz Adatya's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sirtaz Adatya reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, CA). The 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 Sirtaz Adatya'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 Sirtaz Adatya was last updated on December 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.