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SUDHA KARUPAIAH MD PC
NPI 1861048209
Internal Medicine - Sleep Medicine in San Jose, CA

Active since August 12, 2019
560 E SAINT JOHN ST, SAN JOSE, CA 95112(408) 279-1400(408) 279-3216 Get Directions Write a Review

NPPES record last updated: August 20, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 20, 2021, Apr 17, 2020, Apr 6, 2020 and 2 more (5 updates tracked since 2019).

About Sudha Karupaiah Md Pc NPPES

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

SUDHA KARUPAIAH MD PC (NPI 1861048209) is a healthcare organization registered as a sleep medicine in San Jose, California and active in the NPI registry since August 2019. The organization lists Sudha Karupaiah, Owner, as its authorized official.

NPPES Registry Identity

NPI1861048209
Entity TypeOrganization
Primary Taxonomy207RS0012X
Legal Business NameSUDHA KARUPAIAH MD PC
Location Address560 E SAINT JOHN STSan Jose, CA 95112-3413
Mailing Address560 E Saint John StSan Jose, CA 95112-3413 · (408) 279-1400 · Fax (408) 279-3216
Phone(408) 279-1400
Fax(408) 279-3216
Organization SubpartNo
Authorized OfficialSudha KarupaiahOwner · (408) 279-1400
Enumeration DateAugust 12, 2019
Last NPPES UpdateAugust 20, 20215 updates tracked since enumeration
NPPES CertifiedAugust 20, 2021
✔ NPI 1861048209 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RS0012X
Definition
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
560 E SAINT JOHN ST, San Jose, CA 95112
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sudha Karupaiah Md Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Sudha Karupaiah MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Sudha Karupaiah, MD
Sleep Medicine
NPI 1316984800
560 E SAINT JOHN ST
San Jose, CA 95112
(408) 279-1400
✔ PECOS✔ Accepts MedicareSame address

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

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 Sudha Karupaiah MD PC's NPI number?

The NPI number for Sudha Karupaiah MD PC is 1861048209. It was assigned to this organization in the NPPES registry on August 12, 2019.

Where is Sudha Karupaiah MD PC located?

Sudha Karupaiah MD PC is located at 560 E Saint John St, San Jose, CA 95112. The listed phone number is (408) 279-1400.

What is Sudha Karupaiah MD PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Sudha Karupaiah MD PC enrolled in Medicare?

Yes. Sudha Karupaiah MD PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sudha Karupaiah MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Sleep Medicine) reassigns their Medicare billing to Sudha Karupaiah MD PC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Sudha Karupaiah MD PC was last updated on August 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.