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MOHAMMED S. QAYYUM M.D. INC
NPI 1649647736
Specialist in San Jose, CA

Active since August 25, 2015
2550 SAMARITAN DR, D, SAN JOSE, CA 95124(408) 610-2001(408) 610-3880 Get Directions Write a Review

NPPES record last updated: February 21, 2017. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mohammed S. Qayyum M.d. Inc NPPES

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

MOHAMMED S. QAYYUM M.D. INC (NPI 1649647736) is a healthcare organization registered as a specialist in San Jose, California and active in the NPI registry since August 2015. The organization lists Mohammed S Qayyum, Owner, as its authorized official.

NPPES Registry Identity

NPI1649647736
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameMOHAMMED S. QAYYUM M.D. INC
Location Address2550 SAMARITAN DR, DSan Jose, CA 95124-4104
Mailing Address2550 Samaritan Dr, DSan Jose, CA 95124-4104 · (408) 610-2001 · Fax (408) 610-3880
Phone(408) 610-2001
Fax(408) 610-3880
Organization SubpartNo
Authorized OfficialMohammed S QayyumOwner · (408) 298-0433
Enumeration DateAugust 25, 2015
Last NPPES UpdateFebruary 21, 2017
✔ NPI 1649647736 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CA · A56213
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
2550 SAMARITAN DR, San Jose, CA 95124
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Other Identifiers 1

Medicare PINBS295ZCA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Mohammed S. Qayyum M.d. Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Mohammed S. Qayyum M.D. Inc, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Mohammed Qayyum, MD
Cardiovascular Disease (Cardiology)
NPI 1679666994
2550 SAMARITAN DR SUITE D
San Jose, CA 95124
(408) 610-2001
✔ PECOS✔ Accepts MedicareSame address
Dana Weisshaar, MD
Cardiovascular Disease (Cardiology)
NPI 1952475550
112 PEACH WILLOW CT
Los Gatos, CA 95032
(617) 286-6874
✔ PECOS✔ Accepts Medicare1.5 mi
Ethan Daniels, MD
Cardiovascular Disease (Cardiology)
NPI 1699852558
710 LAWRENCE EXPY
Santa Clara, CA 95051
(408) 851-1000
✔ PECOS✔ Accepts Medicare6.4 mi
Bharat Ravishankar, MD
Cardiovascular Disease (Cardiology)
NPI 1699271163
2577 SAMARITAN DR STE 845
San Jose, CA 95124
(408) 610-2001
✔ PECOS✔ Accepts Medicare

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 Mohammed S. Qayyum M.D. Inc's NPI number?

The NPI number for Mohammed S. Qayyum M.D. Inc is 1649647736. It was assigned to this organization in the NPPES registry on August 25, 2015.

Where is Mohammed S. Qayyum M.D. Inc located?

Mohammed S. Qayyum M.D. Inc is located at 2550 Samaritan Dr D, San Jose, CA 95124. The listed phone number is (408) 610-2001.

What is Mohammed S. Qayyum M.D. Inc's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Mohammed S. Qayyum M.D. Inc enrolled in Medicare?

Yes. Mohammed S. Qayyum M.D. Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mohammed S. Qayyum M.D. Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Cardiovascular Disease (Cardiology), reassign their Medicare billing to Mohammed S. Qayyum M.D. Inc. 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. Of these, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Mohammed S. Qayyum M.D. Inc was last updated on February 21, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.