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MARINELLI & FELDMAN MDS
NPI 1851498133
Urology in Fullerton, CA

Active since September 20, 2006
1915 SUNNY CREST DR, FULLERTON, CA 92835(714) 879-2410(714) 879-5340 Get Directions Write a Review

NPPES record last updated: September 15, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Marinelli & Feldman Mds NPPES

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

MARINELLI & FELDMAN MDS (NPI 1851498133) is a healthcare organization registered as an urology in Fullerton, California and active in the NPI registry since September 2006. The organization lists Angelica Maria Reyes, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1851498133
Entity TypeOrganization
Primary Taxonomy208800000X
Legal Business NameMARINELLI & FELDMAN MDS
Location Address1915 SUNNY CREST DRFullerton, CA 92835-3626
Mailing Address1915 Sunny Crest DrFullerton, CA 92835-3626 · (714) 879-2410 · Fax (714) 879-5340
Phone(714) 879-2410
Fax(714) 879-5340
Organization SubpartNo
Authorized OfficialAngelica Maria ReyesOffice Manager · (714) 879-2410
Enumeration DateSeptember 20, 2006
Last NPPES UpdateSeptember 15, 2020
NPPES CertifiedSeptember 15, 2020
✔ NPI 1851498133 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
Licenses✔ Licensed in CA · G59971✔ Licensed in CA · A79874
Definition
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
1915 SUNNY CREST DR, Fullerton, CA 92835
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Other Identifiers 4

OtherG41816CA · Medi Cal Rendering
Other05D0684380CA · Clia
MedicaidGR0011581CA
OtherG59971CA · Medi-cal Rendering

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)

Marinelli & Feldman Mds 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 Marinelli & Feldman Mds, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Michael Maidaa
Urology
NPI 1366008641
1915 SUNNY CREST DR
Fullerton, CA 92835
(714) 879-2410
✔ PECOS✔ Accepts MedicareSame address
Ali Alavi, M.D.
Urology
NPI 1508936592
1950 SUNNYCREST DR #3400
Fullerton, CA 92835
(714) 879-2410
✔ PECOS✔ Accepts MedicareSame address
Derrick Marinelli, M.D.
Urology
NPI 1689897761
1950 SUNNYCREST DR #3400
Fullerton, CA 92835
(714) 879-2410
✔ PECOS0.1 mi
Alexa Chai, M.D.
Urology
NPI 1437393303
3771 KATELLA AVE STE 210
Los Alamitos, CA 90720
(562) 430-0581
✔ PECOS✔ Accepts Medicare9.9 mi

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 Marinelli & Feldman Mds's NPI number?

The NPI number for Marinelli & Feldman Mds is 1851498133. It was assigned to this organization in the NPPES registry on September 20, 2006.

Where is Marinelli & Feldman Mds located?

Marinelli & Feldman Mds is located at 1915 Sunny Crest Dr, Fullerton, CA 92835. The listed phone number is (714) 879-2410.

What is Marinelli & Feldman Mds's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Marinelli & Feldman Mds enrolled in Medicare?

Yes. Marinelli & Feldman Mds is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Marinelli & Feldman Mds?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Urology, reassign their Medicare billing to Marinelli & Feldman Mds. 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, 2 practice at this address and 4 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 Marinelli & Feldman Mds was last updated on September 15, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.