KATHRIN S SERRAO MD LLC
NPI 1174230312
Internal Medicine - Endocrinology, Diabetes & Metabolism in Clifton, NJ

Q: What is Kathrin S Serrao MD LLC's NPI number?

The NPI number for Kathrin S Serrao MD LLC is 1174230312. It was assigned to this organization in the NPPES registry on October 27, 2022.

Q: What is Kathrin S Serrao MD LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Active since October 27, 2022

1033 CLIFTON AVE, SUITE 108, CLIFTON, NJ 07013(973) 577-1995(973) 577-2711 Get Directions Write a Review

NPPES record last updated: October 27, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Kathrin S Serrao Md Llc NPPES

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

KATHRIN S SERRAO MD LLC (NPI 1174230312) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Clifton, New Jersey and active in the NPI registry since October 2022. The organization maintains a secondary practice location in Linden and lists Kathrin Sandra Serrao, Owner, as its authorized official.

NPPES Registry Identity

NPI1174230312

Entity TypeOrganization

Primary Taxonomy207RE0101X

Legal Business NameKATHRIN S SERRAO MD LLC

Location Address1033 CLIFTON AVE, SUITE 108Clifton, NJ 07013

Mailing Address1033 Clifton Ave, Suite 108Clifton, NJ 07013 · (973) 577-1995 · Fax (973) 577-2711

Phone(973) 577-1995

Fax(973) 577-2711

Organization SubpartNo

Authorized OfficialKathrin Sandra SerraoOwner · (973) 577-1995

Enumeration DateOctober 27, 2022

NPPES CertifiedOctober 27, 2022

✔ NPI 1174230312 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

1033 CLIFTON AVE, Clifton, NJ 07013

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Secondary Practice Location 1

Location 1515 N Wood Ave, Suite 302Linden, NJ 07036-4173 · Phone (908) 925-3300 ext. 102 · Fax (908) 925-4300

Other Identifiers 1

Other1386179620NJ · Individual Npi

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)

Kathrin S Serrao Md Llc 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 Kathrin S Serrao MD LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Kathrin Serrao, M.D.

Endocrinology

NPI 1386179620

1033 CLIFTON AVE STE 108
Clifton, NJ 07013

(973) 577-1995

✔ 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 Kathrin S Serrao MD LLC's NPI number?

The NPI number for Kathrin S Serrao MD LLC is 1174230312. It was assigned to this organization in the NPPES registry on October 27, 2022.

Where is Kathrin S Serrao MD LLC located?

Kathrin S Serrao MD LLC is located at 1033 Clifton Ave Suite 108, Clifton, NJ 07013. The listed phone number is (973) 577-1995.

What is Kathrin S Serrao MD LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Kathrin S Serrao MD LLC enrolled in Medicare?

Yes. Kathrin S Serrao MD LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Kathrin S Serrao MD LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Kathrin S Serrao MD LLC. 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 Kathrin S Serrao MD LLC was last updated on October 27, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.