MARK B WEITZENFELD MD
NPI 1427426113
Urology in Aventura, FL

Active since September 11, 2015
21110 BISCAYNE BLVD, SUITE 401, AVENTURA, FL 33180(305) 933-1772(305) 933-0364 Get Directions Write a Review

NPPES record last updated: August 24, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 24, 2020, Jul 12, 2019 (2 updates tracked since 2019).

About Mark B Weitzenfeld Md NPPES

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

MARK B WEITZENFELD MD (NPI 1427426113) is a healthcare organization registered as an urology in Aventura, Florida and active in the NPI registry since September 2015. The organization lists Dan Collins, President, as its authorized official.

NPPES Registry Identity

NPI1427426113
Entity TypeOrganization
Primary Taxonomy208800000X
Legal Business NameGENESISCARE USA OF FLORIDA LLC
Location Address21110 BISCAYNE BLVD, SUITE 401Aventura, FL 33180-1227
Mailing Address2160 Colonial BlvdFort Myers, FL 33907-1410 · (239) 931-7342 · Fax (239) 931-7385
Fax(305) 933-0364
Organization SubpartYesParent: Genesiscare Usa Inc.
Authorized OfficialDan CollinsPresident · (239) 931-7275
Enumeration DateSeptember 11, 2015
Last NPPES UpdateAugust 24, 20202 updates tracked since enumeration
NPPES CertifiedAugust 24, 2020
✔ NPI 1427426113 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
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.
21110 BISCAYNE BLVD, Aventura, FL 33180

Other Names 1

Doing Business AsMark B Weitzenfeld Md

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

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark B Weitzenfeld Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

282

Medicare enrollment records show 282 clinicians reassign Medicare billing to Mark B Weitzenfeld MD, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 17 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 19

Urology86
Nurse Practitioner56
Radiation Oncology53
Hematology/Oncology18
General Surgery17
Medical Oncology14
Otolaryngology7
Surgical Oncology5
11 other specialties26

Nearest to this location (20)

See all 282
Urology
NPI 1003873183
21110 BISCAYNE BLVD SUITE 201
Aventura, FL 33180
(305) 534-4747
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1780648220
21150 BISCAYNE BLVD 404
Aventura, FL 33180
(305) 466-9111
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1144284688
21150 BISCAYNE BLVD 404
Aventura, FL 33180
(305) 466-9111
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1174587604
21150 BISCAYNE BLVD SUITE 404
Aventura, FL 33180
(305) 466-9111
✔ PECOS✔ Accepts MedicareSame address
Urology
NPI 1053375584
21150 BISCAYNE BLVD 404
Aventura, FL 33180
(305) 466-9111
✔ PECOS✔ Accepts MedicareSame address
Hematology/Oncology
NPI 1831308022
2801 NE 213TH ST STE 1209
Aventura, FL 33180
(561) 409-1767
✔ PECOS✔ Accepts Medicare0.2 mi
Hematology/Oncology
NPI 1285881136
2801 NE 213TH ST STE 1209
Aventura, FL 33180
(561) 409-1767
✔ PECOS✔ Accepts Medicare0.2 mi
Urology
NPI 1285699447
2500 E HALLANDALE BEACH BLVD SUITE PH-2
Hallandale Beach, FL 33009
(954) 456-6500
✔ PECOS✔ Accepts Medicare1.6 mi
Urology
NPI 1477518082
2500 E HALLANDALE BEACH BLVD STE PH2
Hallandale Beach, FL 33009
(754) 707-5680
✔ PECOS✔ Accepts Medicare1.6 mi
Nurse Practitioner
NPI 1073115671
300 S PARK RD STE 400
Hollywood, FL 33021
(954) 265-7450
✔ PECOS✔ Accepts Medicare3.3 mi
Nurse Practitioner
NPI 1851856439
3850 HOLLYWOOD BLVD
Hollywood, FL 33021
(954) 874-9170
✔ PECOS✔ Accepts Medicare3.6 mi
Nurse Practitioner
NPI 1366303927
6100 HOLLYWOOD BLVD
Hollywood, FL 33024
(954) 987-3010
✔ PECOS✔ Accepts Medicare4.9 mi
Urology
NPI 1013900414
4030 SHERIDAN ST SUITE C
Hollywood, FL 33021
(954) 961-7500
✔ PECOS✔ Accepts Medicare4.9 mi
Medical Oncology
NPI 1134186729
4700 SHERIDAN ST STE M
Hollywood, FL 33021
(954) 432-6595
✔ PECOS✔ Accepts Medicare5.1 mi
Nurse Practitioner
NPI 1871979138
1190 NE 125TH ST
North Miami, FL 33161
(305) 891-7500
✔ PECOS✔ Accepts Medicare5.8 mi
Urology
NPI 1447210810
500 N HIATUS RD STE 107
Pembroke Pines, FL 33026
(954) 392-6066
✔ PECOS✔ Accepts Medicare9.9 mi
Urology
NPI 1174584809
600 N HIATUS RD SUITE 209
Pembroke Pines, FL 33026
(954) 965-9860
✔ PECOS✔ Accepts Medicare10.0 mi
Radiation Oncology
NPI 1598919243
12309 PEMBROKE RD
Pembroke Pines, FL 33025
(954) 392-4750
✔ PECOS✔ Accepts Medicare10 mi
Urology
NPI 1962493619
1200 E BROWARD BLVD
Fort Lauderdale, FL 33301
(954) 463-6408
✔ PECOS✔ Accepts Medicare10 mi
Medical Oncology
NPI 1427043785
201 NW 82ND AVE STE 201
Plantation, FL 33324
(954) 314-7100
✔ PECOS✔ Accepts Medicare13 mi
See all 282 clinicians

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 Genesiscare Usa Of Florida LLC's NPI number?

The NPI number for Genesiscare Usa Of Florida LLC is 1427426113. It was assigned to this organization in the NPPES registry on September 11, 2015. The provider is doing business as Mark B Weitzenfeld MD.

Where is Genesiscare Usa Of Florida LLC located?

Genesiscare Usa Of Florida LLC is located at 21110 Biscayne Blvd Suite 401, Aventura, FL 33180. The listed phone number is (305) 933-1772.

What is Genesiscare Usa Of Florida LLC's specialty?

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

Is Genesiscare Usa Of Florida LLC enrolled in Medicare?

Yes. Genesiscare Usa Of Florida LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Genesiscare Usa Of Florida LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 282 clinicians in 19 Medicare specialties reassign their Medicare billing to Genesiscare Usa Of Florida 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. The largest specialties are Urology (86), Nurse Practitioner (56) and Radiation Oncology (53). Of these, 1 practice at this address and 17 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Genesiscare Usa Of Florida LLC accept?

Health plans from Cigna HealthCare of Florida, Inc. and Cigna Healthcare list Genesiscare Usa Of Florida LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Genesiscare Usa Of Florida LLC was last updated on August 24, 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.