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BOCA NEPHROLOGY PA
NPI 1578556759
Internal Medicine - Nephrology in Boca Raton, FL

Active since August 24, 2005
2900 N MILITARY TRL, STE 195, BOCA RATON, FL 33431(561) 241-7100(561) 953-0208 Get Directions Write a Review

NPPES record last updated: July 11, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Boca Nephrology Pa NPPES

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

BOCA NEPHROLOGY PA (NPI 1578556759), doing business as Craig L Stemmer Md Pa, is a healthcare organization registered as a nephrology in Boca Raton, Florida and active in the NPI registry since August 2005. The organization lists Craig L Stemmer, President, as its authorized official.

NPPES Registry Identity

NPI1578556759
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameBOCA NEPHROLOGY PA
Location Address2900 N MILITARY TRL, STE 195Boca Raton, FL 33431-6365
Mailing Address2900 N Military Trl, Ste 195Boca Raton, FL 33431-6365 · (561) 241-7100 · Fax (561) 953-0208
Phone(561) 241-7100
Fax(561) 953-0208
Organization SubpartNo
Authorized OfficialCraig L StemmerPresident · (561) 241-7100
Enumeration DateAugust 24, 2005
Last NPPES UpdateJuly 11, 2011
✔ NPI 1578556759 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
2900 N MILITARY TRL, Boca Raton, FL 33431
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Other Names 1

Former Legal Business NameCraig L Stemmer Md Pa

Other Identifiers 2

Medicare PIN39333FL
Medicaid374327600FL

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

The full list of accepted plans is on the Insurance tab. Issuers include AvMed, Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company).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)

Boca Nephrology Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to Boca Nephrology PA, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Jared Jaffe, DO
Nephrology
NPI 1093709859
2900 N MILITARY TRL #195
Boca Raton, FL 33431
(561) 241-7100
✔ PECOS✔ Accepts MedicareSame address
Mary Sifain, DO
Nephrology
NPI 1013474188
2900 N MILITARY TRL STE 195
Boca Raton, FL 33431
(561) 241-7100
✔ PECOS✔ Accepts MedicareSame address
Craig Stemmer, MD
Nephrology
NPI 1013900299
2900 N MILITARY TRL STE 195
Boca Raton, FL 33431
(561) 241-7100
✔ PECOS✔ Accepts MedicareSame address
Malak El-Rahi, MD
Nephrology
NPI 1962663070
5030 CHAMPION BLVD # G11110
Boca Raton, FL 33496
(713) 633-3000
✔ PECOS✔ Accepts Medicare2.3 mi
Ronald Vigo Vigo, M. D.
Nephrology
NPI 1326356395
37 CALLE SAN ANTONIO
Anasco, PR 00610
(787) 826-0440
✔ PECOS

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 Boca Nephrology PA's NPI number?

The NPI number for Boca Nephrology PA is 1578556759. It was assigned to this organization in the NPPES registry on August 24, 2005. The provider was formerly known as Craig L Stemmer MD PA.

Where is Boca Nephrology PA located?

Boca Nephrology PA is located at 2900 N Military Trl Ste 195, Boca Raton, FL 33431. The listed phone number is (561) 241-7100.

What is Boca Nephrology PA's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Boca Nephrology PA enrolled in Medicare?

Yes. Boca Nephrology PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Boca Nephrology PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians, all in Nephrology, reassign their Medicare billing to Boca Nephrology PA. 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, 3 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Boca Nephrology PA accept?

Health plans from AvMed, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Boca Nephrology PA 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 Boca Nephrology PA was last updated on July 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.