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MARK ALLEN KEMBLE AND NICOLAS PALACIOS MEZA PHYSICIANS PC
NPI 1881524189
Clinic/Center - Primary Care in New York, NY

Active since May 20, 2026CLIA 33D2346237 · Waiver
250 VESEY ST FL 18, NEW YORK, NY 10281(864) 501-0751 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Aug 4, 2026, May 20, 2026 (2 updates tracked since 2026).

About Mark Allen Kemble And Nicolas Palacios Meza Physicians Pc NPPES

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

MARK ALLEN KEMBLE AND NICOLAS PALACIOS MEZA PHYSICIANS PC (NPI 1881524189), doing business as Proactive Md Jane Street Capital, is a healthcare organization registered as a primary care in New York, New York and active in the NPI registry since May 2026. The organization holds a CLIA Waiver certificate valid through June 25, 2028 and lists Mark Kemble, Cmo, as its authorized official.

NPPES Registry Identity

NPI1881524189
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameMARK ALLEN KEMBLE AND NICOLAS PALACIOS MEZA PHYSICIANS PC
Location Address250 VESEY ST FL 18New York, NY 10281-1053
Mailing Address86 Villa Rd Ste 100Greenville, SC 29615-3052 · (864) 501-0751
Phone(864) 501-0751
Organization SubpartNo
Authorized OfficialMark KembleCmo · (864) 501-0751
Enumeration DateMay 20, 2026
Last NPPES UpdateAugust 4, 20262 updates tracked since enumeration
NPPES CertifiedAugust 4, 2026
✔ NPI 1881524189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
250 VESEY ST FL 18, New York, NY 10281
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Other Names 1

Doing Business AsProactive Md Jane Street Capital

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 33D2346237

Mark Allen Kemble And Nicolas Palacios Meza Physicians · New York, NY
Active · expires Jun 25, 2028
CLIA Number33D2346237
Laboratory TypePhysician Office
Certificate Effective DateJune 26, 2026
Certificate Expiration DateJune 25, 2028
Laboratory DirectorMark A. Kemble
Laboratory Phone(646) 979-9798
Laboratory LocationMark Allen Kemble And Nicolas Palacios Meza Physicians250 Vesey St Floor 18 Suite 1801 Pmd Health Laboratory, New York, NY 10281
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JEANETTE KREUZE FNP-BC
Nurse Practitioner
250 VESEY ST FL 18
NEW YORK, NY 10281
New York County (212) 530-2288
ASHLEIGH MARIA HOLMES PHD, AGPCNP-BC
Nurse Practitioner (Adult Health)
250 VESEY ST FL 18
NEW YORK, NY 10281
New York County (646) 979-9798
ANNA OBERNDORF NP
Nurse Practitioner (Primary Care)
250 VESEY ST FL 18
NEW YORK, NY 10281
New York County (646) 979-9798

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 Mark Allen Kemble And Nicolas Palacios Meza Physicians PC's NPI number?

The NPI number for Mark Allen Kemble And Nicolas Palacios Meza Physicians PC is 1881524189. It was assigned to this organization in the NPPES registry on May 20, 2026. The provider is doing business as Proactive MD Jane Street Capital.

Where is Mark Allen Kemble And Nicolas Palacios Meza Physicians PC located?

Mark Allen Kemble And Nicolas Palacios Meza Physicians PC is located at 250 Vesey St Fl 18, New York, NY 10281. The listed phone number is (864) 501-0751.

What is Mark Allen Kemble And Nicolas Palacios Meza Physicians PC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Does Mark Allen Kemble And Nicolas Palacios Meza Physicians PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D2346237) is associated with this NPI, valid through June 25, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Mark Allen Kemble And Nicolas Palacios Meza Physicians PC was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.