ADVANCED SPORTS MEDICINE & REHABILITATION
NPI 1821239336
Clinic/Center - Medical Specialty in New York, NY

Q: What is Neal Mesnick, MD, LLC's NPI number?

The NPI number for Neal Mesnick, MD, LLC is 1821239336. It was assigned to this organization in the NPPES registry on March 12, 2009. The provider is doing business as Advanced Sports Medicine & Rehabilitation.

Q: What is Neal Mesnick, MD, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

Active since March 12, 2009

5 W 16TH ST, NEW YORK, NY 10011(212) 414-8508(212) 414-8509 Get Directions Write a Review

NPPES record last updated: June 30, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Advanced Sports Medicine & Rehabilitation NPPES

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

ADVANCED SPORTS MEDICINE & REHABILITATION (NPI 1821239336) is a healthcare organization registered as a medical specialty in New York, New York and active in the NPI registry since March 2009. The organization lists Neal Mesnick, Member, as its authorized official.

NPPES Registry Identity

NPI1821239336

Entity TypeOrganization

Primary Taxonomy261QM2500X

Legal Business NameNEAL MESNICK, MD, LLC

Location Address5 W 16TH STNew York, NY 10011-6307

Mailing Address5 W 16th StNew York, NY 10011-6307 · (212) 414-8508 · Fax (212) 414-8509

Phone(212) 414-8508

Fax(212) 414-8509

Organization SubpartNo

Authorized OfficialNeal MesnickMember · (212) 414-8508

Enumeration DateMarch 12, 2009

Last NPPES UpdateJune 30, 2009

✔ NPI 1821239336 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Medical SpecialtyAmbulatory Health Care Facilities

Taxonomy Code261QM2500X

License✔ Licensed in NY · 218683

Definition

An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).

5 W 16TH ST, New York, NY 10011

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Other Names 1

Doing Business AsAdvanced Sports Medicine & Rehabilitation

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Advanced Sports Medicine & Rehabilitation 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 Advanced Sports Medicine & Rehabilitation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Neal Mesnick, M.D.

Physical Medicine and Rehabilitation

NPI 1154310316

5 W 16TH ST
New York, NY 10011

(212) 414-9508

✔ PECOS✔ Accepts Medicare0.1 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 Neal Mesnick, MD, LLC's NPI number?

The NPI number for Neal Mesnick, MD, LLC is 1821239336. It was assigned to this organization in the NPPES registry on March 12, 2009. The provider is doing business as Advanced Sports Medicine & Rehabilitation.

Where is Neal Mesnick, MD, LLC located?

Neal Mesnick, MD, LLC is located at 5 W 16th St, New York, NY 10011. The listed phone number is (212) 414-8508.

What is Neal Mesnick, MD, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

Is Neal Mesnick, MD, LLC enrolled in Medicare?

Yes. Neal Mesnick, MD, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Neal Mesnick, MD, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Physical Medicine and Rehabilitation) reassigns their Medicare billing to Neal Mesnick, 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 Neal Mesnick, MD, LLC was last updated on June 30, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.