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DAVID S. LUDWIG, M.D., P.C.
NPI 1114051158
Psychiatry & Neurology - Psychiatry in New York, NY

Active since March 14, 2007
20 E 74TH ST, SUITE 1A, NEW YORK, NY 10021(212) 472-8019(212) 472-2705 Get Directions Write a Review

NPPES record last updated: September 20, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About David S. Ludwig, M.d., P.c. NPPES

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

DAVID S. LUDWIG, M.D., P.C. (NPI 1114051158) is a healthcare organization registered as a psychiatry in New York, New York and active in the NPI registry since March 2007. The organization lists David Steven Ludwig, President, as its authorized official.

NPPES Registry Identity

NPI1114051158
Entity TypeOrganization
Primary Taxonomy2084P0800X
Legal Business NameDAVID S. LUDWIG, M.D., P.C.
Location Address20 E 74TH ST, SUITE 1ANew York, NY 10021-2654
Mailing Address20 E 74th St, Suite 1aNew York, NY 10021-2654 · (212) 472-8019 · Fax (212) 472-2705
Phone(212) 472-8019
Fax(212) 472-2705
Organization SubpartNo
Authorized OfficialDavid Steven LudwigPresident · (212) 472-8019
Enumeration DateMarch 14, 2007
Last NPPES UpdateSeptember 20, 2010
✔ NPI 1114051158 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NY · 143218
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
20 E 74TH ST, New York, NY 10021
Open in Google Maps ↗

Other Identifiers 4

Other143214Hip Provider #
OtherP2152996Oxford Provider #
Other4278150Aetna Provider #
Other168924Mhn Provider #

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)

David S. Ludwig, M.d., P.c. 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 David S. Ludwig, M.D., P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

David Ludwig, M.D.
Psychiatry
NPI 1023142056
20 E 74TH ST SUITE 1A
New York, NY 10021
(212) 472-8019
✔ 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 David S. Ludwig, M.D., P.C.'s NPI number?

The NPI number for David S. Ludwig, M.D., P.C. is 1114051158. It was assigned to this organization in the NPPES registry on March 14, 2007.

Where is David S. Ludwig, M.D., P.C. located?

David S. Ludwig, M.D., P.C. is located at 20 E 74th St Suite 1A, New York, NY 10021. The listed phone number is (212) 472-8019.

What is David S. Ludwig, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is David S. Ludwig, M.D., P.C. enrolled in Medicare?

Yes. David S. Ludwig, M.D., P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through David S. Ludwig, M.D., P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to David S. Ludwig, M.D., P.C.. 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 David S. Ludwig, M.D., P.C. was last updated on September 20, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.