MARC S ENGELBERT MD PLLC
NPI 1700158623
Obstetrics & Gynecology in New York, NY
About Marc S Engelbert Md Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARC S ENGELBERT MD PLLC (NPI 1700158623) is a healthcare organization registered as an obstetrics & gynecology in New York, New York and active in the NPI registry since February 2012. The organization lists Marc S Engelbert, Physician/owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Marc S Engelbert Md Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by December 31, 2026
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Marc S Engelbert MD PLLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Marc S Engelbert MD PLLC's NPI number?
The NPI number for Marc S Engelbert MD PLLC is 1700158623. It was assigned to this organization in the NPPES registry on February 8, 2012.
Where is Marc S Engelbert MD PLLC located?
Marc S Engelbert MD PLLC is located at 1165 Park Avenue 1A, New York, NY 10128. The listed phone number is (212) 348-4100.
What is Marc S Engelbert MD PLLC's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Marc S Engelbert MD PLLC enrolled in Medicare?
Yes. Marc S Engelbert MD PLLC is registered in the Medicare PECOS enrollment system.
When is Marc S Engelbert MD PLLC's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (New York, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Marc S Engelbert MD PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Obstetrics/Gynecology) reassigns their Medicare billing to Marc S Engelbert MD PLLC. 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 Marc S Engelbert MD PLLC was last updated on February 8, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Marc S Engelbert Md Pllc · NPI 1700158623
Obstetrics & Gynecology organization in New York, New York. Organization record, active in the CMS NPPES registry since February 8, 2012.
## Identity
- **NPI:** 1700158623 (Entity type: Organization)
- **Enumerated:** February 8, 2012
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **Organization subpart:** No
- **Authorized official:** Marc Engelbert, PHYSICIAN/OWNER
## Practice location
- **Address:** 1165 PARK AVENUE, 1A, New York, NY 10128-1210
- **Phone:** (212) 348-4100 · **Fax:** (212) 987-7543
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** December 31, 2026 (Non-DME Part B, New York, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 1 clinician (Obstetrics/Gynecology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 8, 2012
- **Other identifiers:** Medicare PIN 69D421 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1700158623) · Data from the CMS NPPES public registry.