ADAM K PENSTEIN MD PLLC
NPI 1033402656
Dermatology in New York, NY
About Adam K Penstein Md Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADAM K PENSTEIN MD PLLC (NPI 1033402656) is a healthcare organization registered as a dermatology in New York, New York and active in the NPI registry since May 2011. The organization lists Adam Penstein, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Adam K Penstein Md Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by October 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 Adam K Penstein 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 Adam K Penstein MD PLLC's NPI number?
The NPI number for Adam K Penstein MD PLLC is 1033402656. It was assigned to this organization in the NPPES registry on May 17, 2011.
Where is Adam K Penstein MD PLLC located?
Adam K Penstein MD PLLC is located at 116 E 66th St Office-A, New York, NY 10065. The listed phone number is (646) 470-6828.
What is Adam K Penstein MD PLLC's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Adam K Penstein MD PLLC enrolled in Medicare?
Yes. Adam K Penstein MD PLLC is registered in the Medicare PECOS enrollment system.
When is Adam K Penstein 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 October 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 Adam K Penstein MD PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Adam K Penstein 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 Adam K Penstein MD PLLC was last updated on May 17, 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.
# Adam K Penstein Md Pllc · NPI 1033402656
Dermatology organization in New York, New York. Organization record, active in the CMS NPPES registry since May 17, 2011.
## Identity
- **NPI:** 1033402656 (Entity type: Organization)
- **Enumerated:** May 17, 2011
- **Primary specialty:** Dermatology · taxonomy 207N00000X
- **Organization subpart:** No
- **Authorized official:** Adam Penstein, PRESIDENT
## Practice location
- **Address:** 116 E 66TH ST, OFFICE-A, New York, NY 10065-6547
- **Phone:** (646) 470-6828 · **Fax:** (212) 517-5181
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** October 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 (Dermatology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 17, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1033402656) · Data from the CMS NPPES public registry.