KAREN AMY CHERNOFF M.D.
NPI 1982846812
Dermatology - Pediatric Dermatology in New York, NY
About Karen Amy Chernoff M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN AMY CHERNOFF M.D. (NPI 1982846812) is an individual pediatric dermatology provider in New York, New York, licensed in New York (258969) and active in the NPI registry since March 2009. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and maintains a secondary practice location in Bronx.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Karen Amy Chernoff M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Karen Chernoff reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 980 clinicians in this Medicare group
New York, NY 10037
- Reassigned Medicare billing, New York enrollment
- 2,094 clinicians in this Medicare group
Bronx, NY 10451
- Reassigned Medicare billing, New York enrollment
- 971 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10021 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10021
NEW YORK, NY 10021
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 Karen Chernoff's NPI number?
The NPI number for Karen Chernoff is 1982846812. It was assigned to this individual provider in the NPPES registry on March 24, 2009.
Where is Karen Chernoff located?
Karen Chernoff practices at 1305 York Ave Fl 9, New York, NY 10021. The listed phone number is (646) 962-3376.
What is Karen Chernoff's specialty?
The primary specialty registered for this NPI is Dermatology, specializing in Pediatric Dermatology, with taxonomy code 207NP0225X.
Is Karen Chernoff enrolled in Medicare?
Yes. Karen Chernoff is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Karen Chernoff's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Chernoff reassigns Medicare benefits to 3 organizations: Weill Medical College Of Cornell (New York, NY), Physician Affiliate Group Of New York PC (New York, NY) and Downtown Bronx Medical Associates PC (Bronx, NY). Each 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 Karen Chernoff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Karen Chernoff affiliated with any hospitals?
According to CMS data, Karen Chernoff is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Karen Chernoff was last updated on November 14, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.
# Karen Amy Chernoff, M.D. · NPI 1982846812
Pediatric Dermatology physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 24, 2009.
## Identity
- **NPI:** 1982846812 (Entity type: Individual)
- **Enumerated:** March 24, 2009
- **Primary specialty:** Dermatology - Pediatric Dermatology · taxonomy 207NP0225X
- **State license:** 258969 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1305 YORK AVE FL 9, New York, NY 10021-5663
- **Phone:** (646) 962-3376 · **Fax:** (646) 962-0033
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Weill Medical College Of Cornell (NPI 1164627139, New York, NY); Physician Affiliate Group Of New York PC (NPI 1013375526, New York, NY); Downtown Bronx Medical Associates PC (NPI 1689618407, Bronx, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albert Einstein College Of Medicine Of Yeshiva University, class of 2009
## Record status
- **NPPES last updated:** November 14, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1982846812) · Data from the CMS NPPES public registry.