TAMMY ABDAN OTR/L
NPI 1144643065
Occupational Therapist - Hand in New York, NY
About Tammy Abdan Otr/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TAMMY ABDAN OTR/L (NPI 1144643065) is an individual hand provider in New York, New York, licensed in New York (015152) and active in the NPI registry since January 2014. She is a graduate of Columbia University College Of Physicians And Surgeons (2008).
NPPES Registry Identity
Specialties & Licenses
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
Tammy Abdan Otr/l 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 Reassignment
Medicare enrollment records show Tammy Abdan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10016
- Reassigned Medicare billing, New York enrollment
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 4
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.
Other Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10016
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 Tammy Abdan's NPI number?
The NPI number for Tammy Abdan is 1144643065. It was assigned to this individual provider in the NPPES registry on January 28, 2014.
Where is Tammy Abdan located?
Tammy Abdan practices at 20 E 35th St Suite 1E, New York, NY 10016. The listed phone number is (646) 801-7243.
What is Tammy Abdan's specialty?
The primary specialty registered for this NPI is Occupational Therapist, specializing in Hand, with taxonomy code 225XH1200X.
Is Tammy Abdan enrolled in Medicare?
Yes. Tammy Abdan 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 organization bills Medicare for Tammy Abdan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tammy Abdan reassigns Medicare benefits to Hand Therapy New York Ot PLLC (New York, NY). The 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 Tammy Abdan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Tammy Abdan was last updated on February 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Tammy Abdan, OTR/L · NPI 1144643065
Hand provider in New York, New York. Individual provider, active in the CMS NPPES registry since January 28, 2014.
## Identity
- **NPI:** 1144643065 (Entity type: Individual)
- **Enumerated:** January 28, 2014
- **Primary specialty:** Occupational Therapist - Hand · taxonomy 225XH1200X
- **State license:** 015152 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 20 E 35TH ST, SUITE 1E, New York, NY 10016-3887
- **Phone:** (646) 801-7243 · **Fax:** (212) 997-1235
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Hand Therapy New York Ot PLLC (NPI 1316362510, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 2008
## Record status
- **NPPES last updated:** February 24, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1144643065) · Data from the CMS NPPES public registry.