DR. DONNA MARIE MCMAHON D.O.
NPI 1245317999
Pediatrics in Central Islip, NY
About Dr. Donna Marie Mcmahon D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DONNA MARIE MCMAHON D.O. (NPI 1245317999) is an individual pediatrics provider in Central Islip, New York, licensed in New York (179017-1) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (1987).
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
Dr. Donna Marie Mcmahon D.o. 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 Donna Mcmahon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Central Islip, NY 11722
- Reassigned Medicare billing, New York enrollment
- 53 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11722 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CENTRAL ISLIP, NY 11722
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 Donna Mcmahon's NPI number?
The NPI number for Donna Mcmahon is 1245317999. It was assigned to this individual provider in the NPPES registry on November 1, 2006.
Where is Donna Mcmahon located?
Donna Mcmahon practices at 267 Carleton Ave, Central Islip, NY 11722. The listed phone number is (631) 348-3254.
What is Donna Mcmahon's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Donna Mcmahon enrolled in Medicare?
Yes. Donna Mcmahon 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 Donna Mcmahon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Donna Mcmahon reassigns Medicare benefits to New York Institute Of Technology (Central Islip, 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 Donna Mcmahon'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 Donna Mcmahon was last updated on February 8, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. Donna Marie Mcmahon, D.O. · NPI 1245317999
Pediatrics physician in Central Islip, New York. Individual provider, active in the CMS NPPES registry since November 1, 2006.
## Identity
- **NPI:** 1245317999 (Entity type: Individual)
- **Enumerated:** November 1, 2006
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 179017-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 267 CARLETON AVE, Central Islip, NY 11722-4543
- **Phone:** (631) 348-3254
## 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:** New York Institute Of Technology (NPI 1992738538, Central Islip, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York College Of Osteo Medicine Of New York Institute Of Technology, class of 1987
## Record status
- **NPPES last updated:** February 8, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1245317999) · Data from the CMS NPPES public registry.