DR. MIRIAM S FLAUM DO
NPI 1568806602
Anesthesiology in Oceanside, NY
About Dr. Miriam S Flaum Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MIRIAM S FLAUM DO (NPI 1568806602) is an individual anesthesiology provider in Oceanside, New York, licensed in New York (288184) and active in the NPI registry since April 2013. She is enrolled in Medicare PECOS, is affiliated with Long Island Jewish Medical Center, and maintains a secondary practice location in Brooklyn.
NPPES Registry Identity
Specialties & Licenses 2
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
Dr. Miriam S Flaum Do 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 Miriam Flaum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chappaqua, NY 10514
- Reassigned Medicare billing, New York enrollment
- 1,406 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 8
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.
Long Island Jewish Medical Center
Acute Care Hospitals · New Hyde Park, NYOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OCEANSIDE, NY 11572
OCEANSIDE, NY 11572
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 Miriam Flaum's NPI number?
The NPI number for Miriam Flaum is 1568806602. It was assigned to this individual provider in the NPPES registry on April 19, 2013.
Where is Miriam Flaum located?
Miriam Flaum practices at 1 Healthy Way, Oceanside, NY 11572. The listed phone number is (516) 632-4149.
What is Miriam Flaum's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Miriam Flaum enrolled in Medicare?
Yes. Miriam Flaum 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 Miriam Flaum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Miriam Flaum reassigns Medicare benefits to North Shore - Lij Anesthesiology, PC (Chappaqua, 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 Miriam Flaum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Miriam Flaum affiliated with any hospitals?
According to CMS data, Miriam Flaum is affiliated with Long Island Jewish Medical Center.
When was this NPI record last updated?
The NPPES record for Miriam Flaum was last updated on April 11, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.