RANA ABDULLAH TAMRAZ M.D.
NPI 1801281084
Anesthesiology in Bronx, NY
About Rana Abdullah Tamraz M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RANA ABDULLAH TAMRAZ M.D. (NPI 1801281084) is an individual anesthesiology provider in Bronx, New York, licensed in New York (316599) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, is affiliated with Sisters Of Charity Hospital, and is a graduate of Other (2014).
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
Rana Abdullah Tamraz 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
6Medicare enrollment records show Rana Tamraz reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bronx, NY 10457
- Reassigned Medicare billing, New York enrollment
- 795 clinicians in this Medicare group
Bronx, NY 10467
- Reassigned Medicare billing, New York enrollment
- 5,251 clinicians in this Medicare group
Shelton, CT 06484
- Reassigned Medicare billing, Connecticut enrollment
- 727 clinicians in this Medicare group
Columbia, MD 21046
- Reassigned Medicare billing, Maryland enrollment
- 734 clinicians in this Medicare group
Buffalo, NY 14214
- Reassigned Medicare billing, New York enrollment
- 117 clinicians in this Medicare group
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 2,445 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Sisters Of Charity Hospital
Acute Care Hospitals · Buffalo, 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.
BRONX, NY 10457
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 Rana Tamraz's NPI number?
The NPI number for Rana Tamraz is 1801281084. It was assigned to this individual provider in the NPPES registry on April 3, 2015.
Where is Rana Tamraz located?
Rana Tamraz practices at 1650 Grand Concourse 5th Floor Admin Dept Of Ob/Gyn, Bronx, NY 10457. The listed phone number is (718) 922-3983.
What is Rana Tamraz's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Rana Tamraz enrolled in Medicare?
Yes. Rana Tamraz 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 Rana Tamraz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rana Tamraz reassigns Medicare benefits to 6 organizations: Bronxcare Health System (Bronx, NY), Montefiore Medical Center (Bronx, NY), Integrated Anesthesia Associates LLC (Shelton, CT), First Colonies Anesthesia Associates, LLC (Columbia, MD), Parkside Medical Anesthesia Associates (Buffalo, NY) and 1 more organization, listed in the Medicare section above. 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 Rana Tamraz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Rana Tamraz affiliated with any hospitals?
According to CMS data, Rana Tamraz is affiliated with Sisters Of Charity Hospital.
When was this NPI record last updated?
The NPPES record for Rana Tamraz was last updated on February 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Rana Abdullah Tamraz, M.D. · NPI 1801281084
Anesthesiology physician in Bronx, New York. Individual provider, active in the CMS NPPES registry since April 3, 2015.
## Identity
- **NPI:** 1801281084 (Entity type: Individual)
- **Enumerated:** April 3, 2015
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 316599 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1650 GRAND CONCOURSE, 5TH FLOOR ADMIN DEPT OF OB/GYN, Bronx, NY 10457-7679
- **Phone:** (718) 922-3983
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Bronxcare Health System (NPI 1245390855, Bronx, NY); Montefiore Medical Center (NPI 1063525152, Bronx, NY); Integrated Anesthesia Associates LLC (NPI 1881636397, Shelton, CT); First Colonies Anesthesia Associates, LLC (NPI 1740218767, Columbia, MD); Parkside Medical Anesthesia Associates (NPI 1871537464, Buffalo, NY); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** February 18, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1801281084) · Data from the CMS NPPES public registry.