DR. REHANA ARJUMAND ZAMAN MD
NPI 1841353745
Internal Medicine - Nephrology in New York, NY
About Dr. Rehana Arjumand Zaman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. REHANA ARJUMAND ZAMAN MD (NPI 1841353745) is an individual nephrology provider in New York, New York, licensed in New York (164636) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with Mount Sinai St Luke's Roosevelt Hospital, and is a graduate of Other (1979).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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. Rehana Arjumand Zaman Md 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 Rehana Zaman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10025
- Reassigned Medicare billing, New York enrollment
- 2 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 7
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.
Mount Sinai St Luke's Roosevelt Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10025 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Rehana Zaman's NPI number?
The NPI number for Rehana Zaman is 1841353745. It was assigned to this individual provider in the NPPES registry on December 19, 2006.
Where is Rehana Zaman located?
Rehana Zaman practices at 137 W 96th St, New York, NY 10025. The listed phone number is (212) 749-7400.
What is Rehana Zaman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Rehana Zaman enrolled in Medicare?
Yes. Rehana Zaman 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 Rehana Zaman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rehana Zaman reassigns Medicare benefits to Westside Medical (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 Rehana Zaman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Rehana Zaman affiliated with any hospitals?
According to CMS data, Rehana Zaman is affiliated with Mount Sinai St Luke's Roosevelt Hospital.
When was this NPI record last updated?
The NPPES record for Rehana Zaman was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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. Rehana Arjumand Zaman, MD · NPI 1841353745
Nephrology physician in New York, New York. Individual provider, active in the CMS NPPES registry since December 19, 2006.
## Identity
- **NPI:** 1841353745 (Entity type: Individual)
- **Enumerated:** December 19, 2006
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** 164636 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 137 W 96TH ST, New York, NY 10025-6403
- **Phone:** (212) 749-7400 · **Fax:** (212) 836-4336
## 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:** Westside Medical (NPI 1639388960, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1979
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicaid 01141973 (NY); Medicare ID-Type Unspecified 28F79 (NY); Medicare UPIN E 17743 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1841353745) · Data from the CMS NPPES public registry.