DR. SHRENI NATOO ZINZUWADIA M.D.
NPI 1629233275
Preventive Medicine - Obesity Medicine in Newark, NJ
About Dr. Shreni Natoo Zinzuwadia M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SHRENI NATOO ZINZUWADIA M.D. (NPI 1629233275) is an individual obesity medicine provider in Newark, New Jersey, licensed in New Jersey (25MA08447200) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, is affiliated with Riverview Medical Center, and is a graduate of Rutgers New Jersey Medical School (2003).
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. Shreni Natoo Zinzuwadia 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
17Medicare enrollment records show Shreni Zinzuwadia reassigns Medicare billing to 17 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newark, NJ 07103
- Reassigned Medicare billing, New Jersey enrollment
- 149 clinicians in this Medicare group
Montclair, NJ 07042
- Reassigned Medicare billing, New Jersey enrollment
- 76 clinicians in this Medicare group
Union, NJ 07083
- Reassigned Medicare billing, New Jersey enrollment
- 47 clinicians in this Medicare group
Livingston, NJ 07039
- Reassigned Medicare billing, New Jersey enrollment
- 1,913 clinicians in this Medicare group
Bayonne, NJ 07002
- Reassigned Medicare billing, New Jersey enrollment
- 637 clinicians in this Medicare group
Secaucus, NJ 07094
- Reassigned Medicare billing, New Jersey enrollment
- 51 clinicians in this Medicare group
Secaucus, NJ 07094
- Reassigned Medicare billing, New Jersey enrollment
- 74 clinicians in this Medicare group
Hoboken, NJ 07030
- Reassigned Medicare billing, New Jersey enrollment
- 113 clinicians in this Medicare group
Summit, NJ 07901
- Reassigned Medicare billing, New Jersey enrollment
- 436 clinicians in this Medicare group
Paterson, NJ 07503
- Reassigned Medicare billing, New Jersey enrollment
- 78 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Riverview Medical Center
Acute Care Hospitals · Red Bank, NJRaritan Bay Medical Center
Acute Care Hospitals · Perth Amboy, NJOverlook Medical Center
Acute Care Hospitals · Summit, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07103 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEWARK, NJ 07103
NEWARK, NJ 07103
NEWARK, NJ 07103
NEWARK, NJ 07103
NEWARK, NJ 07103
NEWARK, NJ 07103
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 Shreni Zinzuwadia's NPI number?
The NPI number for Shreni Zinzuwadia is 1629233275. It was assigned to this individual provider in the NPPES registry on July 23, 2008.
Where is Shreni Zinzuwadia located?
Shreni Zinzuwadia practices at 150 Bergen St Room C-370, Newark, NJ 07103. The listed phone number is (973) 972-9261.
What is Shreni Zinzuwadia's specialty?
The primary specialty registered for this NPI is Preventive Medicine, specializing in Obesity Medicine, with taxonomy code 2083B0002X.
Is Shreni Zinzuwadia enrolled in Medicare?
Yes. Shreni Zinzuwadia 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 Shreni Zinzuwadia's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shreni Zinzuwadia reassigns Medicare benefits to 17 organizations: University Physician Associates Of New Jersey Inc (Newark, NJ), Emergency Associates Of Montclair LLC (Montclair, NJ), Union Emergency Medical Associates LLC (Union, NJ), Rwjbh Observation Associates LLC (Livingston, NJ), Garden State Healthcare Associates, LLC (Bayonne, NJ) and 12 more organizations, 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 Shreni Zinzuwadia's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Shreni Zinzuwadia affiliated with any hospitals?
According to CMS data, Shreni Zinzuwadia is affiliated with Riverview Medical Center, Raritan Bay Medical Center and Overlook Medical Center.
When was this NPI record last updated?
The NPPES record for Shreni Zinzuwadia was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Dr. Shreni Natoo Zinzuwadia, M.D. · NPI 1629233275
Obesity Medicine physician in Newark, New Jersey. Individual provider, active in the CMS NPPES registry since July 23, 2008.
## Identity
- **NPI:** 1629233275 (Entity type: Individual)
- **Enumerated:** July 23, 2008
- **Primary specialty:** Preventive Medicine - Obesity Medicine · taxonomy 2083B0002X
- **State license:** 25MA08447200 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 150 BERGEN ST, ROOM C-370, Newark, NJ 07103-2496
- **Phone:** (973) 972-9261
## 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:** 17 organizations under Medicare reassignment (form CMS-855R): University Physician Associates Of New Jersey Inc (NPI 1639189236, Newark, NJ); Emergency Associates Of Montclair LLC (NPI 1598112146, Montclair, NJ); Union Emergency Medical Associates LLC (NPI 1689847352, Union, NJ); Rwjbh Observation Associates LLC (NPI 1760095806, Livingston, NJ); Garden State Healthcare Associates, LLC (NPI 1700014545, Bayonne, NJ); and 12 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rutgers New Jersey Medical School, class of 2003
## Record status
- **NPPES last updated:** January 13, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1629233275) · Data from the CMS NPPES public registry.