DR. SHIRIN MAZUMDER MD
NPI 1396921623
Internal Medicine - Infectious Disease in Memphis, TN
About Dr. Shirin Mazumder Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SHIRIN MAZUMDER MD (NPI 1396921623) is an individual infectious disease provider in Memphis, Tennessee, licensed in Tennessee (47374) and active in the NPI registry since January 2008. She is enrolled in Medicare PECOS, is affiliated with Methodist Hospitals Of Memphis, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 2
Accepted Insurance
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. Shirin Mazumder 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 Reassignments
2Medicare enrollment records show Shirin Mazumder reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Memphis, TN 38104
- Reassigned Medicare billing, Tennessee enrollment
- 170 clinicians in this Medicare group
Memphis, TN 38104
- Reassigned Medicare billing, Tennessee enrollment
- 110 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 4
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.
Methodist Hospitals Of Memphis
Acute Care Hospitals · Memphis, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 38104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MEMPHIS, TN 38104
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 Shirin Mazumder's NPI number?
The NPI number for Shirin Mazumder is 1396921623. It was assigned to this individual provider in the NPPES registry on January 16, 2008.
Where is Shirin Mazumder located?
Shirin Mazumder practices at 1325 Eastmoreland Ave Ste 360, Memphis, TN 38104. The listed phone number is (901) 516-8714.
What is Shirin Mazumder's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Shirin Mazumder enrolled in Medicare?
Yes. Shirin Mazumder 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 Shirin Mazumder's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shirin Mazumder reassigns Medicare benefits to 2 organizations: Ut Methodist Physicians LLC (Memphis, TN) and Primary Care Group LLC (Memphis, TN). 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 Shirin Mazumder's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Shirin Mazumder accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 3 other insurers list Shirin Mazumder as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Shirin Mazumder affiliated with any hospitals?
According to CMS data, Shirin Mazumder is affiliated with Methodist Hospitals Of Memphis.
When was this NPI record last updated?
The NPPES record for Shirin Mazumder was last updated on February 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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. Shirin Mazumder, MD · NPI 1396921623
Infectious Disease physician in Memphis, Tennessee. Individual provider, active in the CMS NPPES registry since January 16, 2008.
## Identity
- **NPI:** 1396921623 (Entity type: Individual)
- **Enumerated:** January 16, 2008
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 47374 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 1325 EASTMORELAND AVE STE 360, Memphis, TN 38104-7514
- **Phone:** (901) 516-8714 · **Fax:** (901) 516-8550
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ut Methodist Physicians LLC (NPI 1427317908, Memphis, TN); Primary Care Group LLC (NPI 1093016651, Memphis, TN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rush Medical College Of Rush University, class of 2005
## Record status
- **NPPES last updated:** February 5, 2026
- **Other identifiers:** Other 103I441427 (TN); Medicaid 1523865 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1396921623) · Data from the CMS NPPES public registry.