TANVER AHMED MAZUMDER FNP-C
NPI 1043042872
Nurse Practitioner - Family in Ankeny, IA
About Tanver Ahmed Mazumder Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TANVER AHMED MAZUMDER FNP-C (NPI 1043042872) is an individual family provider in Ankeny, Iowa, licensed in Iowa (A179727) and active in the NPI registry since August 2024. He is enrolled in Medicare PECOS, maintains a secondary practice location in Porter, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Tanver Ahmed Mazumder Fnp-c 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 Tanver Mazumder reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
West Des Moines, IA 50266
- Reassigned Medicare billing, Iowa enrollment
- Medicare enrollment name: Iowa Sleep Disorders Center PC
- 4 clinicians in this Medicare group
Houston, TX 77025
- Reassigned Medicare billing, Texas enrollment
- 1,649 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50021 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANKENY, IA 50021
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 Tanver Mazumder's NPI number?
The NPI number for Tanver Mazumder is 1043042872. It was assigned to this individual provider in the NPPES registry on August 19, 2024.
Where is Tanver Mazumder located?
Tanver Mazumder practices at 400 SE Delaware Ave, Ankeny, IA 50021. The listed phone number is (515) 225-0188.
What is Tanver Mazumder's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Tanver Mazumder enrolled in Medicare?
Yes. Tanver 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 Tanver Mazumder's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tanver Mazumder reassigns Medicare benefits to 2 organizations: Iowa Sleep Disorders Center, P.C. (West Des Moines, IA) and Kelsey-Seybold Medical Group, PLLC (Houston, TX). 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 Tanver Mazumder's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tanver Mazumder accept?
Health plans from UnitedHealthcare list Tanver 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.
When was this NPI record last updated?
The NPPES record for Tanver Mazumder was last updated on December 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Tanver Ahmed Mazumder, FNP-C · NPI 1043042872
Family physician in Ankeny, Iowa. Individual provider, active in the CMS NPPES registry since August 19, 2024.
## Identity
- **NPI:** 1043042872 (Entity type: Individual)
- **Enumerated:** August 19, 2024
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** A179727 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 SE DELAWARE AVE, Ankeny, IA 50021-3454
- **Phone:** (515) 225-0188
## 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): Iowa Sleep Disorders Center, P.C. (NPI 1992725782, West Des Moines, IA); Kelsey-Seybold Medical Group, PLLC (NPI 1013915255, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** December 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1043042872) · Data from the CMS NPPES public registry.