JIAHUAI TAN M.D.
NPI 1578891503
Internal Medicine in Mount Vernon, NY
About Jiahuai Tan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JIAHUAI TAN M.D. (NPI 1578891503) is an individual internal medicine provider in Mount Vernon, New York, licensed in Michigan (4301095561) and active in the NPI registry since December 2009. He is enrolled in Medicare PECOS, is affiliated with Tishomingo Health Services Inc, and is a graduate of Other (1992).
NPPES Registry Identity
Specialties & Licenses
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
Jiahuai Tan 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
2Medicare enrollment records show Jiahuai Tan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Corinth, MS 38834
- Reassigned Medicare billing, Mississippi enrollment
- 581 clinicians in this Medicare group
Aberdeen, MS 39730
- Reassigned Medicare billing, Mississippi enrollment
- 101 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 9
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Tishomingo Health Services Inc
Acute Care Hospitals · Iuka, MSNorth Mississippi Medical Center
Acute Care Hospitals · Tupelo, MSMagnolia Regional Health Center
Acute Care Hospitals · Corinth, MSNorth Mississippi Medical Center-Gilmore Amory
Acute Care Hospitals · Amory, MSClay County Medical Corporation
Acute Care Hospitals · West Point, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10550 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MOUNT VERNON, NY 10550
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 Jiahuai Tan's NPI number?
The NPI number for Jiahuai Tan is 1578891503. It was assigned to this individual provider in the NPPES registry on December 2, 2009.
Where is Jiahuai Tan located?
Jiahuai Tan practices at 12 N 7th Ave, Mount Vernon, NY 10550. The listed phone number is (914) 664-8000.
What is Jiahuai Tan's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Jiahuai Tan enrolled in Medicare?
Yes. Jiahuai Tan 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 Jiahuai Tan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jiahuai Tan reassigns Medicare benefits to 2 organizations: North Mississippi Medical Center, Inc. (Corinth, MS) and Clay County Medical Corporation (Aberdeen, MS). 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 Jiahuai Tan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jiahuai Tan 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 Jiahuai Tan 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 Jiahuai Tan affiliated with any hospitals?
According to CMS data, Jiahuai Tan is affiliated with Tishomingo Health Services Inc, North Mississippi Medical Center, Magnolia Regional Health Center, North Mississippi Medical Center-Gilmore Amory and Clay County Medical Corporation.
When was this NPI record last updated?
The NPPES record for Jiahuai Tan was last updated on December 2, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Jiahuai Tan, M.D. · NPI 1578891503
Internal Medicine physician in Mount Vernon, New York. Individual provider, active in the CMS NPPES registry since December 2, 2009.
## Identity
- **NPI:** 1578891503 (Entity type: Individual)
- **Enumerated:** December 2, 2009
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 4301095561 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 12 N 7TH AVE, Mount Vernon, NY 10550-2026
- **Phone:** (914) 664-8000
## 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): North Mississippi Medical Center, Inc. (NPI 1366036253, Corinth, MS); Clay County Medical Corporation (NPI 1831728633, Aberdeen, MS) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1992
## Record status
- **NPPES last updated:** December 2, 2009
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Source: [NPI Profile](https://npiprofile.com/npi/1578891503) · Data from the CMS NPPES public registry.