DR. WILLIAM S DARSEY MD
NPI 1689961914
Family Medicine in Tupelo, MS
About Dr. William S Darsey Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM S DARSEY MD (NPI 1689961914) is an individual family medicine provider in Tupelo, Mississippi, licensed in Mississippi (T2423) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS, is affiliated with North Mississippi Medical Center, and is a graduate of University Of Mississippi School Of Medicine (2011).
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
Dr. William S Darsey 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
4Medicare enrollment records show William Darsey reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tupelo, MS 38804
- Reassigned Medicare billing, Mississippi enrollment
- 581 clinicians in this Medicare group
Tupelo, MS 38801
- Reassigned Medicare billing, Mississippi enrollment
- 225 clinicians in this Medicare group
Pontotoc, MS 38863
- Reassigned Medicare billing, Mississippi enrollment
- 103 clinicians in this Medicare group
Kosciusko, MS 39090
- Reassigned Medicare billing, Mississippi enrollment
- 46 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 5
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.
North Mississippi Medical Center
Acute Care Hospitals · Tupelo, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 38804 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.
Referred Medical Equipment & Supplies CMS DME claims 4
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TUPELO, MS 38804
TUPELO, MS 38804
TUPELO, MS 38804
TUPELO, MS 38804
TUPELO, MS 38804
TUPELO, MS 38804
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 William Darsey's NPI number?
The NPI number for William Darsey is 1689961914. It was assigned to this individual provider in the NPPES registry on July 7, 2011.
Where is William Darsey located?
William Darsey practices at 1665 S Green St, Tupelo, MS 38804. The listed phone number is (662) 377-2189.
What is William Darsey's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is William Darsey enrolled in Medicare?
Yes. William Darsey 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 William Darsey's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Darsey reassigns Medicare benefits to 4 organizations: North Mississippi Medical Center Inc (Tupelo, MS), North Mississippi Medical Clinics Inc (Tupelo, MS), Pontotoc Health Services, Inc. (Pontotoc, MS) and Attala Emergency Group LLC (Kosciusko, 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 William Darsey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Darsey accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 2 other insurers list William Darsey 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 William Darsey affiliated with any hospitals?
According to CMS data, William Darsey is affiliated with North Mississippi Medical Center.
When was this NPI record last updated?
The NPPES record for William Darsey was last updated on July 7, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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. William S Darsey, MD · NPI 1689961914
Family Medicine physician in Tupelo, Mississippi. Individual provider, active in the CMS NPPES registry since July 7, 2011.
## Identity
- **NPI:** 1689961914 (Entity type: Individual)
- **Enumerated:** July 7, 2011
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** T2423 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 1665 S GREEN ST, Tupelo, MS 38804-6556
- **Phone:** (662) 377-2189
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): North Mississippi Medical Center Inc (NPI 1013650431, Tupelo, MS); North Mississippi Medical Clinics Inc (NPI 1053469486, Tupelo, MS); Pontotoc Health Services, Inc. (NPI 1821103516, Pontotoc, MS); Attala Emergency Group LLC (NPI 1407103294, Kosciusko, MS) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** July 7, 2011
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Source: [NPI Profile](https://npiprofile.com/npi/1689961914) · Data from the CMS NPPES public registry.