MS. LEIGH WINTER SPENCER NP
NPI 1538168398
Nurse Practitioner - Family in Oxford, MS
About Ms. Leigh Winter Spencer Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. LEIGH WINTER SPENCER NP (NPI 1538168398) is an individual family provider in Oxford, Mississippi, licensed in Mississippi (R890697) and active in the NPI registry since July 2005. She is enrolled in Medicare PECOS, is affiliated with University Of Mississippi Medical Center- Grenada, and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Ms. Leigh Winter Spencer Np 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 Reassignment
Medicare enrollment records show Leigh Spencer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Grenada, MS 38901
- Reassigned Medicare billing, Mississippi enrollment
- 1,932 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Mississippi Medical Center- Grenada
Acute Care Hospitals · Grenada, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 38655 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 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Leigh Spencer's NPI number?
The NPI number for Leigh Spencer is 1538168398. It was assigned to this individual provider in the NPPES registry on July 14, 2005.
Where is Leigh Spencer located?
Leigh Spencer practices at 1397 Belk Blvd, Oxford, MS 38655. The listed phone number is (662) 236-4675.
What is Leigh Spencer's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Leigh Spencer enrolled in Medicare?
Yes. Leigh Spencer 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 organization bills Medicare for Leigh Spencer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leigh Spencer reassigns Medicare benefits to State Of Mississippi-University Of Mississippi Medical Center (Grenada, MS). The 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 Leigh Spencer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Leigh Spencer affiliated with any hospitals?
According to CMS data, Leigh Spencer is affiliated with University Of Mississippi Medical Center- Grenada.
When was this NPI record last updated?
The NPPES record for Leigh Spencer was last updated on November 1, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Ms. Leigh Winter Spencer, NP · NPI 1538168398
Family physician in Oxford, Mississippi. Individual provider, active in the CMS NPPES registry since July 14, 2005.
## Identity
- **NPI:** 1538168398 (Entity type: Individual)
- **Enumerated:** July 14, 2005
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** R890697 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 1397 BELK BLVD, Oxford, MS 38655-5301
- **Phone:** (662) 236-4675 · **Fax:** (662) 281-0819
## 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:** State Of Mississippi-University Of Mississippi Medical Center (NPI 1932538527, Grenada, MS), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** November 1, 2012
- **Other identifiers:** Medicaid 225713508C (GA); Medicaid 225713508F (GA); Medicaid 225713508B (GA)
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Source: [NPI Profile](https://npiprofile.com/npi/1538168398) · Data from the CMS NPPES public registry.