DR. WILLIAM L PACE M.D.
NPI 1073586566
Obstetrics & Gynecology in Hattiesburg, MS
About Dr. William L Pace M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM L PACE M.D. (NPI 1073586566) is an individual obstetrics & gynecology provider in Hattiesburg, Mississippi, licensed in Mississippi (08029) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.
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 (PECOS)
Dr. William L Pace M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show William Pace reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hattiesburg, MS 39402
- Reassigned Medicare billing, Mississippi enrollment
- Medicare enrollment name: Womens Pavilion Of South Mississippi PLLC
- 14 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 39402 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.
Reported Quality Measures
Other Providers at the Same Location NPPES 10
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 William Pace's NPI number?
The NPI number for William Pace is 1073586566. It was assigned to this individual provider in the NPPES registry on February 7, 2006.
Where is William Pace located?
William Pace practices at 6524 U S Highway 98, Hattiesburg, MS 39402. The listed phone number is (601) 268-9393.
What is William Pace's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is William Pace enrolled in Medicare?
Yes. William Pace is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for William Pace's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Pace reassigns Medicare benefits to Southern Women's Health, PLLC (Hattiesburg, 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 William Pace's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for William Pace was last updated on October 30, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 L Pace, M.D. · NPI 1073586566
Obstetrics & Gynecology physician in Hattiesburg, Mississippi. Individual provider, active in the CMS NPPES registry since February 7, 2006.
## Identity
- **NPI:** 1073586566 (Entity type: Individual)
- **Enumerated:** February 7, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 08029 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 6524 U S HIGHWAY 98, Hattiesburg, MS 39402-8569
- **Phone:** (601) 268-9393 · **Fax:** (601) 268-9559
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Southern Women's Health, PLLC (NPI 1396795571, Hattiesburg, MS), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 30, 2015
- **Other identifiers:** Medicare UPIN B30928; Medicaid 00017719 (MS); Medicare PIN 160000637 (MS)
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Source: [NPI Profile](https://npiprofile.com/npi/1073586566) · Data from the CMS NPPES public registry.