DR. HOLLY G SUMMERLIN MD
NPI 1508843772
Obstetrics & Gynecology in Pascagoula, MS
About Dr. Holly G Summerlin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HOLLY G SUMMERLIN MD (NPI 1508843772) is an individual obstetrics & gynecology provider in Pascagoula, Mississippi, licensed in Mississippi (18604) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS, is affiliated with Singing River Health System, and is a graduate of University Of Mississippi School Of Medicine (2000).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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. Holly G Summerlin 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
3Medicare enrollment records show Holly Summerlin reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Biloxi, MS 39532
- Reassigned Medicare billing, Mississippi enrollment
- 731 clinicians in this Medicare group
Jackson, MS 39232
- Reassigned Medicare billing, Mississippi enrollment
- 49 clinicians in this Medicare group
Jackson, MS 39202
- Reassigned Medicare billing, Mississippi enrollment
- Medicare enrollment name: Obhg Mississippi PC
- 145 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Singing River Health System
Acute Care Hospitals · Pascagoula, MSSinging River Gulfport
Acute Care Hospitals · Gulfport, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39581 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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PASCAGOULA, MS 39581
PASCAGOULA, MS 39581
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 Holly Summerlin's NPI number?
The NPI number for Holly Summerlin is 1508843772. It was assigned to this individual provider in the NPPES registry on December 28, 2005.
Where is Holly Summerlin located?
Holly Summerlin practices at 4507 Hospital St, Pascagoula, MS 39581. The listed phone number is (228) 762-8132.
What is Holly Summerlin's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Holly Summerlin enrolled in Medicare?
Yes. Holly Summerlin 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 Holly Summerlin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Holly Summerlin reassigns Medicare benefits to 3 organizations: Memorial Hospital At Gulfport (Biloxi, MS), Southern Women's Health, PLLC (Jackson, MS) and Obhg Mississippi, P.C. (Jackson, 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 Holly Summerlin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Holly Summerlin accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 5 other insurers list Holly Summerlin 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 Holly Summerlin affiliated with any hospitals?
According to CMS data, Holly Summerlin is affiliated with Singing River Health System and Singing River Gulfport.
When was this NPI record last updated?
The NPPES record for Holly Summerlin was last updated on April 14, 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. Holly G Summerlin, MD · NPI 1508843772
Obstetrics & Gynecology physician in Pascagoula, Mississippi. Individual provider, active in the CMS NPPES registry since December 28, 2005.
## Identity
- **NPI:** 1508843772 (Entity type: Individual)
- **Enumerated:** December 28, 2005
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 18604 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 4507 HOSPITAL ST, Pascagoula, MS 39581-5336
- **Phone:** (228) 762-8132 · **Fax:** (228) 769-9231
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Memorial Hospital At Gulfport (NPI 1215546635, Biloxi, MS); Southern Women's Health, PLLC (NPI 1174744379, Jackson, MS); Obhg Mississippi, P.C. (NPI 1083995674, Jackson, MS) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 2000
## Record status
- **NPPES last updated:** April 14, 2015
- **Other identifiers:** Medicare ID-Type Unspecified 160000651 (MS); Medicare UPIN I-18622 (MS); Medicaid 08826864 (MS)
---
Source: [NPI Profile](https://npiprofile.com/npi/1508843772) · Data from the CMS NPPES public registry.