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Obstetrics/Gynecology

Holly G. Summerlin, MD

Works at hospitals in Gulfport, MS · Pascagoula, MS · Mississippi

Summary

Dr. Holly G. Summerlin, MD is an OB-GYN at 200 Hwy 30 W, New Albany, MS 38652. Phone: (864) 908-3530. Accepts Medicare assignment. In 2024, Holly G. Summerlin had 182 Original Medicare patients and 310 services. NPI 1508843772. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 200 Hwy 30 W, New Albany, MS 38652 · Directions (2 more locations)
  • Phone: (864) 908‑3530
  • Medicare: Accepts Medicare assignment
  • Hospitals: Singing River Gulfport, Singing River Health System
  • Group practice: Southern Women's Health, PLLC (+1 more)
  • Medical school: University Of Mississippi School Of Medicine · graduated 2000 (26 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Holly G. Summerlin, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Holly G. Summerlin accept Medicare assignment?
Yes. Medicare's clinician data says Holly G. Summerlin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Holly G. Summerlin see?
In 2024, CMS data shows 182 Original Medicare patients and 310 services for Holly G. Summerlin. This counts Original Medicare only and measures volume, not quality.
What is Holly G. Summerlin's NPI number?
1508843772. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Holly G. Summerlin, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients182
Services billed to Medicare310
Different services or procedures30
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)155 services
  2. Dxa bone density measurement of hip, pelvis, spine (77080)41 services
  3. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)14 services
  4. Urinalysis, manual test (81002)12 services
  5. Stool analysis for blood to screen for colon tumors (82270)12 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol71%
  • High blood pressure66%
  • Arthritis42%
  • Diabetes22%
  • Osteoporosis19%
  • Depression18%

Hospitals where Holly G. Summerlin works

Medicare's Facility Affiliation Data lists Holly G. Summerlin at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Singing River GulfportGulfport, MS · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 250123
  • Singing River Health SystemPascagoula, MS · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 250040

Practice locations

Addresses where Holly G. Summerlin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Holly G. Summerlin as a member of these groups (CMS data updated October 2, 2026).

  • Southern Women's Health, PLLC40 clinicians in the group
  • Obhg Mississippi PC32 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Mississippi →

Other OB-GYNs in New Albany

Clinicians with the same Medicare primary specialty in New Albany, MS — not a recommendation.

All OB-GYNs in New Albany →

Other clinicians in Southern Women's Health, PLLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Mississippi School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1508843772
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians