Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Gregory A. Waller, MD

Works at hospitals in Montgomery, AL · Prattville, AL · Alabama

Summary

Gregory A. Waller, MD (Obstetrics/Gynecology) is listed by Medicare at 4 hospitals in Montgomery, AL and Prattville, AL. NPI 1023036217. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Gregory A. Waller, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
39Years since medical school (graduated 1987)
University Of Florida College Of MedicineMedical school
MaleGender (as listed)
Ob-Gyn Associates of Montgomery, P.C.Group practice

Quick answers

Which hospitals does Gregory A. Waller work at?
Medicare's official clinician data lists Gregory A. Waller at 4 hospitals: Baptist Medical Center East, Baptist Medical Center South, Jackson Hospital & Clinic Inc and Prattville Baptist Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Gregory A. Waller see patients?
Medicare's clinician data lists 2 practice locations, including Montgomery, AL and Prattville, AL. Call before your visit to confirm the address.
What is Gregory A. Waller's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Gregory A. Waller accept Medicare assignment?
Yes. Medicare's clinician data says Gregory A. Waller accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Gregory A. Waller?
(334) 279-9333, as listed in official Medicare / NPI Registry data.
What is Gregory A. Waller's NPI number?
1023036217. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Gregory A. Waller works

Medicare's Facility Affiliation Data lists Gregory A. Waller at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Gregory A. Waller is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gregory A. Waller as a member of this group (CMS data updated 2026-10-02).

  • Ob-Gyn Associates of Montgomery, P.C.12 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Alabama →

Other OB-GYNs in Montgomery

Clinicians with the same Medicare primary specialty in Montgomery, AL — not a recommendation.

All OB-GYNs in Montgomery →

Clinician information

CredentialMD
Medical schoolUniversity Of Florida College Of Medicine
Graduation year1987
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1023036217
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians