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Diagnostic Radiology

James Montgomery, MD

Works at hospitals in Hattiesburg, MS · Conroe, TX · Kingwood, TX … · Mississippi, Texas

Summary

James Montgomery, MD (Diagnostic Radiology) is listed by Medicare at 4 hospitals in Hattiesburg, MS, Conroe, TX and Kingwood, TX and other places. NPI 1861805913. 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 James Montgomery, 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

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
13Years since medical school (graduated 2013)
MaleGender (as listed)
Singleton Associates PAGroup practice (+1 more)

Quick answers

Which hospitals does James Montgomery work at?
Medicare's official clinician data lists James Montgomery at 4 hospitals: Forrest General Hospital, HCA Houston Healthcare Conroe, HCA Houston Healthcare Kingwood and St. Luke's The Woodlands Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James Montgomery see patients?
Medicare's clinician data lists 1 practice location in Hattiesburg, MS. Call before your visit to confirm the address.
What is James Montgomery's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does James Montgomery accept Medicare assignment?
Yes. Medicare's clinician data says James Montgomery 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 James Montgomery?
(601) 288-7000, as listed in official Medicare / NPI Registry data.
What is James Montgomery's NPI number?
1861805913. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James Montgomery works

Medicare's Facility Affiliation Data lists James Montgomery 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 James Montgomery is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists James Montgomery as a member of these groups (CMS data updated 2026-10-02).

  • Singleton Associates PA838 clinicians in the group
  • Comprehensive Radiology Services PLLC52 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Mississippi →

Other radiologists in Hattiesburg

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

All radiologists in Hattiesburg →

Clinician information

CredentialMD
Graduation year2013
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861805913
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