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

Obstetrics/Gynecology

James W. Groves Jr., MD

Works at hospitals in Lake Charles, LA · Louisiana

Summary

Dr. James W. Groves Jr., MD is an OB-GYN at 1890 W Gauthier Rd, Suite 130, Lake Charles, LA 70605. Phone: (337) 480-5530. Accepts Medicare assignment. In 2024, James W. Groves Jr. had 54 Original Medicare patients and 134 services. NPI 1386859106. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about James W. Groves Jr., 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 James W. Groves Jr. accept Medicare assignment?
Yes. Medicare's clinician data says James W. Groves Jr. 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 James W. Groves Jr. see?
In 2024, CMS data shows 54 Original Medicare patients and 134 services for James W. Groves Jr.. This counts Original Medicare only and measures volume, not quality.
What is James W. Groves Jr.'s NPI number?
1386859106. 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 James W. Groves Jr., 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 patients54
Services billed to Medicare134
Different services or procedures26
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)37 services
  2. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)18 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)17 services
  4. Urinalysis, manual test (81002)14 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 blood pressure75%
  • High cholesterol70%
  • Arthritis50%
  • Osteoporosis26%
  • Depression24%
  • Diabetes22%

Hospitals where James W. Groves Jr. works

Medicare's Facility Affiliation Data lists James W. Groves Jr. 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.

Practice locations

Addresses where James W. Groves Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists James W. Groves Jr. as a member of these groups (CMS data updated October 2, 2026).

  • LCMS Matthew G Scroggs, MD, LLC5 clinicians in the group
  • J William Groves Jr MD LLC2 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Louisiana →

Other OB-GYNs in Lake Charles

Clinicians with the same Medicare primary specialty in Lake Charles, LA — not a recommendation.

All OB-GYNs in Lake Charles →

Other clinicians in LCMS Matthew G Scroggs, MD, LLC

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

Clinician information

CredentialMD
Medical schoolLouisiana State University School Of Medicine In Shreveport
Graduation year2003 (23 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1386859106
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