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

Internal Medicine

Timothy A. Nicholls, MD

Works at hospitals in Shreveport, LA · Louisiana

Summary

Dr. Timothy A. Nicholls, MD is an internal medicine doctor at 2551 Greenwood Rd, Suite 410, Shreveport, LA 71103. Phone: (318) 621-2929. Accepts Medicare assignment. In 2024, Timothy A. Nicholls had 404 Original Medicare patients and 2,447 services. NPI 1457314015. 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 Timothy A. Nicholls, 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 Timothy A. Nicholls accept Medicare assignment?
Yes. Medicare's clinician data says Timothy A. Nicholls 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 Timothy A. Nicholls see?
In 2024, CMS data shows 404 Original Medicare patients and 2,447 services for Timothy A. Nicholls. This counts Original Medicare only and measures volume, not quality.
What is Timothy A. Nicholls's NPI number?
1457314015. 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 Timothy A. Nicholls, 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 patients404
Services billed to Medicare2,447
Different services or procedures37
Participating Medicare providerYes
Average age of these patients76

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)805 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)453 services
  3. Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)444 services
  4. Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (99439)132 services
  5. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)74 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 cholesterol75%
  • Arthritis65%
  • Ischemic heart disease38%
  • Diabetes32%
  • Depression25%

Hospitals where Timothy A. Nicholls works

Medicare's Facility Affiliation Data lists Timothy A. Nicholls 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 Timothy A. Nicholls is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Timothy A. Nicholls as a member of this group (CMS data updated October 2, 2026).

  • WK Tri-State Medical Clinic13 clinicians in the group

Specialties

Find other Internal Medicine doctors in Louisiana →

Other internal medicine doctors in Shreveport

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

All internal medicine doctors in Shreveport →

Other clinicians in WK Tri-State Medical Clinic

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 year1985 (41 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1457314015
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