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

Cardiovascular Disease (Cardiology)

Lazaros Nikolaidis, MD

Works at hospitals in Round Rock, TX · Temple, TX · College Station, TX · Texas

Summary

Dr. Lazaros Nikolaidis, MD is a cardiologist at 1280 Arrington Rd, Suite 200, College Station, TX 77845. Phone: (979) 207-6550. Accepts Medicare assignment. In 2024, Lazaros Nikolaidis had 221 Original Medicare patients and 583 services. NPI 1538157417. 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 Lazaros Nikolaidis, 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 Lazaros Nikolaidis accept Medicare assignment?
Yes. Medicare's clinician data says Lazaros Nikolaidis 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 Lazaros Nikolaidis see?
In 2024, CMS data shows 221 Original Medicare patients and 583 services for Lazaros Nikolaidis. This counts Original Medicare only and measures volume, not quality.
What is Lazaros Nikolaidis's NPI number?
1538157417. 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 Lazaros Nikolaidis, 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 patients221
Services billed to Medicare583
Different services or procedures15
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)360 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)135 services
  3. Telephone medical discussion with physician, 21-30 minutes (99443)29 services
  4. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)19 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%
  • Heart failure75%
  • Chronic kidney disease67%
  • Ischemic heart disease63%
  • Diabetes57%

Hospitals where Lazaros Nikolaidis works

Medicare's Facility Affiliation Data lists Lazaros Nikolaidis 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 Lazaros Nikolaidis is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 12; the Medicare profile lists all.

Group practices

Medicare enrollment lists Lazaros Nikolaidis as a member of this group (CMS data updated October 2, 2026).

  • Scott and White Clinic2,461 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Texas →

Other cardiologists in College Station

Clinicians with the same Medicare primary specialty in College Station, TX — not a recommendation.

All cardiologists in College Station →

Other clinicians in Scott and White Clinic

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

Clinician information

CredentialMD
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1538157417
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