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Internal Medicine

Martin J. Weiss, MD

Works at hospitals in Memphis, TN · Tennessee

Summary

Dr. Martin J. Weiss, MD is an internal medicine doctor at 6401 Poplar Ave, Suite 270, Memphis, TN 38119. Phone: (901) 684-5356. Accepts Medicare assignment. In 2024, Martin J. Weiss had 172 Original Medicare patients and 791 services. NPI 1770596314. 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 Martin J. Weiss, 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 Martin J. Weiss accept Medicare assignment?
Yes. Medicare's clinician data says Martin J. Weiss 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 Martin J. Weiss see?
In 2024, CMS data shows 172 Original Medicare patients and 791 services for Martin J. Weiss. This counts Original Medicare only and measures volume, not quality.
What is Martin J. Weiss's NPI number?
1770596314. 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 Martin J. Weiss, 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 patients172
Services billed to Medicare791
Different services or procedures20
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)263 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)142 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)122 services
  4. Injection of drug or substance under skin or into muscle (96372)34 services
  5. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)27 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%
  • Arthritis47%
  • Ischemic heart disease28%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)21%
  • Diabetes20%

Hospitals where Martin J. Weiss works

Medicare's Facility Affiliation Data lists Martin J. Weiss 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 Martin J. Weiss is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in Tennessee →

Other internal medicine doctors in Memphis

Clinicians with the same Medicare primary specialty in Memphis, TN — not a recommendation.

All internal medicine doctors in Memphis →

Clinician information

CredentialMD
Medical schoolEast Tennessee State University Quillen College Of Medicine
Graduation year1998 (28 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1770596314
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