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Infectious Disease

Elizabeth R. Maslow, MD

Works at hospitals in Glendale, CA · California

Summary

Dr. Elizabeth R. Maslow, MD is an infectious disease doctor at 1509 Wilson Ter, Glendale, CA 91206. Phone: (818) 653-1137. Accepts Medicare assignment. In 2024, Elizabeth R. Maslow had 515 Original Medicare patients and 3,385 services. NPI 1235194556. 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 Elizabeth R. Maslow, 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 Elizabeth R. Maslow accept Medicare assignment?
Yes. Medicare's clinician data says Elizabeth R. Maslow 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 Elizabeth R. Maslow see?
In 2024, CMS data shows 515 Original Medicare patients and 3,385 services for Elizabeth R. Maslow. This counts Original Medicare only and measures volume, not quality.
What is Elizabeth R. Maslow's NPI number?
1235194556. 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 Elizabeth R. Maslow, 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 patients515
Services billed to Medicare3,385
Different services or procedures6
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)2,830 services
  2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)466 services
  3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)64 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%
  • Arthritis75%
  • Diabetes68%
  • Ischemic heart disease67%
  • Chronic kidney disease61%

Hospitals where Elizabeth R. Maslow works

Medicare's Facility Affiliation Data lists Elizabeth R. Maslow 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 Elizabeth R. Maslow is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Infectious Disease doctors in California →

Other infectious disease doctors in Glendale

Clinicians with the same Medicare primary specialty in Glendale, CA — not a recommendation.

All infectious disease doctors in Glendale →

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year1991 (35 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235194556
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