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

Internal Medicine

Natalie Zelta, MD

Works at hospitals in Torrance, CA · California

Summary

Dr. Natalie Zelta, MD is an internal medicine doctor at 705 Pier Ave A, Hermosa Beach, CA 90254. Phone: (310) 257-7298. Accepts Medicare assignment. In 2024, Natalie Zelta had 264 Original Medicare patients and 1,625 services. NPI 1689962664. 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 Natalie Zelta, 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 Natalie Zelta accept Medicare assignment?
Yes. Medicare's clinician data says Natalie Zelta 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 Natalie Zelta see?
In 2024, CMS data shows 264 Original Medicare patients and 1,625 services for Natalie Zelta. This counts Original Medicare only and measures volume, not quality.
What is Natalie Zelta's NPI number?
1689962664. 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 Natalie Zelta, 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 patients264
Services billed to Medicare1,625
Different services or procedures57
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)524 services
  2. Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)174 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)174 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)101 services
  5. Administration of influenza virus vaccine (G0008)70 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 cholesterol75%
  • High blood pressure58%
  • Arthritis38%
  • Osteoporosis23%
  • Chronic kidney disease22%
  • Depression19%

Hospitals where Natalie Zelta works

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

Group practices

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

  • Torrance Health Association Inc299 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All internal medicine doctors in California →

Other clinicians in Torrance Health Association Inc

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

Clinician information

CredentialMD
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1689962664
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