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Internal Medicine

Erik B. Nuckols, MD

Works at hospitals in Los Angeles, CA · California

Summary

Dr. Erik B. Nuckols, MD is an internal medicine doctor at 4725 -4733 Sunset Blvd, Los Angeles, CA 90027. Phone: (323) 783-4011. Accepts Medicare assignment. In 2024, Erik B. Nuckols had 19 Original Medicare patients and 57 services. NPI 1255408134. 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.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 4725 -4733 Sunset Blvd, Los Angeles, CA 90027 · Directions (2 more locations)
  • Phone: (323) 783‑4011
  • Medicare: Accepts Medicare assignment
  • Hospital: Kaiser Foundation Hospital - Los Angeles
  • Group practice: Southern California Permanente Medical Group
  • Medical school: University Of Southern California Keck School Of Medicine · graduated 1997 (29 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Erik B. Nuckols, 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 Erik B. Nuckols accept Medicare assignment?
Yes. Medicare's clinician data says Erik B. Nuckols 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 Erik B. Nuckols see?
In 2024, CMS data shows 19 Original Medicare patients and 57 services for Erik B. Nuckols. This counts Original Medicare only and measures volume, not quality.
What is Erik B. Nuckols's NPI number?
1255408134. 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 Erik B. Nuckols, 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 patients19
Services billed to Medicare57
Different services or procedures6
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)44 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%
  • Diabetes63%
  • Heart failure63%
  • Arthritis58%
  • Chronic kidney disease58%

Hospitals where Erik B. Nuckols works

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

Group practices

Medicare enrollment lists Erik B. Nuckols as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Los Angeles

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

All internal medicine doctors in Los Angeles →

Other clinicians in Southern California Permanente Medical Group

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

Clinician information

CredentialMD
Medical schoolUniversity Of Southern California Keck School Of Medicine
Graduation year1997 (29 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1255408134
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