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Internal Medicine

Carolyn L. Enders, MD

Works at hospitals in Oakland, CA · California

Summary

Dr. Carolyn L. Enders, MD is an internal medicine doctor at 901 Nevin Ave, Richmond, CA 94801. Phone: (510) 307-1500. Accepts Medicare assignment. In 2024, Carolyn L. Enders had 222 Original Medicare patients and 323 services. NPI 1932452380. 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: 901 Nevin Ave, Richmond, CA 94801 · Directions
  • Phone: (510) 307‑1500
  • Medicare: Accepts Medicare assignment
  • Hospital: Kaiser Foundation Hospital - Oakland/Richmond
  • Group practice: Permanente Medical Group Inc
  • Medical school: University Of Kansas School Of Med (kc/wich/sal) · graduated 2011 (15 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Carolyn L. Enders, 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 Carolyn L. Enders accept Medicare assignment?
Yes. Medicare's clinician data says Carolyn L. Enders 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 Carolyn L. Enders see?
In 2024, CMS data shows 222 Original Medicare patients and 323 services for Carolyn L. Enders. This counts Original Medicare only and measures volume, not quality.
What is Carolyn L. Enders's NPI number?
1932452380. 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 Carolyn L. Enders, 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 patients222
Services billed to Medicare323
Different services or procedures18
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)227 services
  2. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)30 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 cholesterol63%
  • Diabetes45%
  • Chronic kidney disease44%
  • Arthritis41%
  • Heart failure40%

Hospitals where Carolyn L. Enders works

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

Group practices

Medicare enrollment lists Carolyn L. Enders as a member of this group (CMS data updated October 2, 2026).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Richmond

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

All internal medicine doctors in Richmond →

Other clinicians in Permanente Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year2011 (15 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1932452380
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