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Orthopedic Surgery

Carlos A. Sagebien, MD

Works at hospitals in New Brunswick, NJ · Somerville, NJ · New Jersey

Summary

Dr. Carlos A. Sagebien, MD is an orthopedic surgeon at 2 Worlds Fair Dr, University Orthopaedic Associates, Somerset, NJ 08873. Phone: (732) 537-0909. Accepts Medicare assignment. In 2024, Carlos A. Sagebien had 241 Original Medicare patients and 949 services. NPI 1538142666. 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 Carlos A. Sagebien, 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 Carlos A. Sagebien accept Medicare assignment?
Yes. Medicare's clinician data says Carlos A. Sagebien 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 Carlos A. Sagebien see?
In 2024, CMS data shows 241 Original Medicare patients and 949 services for Carlos A. Sagebien. This counts Original Medicare only and measures volume, not quality.
What is Carlos A. Sagebien's NPI number?
1538142666. 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 Carlos A. Sagebien, 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 patients241
Services billed to Medicare949
Different services or procedures102
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)159 services
  2. X-ray of hip, 2-3 views (73502)94 services
  3. X-ray of ankle, minimum of 3 views (73610)61 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)59 services
  5. X-ray of knee, 1-2 views (73560)58 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%
  • Arthritis68%
  • Osteoporosis46%
  • Diabetes41%
  • Anxiety41%

Hospitals where Carlos A. Sagebien works

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

  • 2 Worlds Fair Dr, University Orthopaedic AssociatesSomerset, NJ 08873 (732) 537‑0909

Group practices

Medicare enrollment lists Carlos A. Sagebien as a member of this group (CMS data updated October 2, 2026).

  • Orthonj LLC304 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in New Jersey →

Other orthopedic surgeons in Somerset

Clinicians with the same Medicare primary specialty in Somerset, NJ — not a recommendation.

All orthopedic surgeons in Somerset →

Other clinicians in Orthonj LLC

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

Clinician information

CredentialMD
Medical schoolRutgers New Jersey Medical School
Graduation year1999 (27 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1538142666
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