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Emergency Medicine

Chinonso Agubosim, MD

Works at hospitals in Cambridge, MA · Peterborough, NH · Derry, NH … · Massachusetts, New Hampshire

Summary

Dr. Chinonso Agubosim, MD is an emergency medicine doctor at 1 Parkland Dr, Derry, NH 03038. Phone: (603) 432-1500. Accepts Medicare assignment. In 2024, Chinonso Agubosim had 361 Original Medicare patients and 428 services. NPI 1154988392. 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 Chinonso Agubosim, 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 Chinonso Agubosim accept Medicare assignment?
Yes. Medicare's clinician data says Chinonso Agubosim 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 Chinonso Agubosim see?
In 2024, CMS data shows 361 Original Medicare patients and 428 services for Chinonso Agubosim. This counts Original Medicare only and measures volume, not quality.
What is Chinonso Agubosim's NPI number?
1154988392. 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 Chinonso Agubosim, 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 patients361
Services billed to Medicare428
Different services or procedures27
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)189 services
  2. Emergency department visit with moderate level of medical decision making (99284)120 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)43 services
  4. Critical care, first 30-74 minutes (99291)19 services
  5. Emergency department visit with low level of medical decision making (99283)13 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%
  • Anxiety57%
  • Arthritis50%
  • Depression46%
  • Chronic kidney disease42%

Hospitals where Chinonso Agubosim works

Medicare's Facility Affiliation Data lists Chinonso Agubosim 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.

  • Cambridge Health AllianceCambridge, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220011
  • Monadnock Community HospitalPeterborough, NH · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 301309
  • Parkland Medical CenterDerry, NH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 300017
  • Portsmouth Regional HospitalPortsmouth, NH · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 300029

Practice locations

Addresses where Chinonso Agubosim is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Chinonso Agubosim as a member of these groups (CMS data updated October 2, 2026).

  • Cambridge Public Health Commission656 clinicians in the group
  • Emergency Medicine Services of NH, LLC67 clinicians in the group
  • New Hampshire Emergency Physician Associates PC27 clinicians in the group

Specialties

Find other Emergency Medicine doctors in New Hampshire →

Other emergency medicine doctors in Derry

Clinicians with the same Medicare primary specialty in Derry, NH — not a recommendation.

All emergency medicine doctors in Derry →

Other clinicians in Cambridge Public Health Commission

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

Clinician information

CredentialMD
Medical schoolUniversity Of Toledo College Of Medicine
Graduation year2019 (7 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154988392
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