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Emergency Medicine

Ayobami Olufadeji, MD

Works at hospitals in Boston, MA · Washington, DC · Massachusetts, District of Columbia

Summary

Dr. Ayobami Olufadeji, MD is an emergency medicine doctor at 100 Walter J Hannon Pkwy, Suite 143, Quincy, MA 02169. Phone: (617) 615-4000. Accepts Medicare assignment. In 2024, Ayobami Olufadeji had 161 Original Medicare patients and 585 services. NPI 1396194726. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 100 Walter J Hannon Pkwy, Suite 143, Quincy, MA 02169 · Directions (2 more locations)
  • Phone: (617) 615‑4000
  • Medicare: Accepts Medicare assignment
  • Hospitals: Beth Israel Deaconess Medical Center, Sibley Memorial Hospital
  • Group practice: Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc (+2 more)
  • Medical school: graduated 2016 (10 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Ayobami Olufadeji, 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 Ayobami Olufadeji accept Medicare assignment?
Yes. Medicare's clinician data says Ayobami Olufadeji 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 Ayobami Olufadeji see?
In 2024, CMS data shows 161 Original Medicare patients and 585 services for Ayobami Olufadeji. This counts Original Medicare only and measures volume, not quality.
What is Ayobami Olufadeji's NPI number?
1396194726. 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 Ayobami Olufadeji, 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 patients161
Services billed to Medicare585
Different services or procedures88
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)51 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)42 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)28 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)16 services
  5. Critical care, first 30-74 minutes (99291)14 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%
  • Arthritis48%
  • Anxiety38%
  • Depression34%
  • Ischemic heart disease29%

Hospitals where Ayobami Olufadeji works

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

Group practices

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

  • Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc1,740 clinicians in the group
  • Beth Israel Deaconess Medical Center Inc127 clinicians in the group
  • Bid-Milton Physician Associates Inc53 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Massachusetts →

Other emergency medicine doctors in Quincy

Clinicians with the same Medicare primary specialty in Quincy, MA — not a recommendation.

All emergency medicine doctors in Quincy →

Other clinicians in Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc

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

Clinician information

CredentialMD
Graduation year2016 (10 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1396194726
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