DR. CHINONSO BEST AGUBOSIM (MD) – Emergency Medicine Physician, NPI 1154988392
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,682 EMERGENCY MEDICINE in MA
Provider Addresses for DR. CHINONSO BEST AGUBOSIM (MD)
840 Harrison Ave Fl 1
Boston, MA 021182905
Phone: (617) 414-4991
Type: Location
Mott Children's Hospital and Von Voigtlander Women's Hospital, 1500, East Medical Center Drive, Ann Arbor, Washtenaw County, Michigan, 48109, United States
B1-380 TAUBMAN CENTER
ANN ARBOR, MI 48109
Phone: (734) 763-7919
Fax: (734) 763-9289
Type: Mailing
960 MASSACHUSETTS AVE STE 2
BOSTON, MA 021182690
Phone:
Type: Mailing
1 BOSTON MEDICAL CTR PL FL PLACE1
BOSTON, MA 021182908
Phone: (617) 414-5405
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-07-02
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20230530000172 | I | Emergency Medicine | MA | TBD |
| I20240328002070 | I | Emergency Medicine | CT | TBD |
| I20240524002001 | I | Emergency Medicine | IA | TBD |
| I20240829001439 | I | Emergency Medicine | NH | TBD |
| I20250702004413 | I | Emergency Medicine | VT | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 106 | 104 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 67 | 67 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 59 | 56 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 20 | 14 | $0 |
| 99291 | Critical care, first 30-74 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 02118)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | NH | |
| Emergency Medicine | MA | |
| - | VT | |
| Physical Therapist In Private Practice | VT | |
| - | WA | |
| O T O L A R Y N G O L O G Y | VT | |
| Physician Assistant | VT | |
| - | VT | |
| U R O L O G Y | NH | |
| Nurse Practitioner | FL |
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