John Michael Chacko, DO
Emergency Medicine Physician · Boardman, OH
Practice location
8401 Market StBoardman, OH 44512-6725
- Phone
- (469) 585-4521
NPI record
- NPI
- 1427630839
- Entity type
- Individual (Type 1)
- Enumeration date
- April 26, 2021
- Last updated
- September 15, 2025
- Certified
- September 15, 2025
- Sole proprietor
- No
Specialties & taxonomy codes
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Physician Primary | 207P00000X |
58.032281 | OH |
| Emergency Medicine Physician | 207P00000X |
339403 | NY |
Mailing address
1601 Lake Bluff DrGarland, TX 75043-7550
- Phone
- (469) 585-4521
Other practice locations (2)
- 1044 Belmont Ave, Youngstown, OH 44504-1006 · (469) 585-4521
- 667 Eastland Ave SE, Warren, OH 44484-4503 · (469) 585-4521
About Dr. Chacko
John Michael Chacko, DO is a healthcare provider registered in the NPI registry with the primary taxonomy Emergency Medicine Physician (code 207P00000X). The practice location is 8401 Market St, Boardman, OH 44512-6725. The NPI number 1427630839 was assigned on April 26, 2021 and the record was last updated on September 15, 2025.
Dr. Chacko lists 2 licenses in the registry: #58.032281 (OH) for Emergency Medicine Physician; #339403 (NY) for Emergency Medicine Physician. License numbers are self-reported to NPPES; verify them with the state licensing board.
Frequently asked questions
What is the NPI number of John Michael Chacko, DO?
The NPI number is 1427630839.
What is the phone number of Dr. Chacko?
The phone number listed for the practice location is (469) 585-4521.
Where is Dr. Chacko located?
8401 Market St, Boardman, OH 44512-6725.
What is the taxonomy code for Dr. Chacko?
The primary taxonomy code is 207P00000X – Emergency Medicine Physician; 1 more listed above.
Is this information correct?
All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.
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