Dr. Ennis J Duffis, MD
Psychiatry & Neurology, Neurology in Springfield, Massachusetts
1174674295- Practice location
- 3300 Main St, 3RD Floor, Suite C&d, Springfield, MA 01107-1112
- Phone
- 413-794-5600
- Fax
- 413-794-7297
- Last updated
- March 19, 2026
Ennis J. Duffis is a Psychiatry & Neurology, Neurology based in Springfield, MA. Ennis J. Duffis practices in Springfield, MA and has the professional credentials of MD. The NPI Number for Ennis J. Duffis is 1174674295 and holds a License No. 239113 (MA). The current practice location address for Ennis J. Duffis is 3300 Main St, 3RD Floor, Suite C&d, Springfield, MA 01107-1112 and can be reached out via phone at 413-794-5600 and via fax at 413-794-7297.
Provider Profile Details
- NPI Number
- 1174674295
- Provider Name
- Ennis J. Duffis
- Credential
- MD
- Provider Entity Type
- Individual
- Gender
- Male
- Address
- 3300 Main St, 3RD Floor, Suite C&d, Springfield, MA 01107-1112
- Phone Number
- 413-794-5600
- Fax Number
- 413-794-7297
- Primary Taxonomy
- Psychiatry & Neurology, Neurology · 2084N0400X
- Sole Proprietor
- No
- Provider Enumeration Date
- January 16, 2007
- Last Update Date
- March 19, 2026
- Certification Date
- March 19, 2026
- NPI Status
- Active
Provider Business Practice Location Address Details
- Address
- 3300 Main St
3RD Floor, Suite C&d
Springfield, MA 01107-1112 - City
- Springfield
- State
- Massachusetts
- Zip
- 01107-1112
- Phone Number
- 413-794-5600
- Fax Number
- 413-794-7297
Provider Business Mailing Address Details
- Address
- 280 Chestnut St
2ND Fl
Springfield, MA 01199-1001 - City
- Springfield
- State
- MA
- Zip
- 01199-1001
- Phone Number
- 413-794-5700
License Information
- License Number (1)
- 239113
- License State (1)
- MA
- Taxonomy (1)
- Psychiatry & Neurology, Vascular Neurology · 2084V0102X
- License Number (2)
- 239113
- License State (2)
- MA
- Taxonomy (2)
- Psychiatry & Neurology, Neurology · 2084N0400X · Primary
- License Number (3)
- 342542
- License State (3)
- NY
- Taxonomy (3)
- Psychiatry & Neurology, Neurology · 2084N0400X
Legacy Identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider. | |||
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Frequently Asked Questions
What is the NPI number of Dr. Ennis J Duffis, MD?
The NPI number of Dr. Ennis J Duffis, MD is 1174674295. It was assigned on January 16, 2007 and is currently active in the NPPES registry.
What is the specialty of Dr. Ennis J Duffis, MD?
Dr. Ennis J Duffis, MD is registered under the primary taxonomy Psychiatry & Neurology, Neurology (code 2084N0400X), licensed in MA under license number 239113.
Where does Dr. Ennis J Duffis, MD practice?
The practice location is 3300 Main St, 3RD Floor, Suite C&d, Springfield, MA 01107-1112. The office can be reached at 413-794-5600 (phone) or 413-794-7297 (fax).
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.
How do I verify this NPI record?
This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1174674295 directly on the NPPES registry website.