Alan J Calhoun, MD
Internal Medicine in Amherst, Massachusetts
1740259993- Practice location
- 150 Infirmary Way, Amherst, MA 01003-9288
- Phone
- 413-577-5000
- Fax
- 413-577-5440
- Last updated
- July 13, 2026
Alan J. Calhoun is an Internal Medicine based in Amherst, MA. Alan J. Calhoun practices in Amherst, MA and has the professional credentials of MD. The NPI Number for Alan J. Calhoun is 1740259993 and holds a License No. 42663 (MA). The current practice location address for Alan J. Calhoun is 150 Infirmary Way, Amherst, MA 01003-9288 and can be reached out via phone at 413-577-5000 and via fax at 413-577-5440.
Provider Profile Details
- NPI Number
- 1740259993
- Provider Name
- Alan J. Calhoun
- Credential
- MD
- Provider Entity Type
- Individual
- Gender
- Male
- Address
- 150 Infirmary Way, Amherst, MA 01003-9288
- Phone Number
- 413-577-5000
- Fax Number
- 413-577-5440
- Primary Taxonomy
- Internal Medicine · 207R00000X
- Sole Proprietor
- No
- Provider Enumeration Date
- March 17, 2006
- Last Update Date
- July 13, 2026
- NPI Status
- Active
Provider Business Practice Location Address Details
- Address
- 150 Infirmary Way
Amherst, MA 01003-9288 - City
- Amherst
- State
- Massachusetts
- Zip
- 01003-9288
- Phone Number
- 413-577-5000
- Fax Number
- 413-577-5440
Provider Business Mailing Address Details
- Address
- 150 Infirmary Way
Amherst, MA 01003-9288 - City
- Amherst
- State
- MA
- Zip
- 01003-9288
- Phone Number
- 413-577-5000
- Fax Number
- 413-577-5440
License Information
- License Number
- 42663
- License State
- MA
- Taxonomy
- Internal Medicine · 207R00000X · Primary
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 Alan J Calhoun, MD?
The NPI number of Alan J Calhoun, MD is 1740259993. It was assigned on March 17, 2006 and is currently active in the NPPES registry.
What is the specialty of Alan J Calhoun, MD?
Alan J Calhoun, MD is registered under the primary taxonomy Internal Medicine (code 207R00000X), licensed in MA under license number 42663.
Where does Alan J Calhoun, MD practice?
The practice location is 150 Infirmary Way, Amherst, MA 01003-9288. The office can be reached at 413-577-5000 (phone) or 413-577-5440 (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 1740259993 directly on the NPPES registry website.