DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. – Internal Medicine Physician, NPI 1124027834

DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. is a healthcare provider. based in Springfield, Massachusetts. specializing in Internal Medicine Physician. The organization holds a License No. ========= (MA). The NPI Number for DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. is 1124027834

Main info

Organization
Name
DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR.
NPI
1124027834
Phone
(413) 737-2371
Address
299 CAREW ST
Authorized Official
SUZETTE M GRYCH OFFICE MANAGER
Enumeration Date
15 July 2005
Last Update Date
21 July 2022
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR.

  • 299, Carew Street, Liberty Heights, Springfield, Hampden County, Massachusetts, 01014, United States

    SUITE 322

    SPRINGFIELD, MA 011042301

    Phone: (413) 737-2371

    Fax: (413) 788-7829

    Mailing address matches the actual address.

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.

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Medicare Enrollment & Revalidation

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Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 01104)

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Reviews

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Frequently asked questions

How do I look up DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. by NPI?
Use NPI 1124027834 when you need to reference DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. in forms, claims, or directories.
Is DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR.'s NPI currently valid?
The extract we use shows DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. as active.
What field does DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. work in?
You can think of DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. as practicing within Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What location shows for DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR.?
We surface Springfield, Massachusetts for DR. JAMES HAINES & DR. WILLIAM BELCASTRO, PTR. based on available NPPES addresses.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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