WALTER E LONGO (MD) – Colon & Rectal Surgery Physician, NPI 1831160936

WALTER E LONGO (MD) is a healthcare provider. based in New haven, Connecticut. specializing in Colon & Rectal Surgery Physician. They hold the professional credentials MD. They hold a License No. 028590 (CT). The NPI Number for WALTER E LONGO (MD) is 1831160936

Main info

Male
42 Years Of Experience
Accepts Medicare Assignment
Name
WALTER E LONGO (MD)
NPI
1831160936
Phone
(203) 785-4079
Address
800 HOWARD AVE
Enumeration Date
28 January 2006
Last Update Date
11 March 2011

Doctor Profile

Medical School Name
NEW YORK MEDICAL COLLEGE
Secondary Phone
2037852140
Graduation Year
1984 (42 years ago)
PAC ID
2062542509
Group Practice PAC ID
9436061736
Professional Enrollment ID
I20100610000358
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 WALTER E LONGO (MD)

  • 800, Howard Avenue, New Haven, New Haven County, Connecticut, 06519, United States

    YPB - THIRD FLOOR

    NEW HAVEN, CT 065191369

    Phone: (203) 785-4079

    Fax: (203) 737-4033

    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.

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: 2010-06-10

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20100610000358IColorectal Surgery (Proctology)CTTBD

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.

Verify on CMS Revalidation Lookup Tool

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.

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

Insurance plans in this area (ZIP 06519)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9436061736View full group profile
NameSpecialtyState
Interventional Cardiology, Cardiovascular Disease (Cardiology)CT
H E M A T O L O G Y/ O N C O L O G YCT
Internal Medicine, NephrologySC
-CT
-NC
Internal MedicineCT
-CT
Cardiac SurgeryCT
-CT
-CT

Reviews

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Frequently asked questions

Does WALTER E LONGO (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — WALTER E LONGO (MD) uses 1831160936.
Is WALTER E LONGO (MD) still practicing?
WALTER E LONGO (MD) is currently listed as active in the public NPI registry.
What is WALTER E LONGO (MD)'s primary classification?
Colon & Rectal Surgery Physician is the headline specialty for WALTER E LONGO (MD) here. Clinical services aligned with this taxonomy classification.
What address line appears for WALTER E LONGO (MD)?
WALTER E LONGO (MD)'s geographic hint is New Haven, Connecticut in our summary view.
Is the information about WALTER E LONGO (MD) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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