NALINI VADIVELU (MD) – Pain Medicine (Anesthesiology) Physician, NPI 1639152861

NALINI VADIVELU (MD) is a healthcare provider. based in New haven, Connecticut. specializing in Pain Medicine (Anesthesiology) Physician. They hold the professional credentials MD. They hold a License No. 040088 (CT). The NPI Number for NALINI VADIVELU (MD) is 1639152861

Main info

Female
50 Years Of Experience
Accepts Medicare Assignment
Name
NALINI VADIVELU (MD)
NPI
1639152861
Phone
(203) 785-2802
Address
20 YORK ST
Enumeration Date
22 November 2005
Last Update Date
7 April 2011

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2037852140
Graduation Year
1976 (50 years ago)
PAC ID
7315007911
Group Practice PAC ID
9436061736
Professional Enrollment ID
I20081126000288
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 NALINI VADIVELU (MD)

  • Yale New Haven Hospital, 20, York Street, Downtown, New Haven, New Haven County, Connecticut, 06510, United States

    YNHH TOMPKINS BUILDING, 3RD FL

    NEW HAVEN, CT 065103220

    Phone: (203) 785-2802

    Fax: (203) 785-6664

    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: 2008-11-26

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
I20081126000288IAnesthesiologyCTTBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
00731Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope4947$0
00732Anesthesia for procedure on gallbladder, pancreas, or liver using an endoscope2725$0
01922Anesthesia for x-ray or radiation therapy2422$0
View full utilization report →

Insurance plans in this area (ZIP 06510)

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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

How do I look up NALINI VADIVELU (MD) by NPI?
Use NPI 1639152861 when you need to reference NALINI VADIVELU (MD) in forms, claims, or directories.
Is NALINI VADIVELU (MD)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
What kind of provider is NALINI VADIVELU (MD)?
The page reflects Pain Medicine (Anesthesiology) Physician for NALINI VADIVELU (MD). Clinical services aligned with this taxonomy classification.
What location shows for NALINI VADIVELU (MD)?
We surface New Haven, Connecticut for NALINI VADIVELU (MD) based on available NPPES addresses.
What if New Haven, Connecticut seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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