NPPES file of Aug 9, 2026

Chetan Vaid, M.D

Internal Medicine Physician · Greenwich, CT

Chetan Vaid, M.D is an internal medicine physician with a practice address in Greenwich, Connecticut, and NPI 1578534723, issued on Jan 27, 2006. Check the license (Connecticut 036857, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578534723
Name
Chetan Vaid
Credential
M.D
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
036857 CT
Self-reported in NPPES; status is on the state search
Practice location
75 Holly Hill LN, Greenwich, CT 06830
Phone
(203) 869-6960
Enumerated
Jan 27, 2006
Record last updated
Nov 25, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(203) 869-5103
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 75 Holly Hill LN

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Anthony Alleva, MDInternal Medicine Physician1518938778
  2. Steven BennettProfessional Counselor1174048748
  3. Nicholas Browning, M.D.Internal Medicine Physician1003095050
  4. Michael Carney, DPTPhysical Therapist1649031337
  5. Danielle CheryRegistered Nurse1730995325
  6. Seagda CoyleMarriage & Family Therapist1942041108

Verify Chetan Vaid in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 036857
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

90% fewer Medicare Part D claims than the average internal medicine physician in 2024

311 Medicare Part D claims for 24 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Chetan Vaid311
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium24 claims
  2. Valsartan15 claims
  3. Furosemide14 claims
  4. Eliquis12 claims
  5. Losartan Potassium12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Chetan Vaid among 2,623 internal medicine physician records in Connecticut

Chetan Vaid, M.D is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 52% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2009 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

54 internal medicine physician records list a practice address in Greenwich

They are 54 of the 1,184 NPPES records with a practice address in Greenwich, and 2,623 internal medicine physician records in Connecticut.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Anthony Alleva, MDGreenwich, CT 068301518938778
  2. Joseph Andrews, M.D.Greenwich, CT 068301740280411
  3. Allen Chodock, MDGreenwich, CT 068301811928138
  4. John Delvecchio, MDGreenwich, CT 068301619990868
  5. Stephen Jones, M.D.Greenwich, CT 068301174547038
  6. Ellika Mardh, M.D.Greenwich, CT 068301235150145
  7. Mohammad Reza Moienafshari, M.D.Greenwich, CT 068301154396893
  8. Marcelyn Molloy, MDGreenwich, CT 068301053301358

Common questions

What is Chetan Vaid, M.D's NPI number?

Chetan Vaid, M.D's National Provider Identifier (NPI) is 1578534723, issued on Jan 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Chetan Vaid, M.D located?

The NPPES record lists a practice address at 75 Holly Hill LN, Greenwich, CT, 06830. Phone: (203) 869-6960. Providers update this record themselves, so call before visiting.

How can I verify Chetan Vaid, M.D's license?

NPPES lists Connecticut license number 036857, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Chetan Vaid, M.D prescribe under Medicare Part D?

In 2024, Chetan Vaid, M.D had 311 Medicare Part D claims for 24 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.