Registry data as of Aug 27, 2026

Mengfei Liu, M.D.

Gastroenterology Physician · New Haven, CT

Mengfei Liu, M.D. is a gastroenterology physician with a practice address in New Haven, Connecticut, and NPI 1740690957, issued on Apr 28, 2014. Check the license (Connecticut 72956, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1740690957
Name
Mengfei Liu
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
72956 CT
62053 MN
Self-reported in NPPES; status is on the state search
Practice location
40 Temple St Ste 1A, New Haven, CT 06510
Phone
(203) 785-4138
Enumerated
Apr 28, 2014
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.
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Also registered at 40 Temple St Ste 1A

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

  1. Jessica Amoona, PA-CPhysician Assistant1396254348
  2. Michaela Auscavitch, APRNHepatology Physician1063161081
  3. Bubu Banini, MD PHDHospitalist Physician1427320985
  4. Qendresa BeqiriFamily Nurse Practitioner1740791144
  5. Sarah Halloran, PA-CPhysician Assistant1316183726
  6. Alexander Levy, MDGastroenterology Physician1497022297

Verify Mengfei Liu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 72956
    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.

92% fewer Medicare Part D claims than the average gastroenterology physician in 2024

68 Medicare Part D claims for 18 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.

  1. Mengfei Liu68
  2. Specialty average848

Most prescribed

  1. Xifaxan19 claims
  2. Pantoprazole Sodium14 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.

One hospital or facility affiliation

  1. Yale UniversityNew Haven, CT

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Gastroenterology Physician providers in Connecticut

There are 280 gastroenterology physician records in Connecticut.

Other gastroenterology physician records in Connecticut

  1. Abera Abay, M.D.Norwich, CT1861489585
  2. Clara Abraham, MDNew Haven, CT1629139456
  3. Charles Adelmann, M.D.Norwalk, CT1861436511
  4. Anant Agarwalla, M.D.Wallingford, CT1326458589
  5. Badr Al Bawardy, MDNew Haven, CT1104111509
  6. Jamil Alexis, MDStamford, CT1164927968
  7. Rabab Oun Ali Anwar Ali, MBBSNew Haven, CT1124580949
  8. Pietro Andres, M.D.Stratford, CT1588607386
  9. Catiele Antunes, M.D.New Haven, CT1508205204
  10. Harry Aslanian, MDNew Haven, CT1295718401

Common questions

What is Mengfei Liu, M.D.'s NPI number?

Mengfei Liu, M.D.'s National Provider Identifier (NPI) is 1740690957, issued on Apr 28, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Mengfei Liu, M.D. located?

The NPPES record lists a practice address at 40 Temple St Ste 1A, New Haven, CT, 06510. Phone: (203) 785-4138. Providers update this record themselves, so call before visiting.

How can I verify Mengfei Liu, M.D.'s license?

NPPES lists Connecticut license number 72956, 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 Mengfei Liu, M.D. prescribe under Medicare Part D?

In 2024, Mengfei Liu, M.D. had 68 Medicare Part D claims for 18 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.