NPPES file of Aug 9, 2026

Joseph A. Williams, MD

Gastroenterology Physician · Rutland, VT

Joseph A. Williams, MD is a gastroenterology physician with a practice address in Rutland, Vermont, and NPI 1730225004, issued on Jan 30, 2007. Check the license (Vermont 0420011966, as entered in NPPES) on the Vermont Board of Medical Practice; 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
1730225004
Name
Joseph A. Williams
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
0420011966 VT
MD-10388 HI
Self-reported in NPPES; status is on the state search
Practice location
1 Albert Cree Dr, Rutland, VT 05701
Phone
(802) 786-1400
Enumerated
Jan 30, 2007
Record last updated
May 9, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(802) 786-1405
Medicare enrollment
Enrolled (PECOS I20110520000111); accepts Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 1997
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1 Albert Cree Dr

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

  1. Hamza Dar, ODOptometrist1710587340
  2. Philip Ginsburg, MDGastroenterology Physician1679554539
  3. Michael Gleeson, MD, PHDGastroenterology Physician1073832549
  4. Dale Janik, MDGastroenterology Physician1376573881
  5. Thomas Schmidt, M.D.Neurology Physician1154696250
  6. Erica Sweet, D.O.Neurology Physician1083908347

Verify Joseph A. Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVermont Board of Medical Practice
    Search for license 0420011966
    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 Vermont 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.

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11% fewer Medicare Part D claims than the average gastroenterology physician in 2024

720 Medicare Part D claims for 373 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Joseph Williams720
  2. Specialty average811

Most prescribed

  1. Gavilyte-G235 claims
  2. Omeprazole91 claims
  3. Peg-3350 And Electrolytes66 claims
  4. Mesalamine35 claims
  5. Famotidine32 claims
  6. Pantoprazole Sodium32 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.

Bills Medicare through one group practice

  1. Rutland Hospital, Inc.Rutland, VT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joseph A. Williams among 35 gastroenterology physician records in Vermont

Joseph A. Williams, MD is one of 35 gastroenterology physician records with a practice address in Vermont. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 66% of them.

  • NPI issued2007 · 66% of these records are older, 26% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1997 · median 1999 among the 23 with a school on file
  • Record last updated2019 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Vermont practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Vermont

There are 35 gastroenterology physician records in Vermont.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Philip Ginsburg, MDRutland, VT 057011679554539
  2. Michael Gleeson, MD, PHDRutland, VT 057011073832549
  3. Dale Janik, MDRutland, VT 057011376573881
  4. Howard Weaver, M.D.Rutland, VT 057011790741130
  5. Joel Silverstein, M.D.Morrisville, VT 056611568408151
  6. Arthur Colley, M.D.Middlebury, VT 057531255337093
  7. Eric Asnis, M.D.Berlin, VT 056021528043569
  8. Brendan Everett, M.D.Berlin, VT 056021942628847

Common questions

What is Joseph A. Williams, MD's NPI number?

Joseph A. Williams, MD's National Provider Identifier (NPI) is 1730225004, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joseph A. Williams, MD located?

The NPPES record lists a practice address at 1 Albert Cree Dr, Rutland, VT, 05701. Phone: (802) 786-1400. Providers update this record themselves, so call before visiting.

How can I verify Joseph A. Williams, MD's license?

NPPES lists Vermont license number 0420011966, as entered by the provider. Search the Vermont Board of Medical Practice at https://www.healthvermont.gov/systems/board-medical-practice. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joseph A. Williams, MD prescribe under Medicare Part D?

In 2024, Joseph A. Williams, MD had 720 Medicare Part D claims for 373 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.