NPPES file of Aug 9, 2026

Gregory A. Walker, MD

Pain Medicine (Anesthesiology) Physician · Newport, VT

Gregory A. Walker, MD is a pain medicine (anesthesiology) physician with a practice address in Newport, Vermont, and NPI 1972680494, issued on Nov 1, 2006. Check the license (Vermont 0420009224, 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972680494
Name
Gregory A. Walker
Credential
MD
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License number
0420009224 VT
Self-reported in NPPES; status is on the state search
Practice location
189 Prouty Dr, Newport, VT 05855
Phone
(802) 334-3569
Enumerated
Nov 1, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(802) 334-4134
Medicaid IDs
30202221 NH
0VN1251 VT
Medicare enrollment
Enrolled (PECOS I20060117000376); accepts Medicare assignment
Medical or professional school
University Of Vermont College Of Medicine, 1991
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 189 Prouty Dr

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

  1. Arthur Alsobrook, JR., M.D.Emergency Medicine Physician1073624946
  2. Jessica AndrewsFamily Medicine Physician1043501372
  3. Marc Bouchard, MDEmergency Medicine Physician1932219409
  4. Anick Desorcy, R.D.Registered Dietitian1922189786
  5. Colleen Doty, ARRT (R)(M)(CT) CIIPRadiologic Technologist1225693427
  6. Thom Goodwin, MS, CHPC, CPHRM, CPHMicrobiology Specialist/Technologist1295352375

Verify Gregory A. Walker 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 0420009224
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 90.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%50.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. North Country Hospital And Health Center IncNewport, VT

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

Gregory A. Walker among 10 pain medicine (anesthesiology) physician records in Vermont

Gregory A. Walker, MD is one of 10 pain medicine (anesthesiology) physician records with a practice address in Vermont. 70% 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 0% of them.

  • NPI issued2006 · 0% of these records are older, 40% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Record last updated2007 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a Vermont practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pain Medicine (Anesthesiology) Physician providers in Vermont

There are 10 pain medicine (anesthesiology) physician records in Vermont.

The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes

  1. Esther Caballero-ManriqueWilliston, VT 054951699017442
  2. Thomas HarrisonSaint Albans, VT 054781831264241
  3. Evan Musman, D.O.South Burlington, VT 054031467598441
  4. Naeem Haider, MDBurlington, VT 054011609894021
  5. Tiffini Lake, MDBurlington, VT 054011649258468
  6. Carlos Pino, M.D.Burlington, VT 054011790715670
  7. Corey SheahanBurlington, VT 054011710371703
  8. Emmett Whitaker, MDBurlington, VT 054011609916311

Common questions

What is Gregory A. Walker, MD's NPI number?

Gregory A. Walker, MD's National Provider Identifier (NPI) is 1972680494, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gregory A. Walker, MD located?

The NPPES record lists a practice address at 189 Prouty Dr, Newport, VT, 05855. Phone: (802) 334-3569. Providers update this record themselves, so call before visiting.

How can I verify Gregory A. Walker, MD's license?

NPPES lists Vermont license number 0420009224, 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.

What is Gregory A. Walker, MD's MIPS final score?

The 2023 MIPS final score is 90.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.