NPPES file of Aug 9, 2026

Robert Young-Ill Yoon, M.D.

Diagnostic Radiology Physician · Greenfield, MA

Robert Young-Ill Yoon, M.D. is a diagnostic radiology physician with a practice address in Greenfield, Massachusetts, and NPI 1457332397, issued on Nov 8, 2005. Check the license (Massachusetts 77812, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1457332397
Name
Robert Young-Ill Yoon
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
77812 MA
Self-reported in NPPES; status is on the state search
Practice location
164 High St, Greenfield, MA 01301
Phone
(413) 772-0211
Enumerated
Nov 8, 2005
Record last updated
Aug 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicaid ID
3119467 MA
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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8 nearest diagnostic radiology physician records → All 1,658 in Massachusetts → Look up another NPI →

Also registered at 164 High St

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

  1. Fatima Adeyemi, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1629909460
  2. Robert Ajello, MDPulmonary Disease Physician1518930916
  3. James Arcoleo, DOCardiovascular Disease Physician1407885676
  4. Justyna Arcoleo, FNP/DNPFamily Nurse Practitioner1316215312
  5. Kathryn Aubry-McAvoy, NPFamily Nurse Practitioner1912130642
  6. Jill Bascomb, MDEmergency Medicine Physician1720026685

Verify Robert Young-Ill Yoon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 77812    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 Massachusetts license search

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Robert Young-Ill Yoon among 1,658 diagnostic radiology physician records in Massachusetts

Robert Young-Ill Yoon, M.D. is one of 1,658 diagnostic radiology physician records with a practice address in Massachusetts. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 87% newer
  • In a Medicare fileNo · 68% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2007 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Massachusetts

There are 1,658 diagnostic radiology physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,658 in Massachusetts → Every provider in Greenfield → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Robert Dann, M.D.Greenfield, MA 013011831189026
  2. Christopher Ladner, MD, PHDGreenfield, MA 013011134203722
  3. Howard Natenshon, M.D.Greenfield, MA 013011811974967
  4. Erik Rhodes, M.D.Greenfield, MA 013011306823315
  5. Jeffrey Bath, M.D.Williamstown, MA 012671972684207
  6. Henry GoldNorth Adams, MA 012471518064427
  7. Andre Langlois, M.D.North Adams, MA 012471144329921
  8. Susan Frank, M.D.Lenox, MA 012401629168588

Common questions

What is Robert Young-Ill Yoon, M.D.'s NPI number?

Robert Young-Ill Yoon, M.D.'s National Provider Identifier (NPI) is 1457332397, issued on Nov 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Robert Young-Ill Yoon, M.D. located?

The NPPES record lists a practice address at 164 High St, Greenfield, MA, 01301. Phone: (413) 772-0211. Providers update this record themselves, so call before visiting.

How can I verify Robert Young-Ill Yoon, M.D.'s license?

NPPES lists Massachusetts license number 77812, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.