NPPES file of Aug 9, 2026

Yen Ngoc Quach, MD

Student in an Organized Health Care Education/Training Program · Oak Ridge, TN

Yen Ngoc Quach, MD is a student in an organized health care education/training program with a practice address in Oak Ridge, Tennessee, and NPI 1083473748, issued on Mar 15, 2024. Check the license with the Tennessee board that licenses this profession; 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
1083473748
Name
Yen Ngoc Quach
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
200 New York Ave Ste 150, Oak Ridge, TN 37830
Phone
(865) 835-5855
Enumerated
Mar 15, 2024
Record last updated
Mar 15, 2024
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 200 New York Ave Ste 150

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

  1. Kristy Adams, MDStudent in an Organized Health Care Education/Training Program1497514087
  2. Rusul Alani, MDStudent in an Organized Health Care Education/Training Program1356100812
  3. Paul AlexStudent in an Organized Health Care Education/Training Program1548108459
  4. Kaye Bultemeier, NPFamily Nurse Practitioner1861592362
  5. Tamia Chapman, MDStudent in an Organized Health Care Education/Training Program1760320238
  6. Ashley ConleyFamily Medicine Physician1760241186

Verify Yen Ngoc Quach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this professionCheck 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
Find the Tennessee license search

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77% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

43 Medicare Part D claims for 17 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Yen Quach43
  2. Specialty average185

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.

Yen Ngoc Quach among 4,640 student in an organized health care education/training program records in Tennessee

Yen Ngoc Quach, MD is one of 4,640 student in an organized health care education/training program records with a practice address in Tennessee. 26% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 39% of them.

  • NPI issued2024 · 39% of these records are older, 42% newer
  • In a Medicare fileYes · 26% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2024 · 15% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

26 student in an organized health care education/training program records list a practice address in Oak Ridge

They are 26 of the 904 NPPES records with a practice address in Oak Ridge, and 4,640 student in an organized health care education/training program records in Tennessee.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Kristy Adams, MDOak Ridge, TN 378301497514087
  2. Rusul Alani, MDOak Ridge, TN 378301356100812
  3. Gabrielle Brumfield, MDOak Ridge, TN 378301033963533
  4. Katy HummelOak Ridge, TN 378301114573128
  5. William Johnson, DOOak Ridge, TN 378301114720729
  6. Chad Manuel, DOOak Ridge, TN 378301659130961
  7. Jayne O'Gorman, PA-COak Ridge, TN 378301851400428
  8. Rashida Payne, M.D.Oak Ridge, TN 378301164188207

Common questions

What is Yen Ngoc Quach, MD's NPI number?

Yen Ngoc Quach, MD's National Provider Identifier (NPI) is 1083473748, issued on Mar 15, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Yen Ngoc Quach, MD located?

The NPPES record lists a practice address at 200 New York Ave Ste 150, Oak Ridge, TN, 37830. Phone: (865) 835-5855. Providers update this record themselves, so call before visiting.

How can I verify Yen Ngoc Quach, MD's license?

Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Yen Ngoc Quach, MD prescribe under Medicare Part D?

In 2024, Yen Ngoc Quach, MD had 43 Medicare Part D claims for 17 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.