NPPES file of Aug 9, 2026

Joseph Phu-Thanh Nguyen, D.O.

Neurology Physician · Hershey, PA

Joseph Phu-Thanh Nguyen, D.O. is a neurology physician with a practice address in Hershey, Pennsylvania, and NPI 1689931149, issued on Apr 20, 2012. Check the license (Pennsylvania OS020342, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689931149
Name
Joseph Phu-Thanh Nguyen
Credential
D.O.
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
OS020342 PA
DO177173 OR
Self-reported in NPPES; status is on the state search
Practice location
30 Hope Dr Ste 1300, Hershey, PA 17033
Phone
(717) 531-3828
Enumerated
Apr 20, 2012
Record last updated
Nov 12, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(717) 531-4694
Medicare enrollment
Enrolled (PECOS I20191206000430); accepts Medicare assignment
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 30 Hope Dr Ste 1300

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

  1. Cathleen Adams, D.O.Neurology Physician1124253851
  2. Subhana Asjad, DONeurology Physician1851854038
  3. Sankar Bandyopadhyay, MDNeurology Physician1821088329
  4. Kimberly Barbush, PA-CPhysician Assistant1851779110
  5. Diana Consoli, PA-CPhysician Assistant1023215407
  6. Elana Farace, PHDClinical Neuropsychologist1093765695

Verify Joseph Phu-Thanh Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license OS020342
    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 Pennsylvania 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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66% fewer Medicare Part D claims than the average neurology physician in 2024

464 Medicare Part D claims for 55 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Joseph Nguyen464
  2. Specialty average1,370

Most prescribed

  1. Levetiracetam95 claims
  2. Lacosamide60 claims
  3. Lamotrigine52 claims
  4. Clonazepam23 claims
  5. Aptiom22 claims
  6. Zonisamide20 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 71.8 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. Qualityout of 100 · 30% of the final score48.3
  2. Costout of 100 · 30%57.6
  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. The Milton S Hershey Medical Center Physicians GroupHershey, PA

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

Joseph Phu-Thanh Nguyen among 1,077 neurology physician records in Pennsylvania

Joseph Phu-Thanh Nguyen, D.O. is one of 1,077 neurology physician records with a practice address in Pennsylvania. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 60% of them.

  • NPI issued2012 · 60% of these records are older, 37% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2012 · median 2007 among the 727 with a school on file
  • Record last updated2019 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

50 neurology physician records list a practice address in Hershey

They are 50 of the 3,972 NPPES records with a practice address in Hershey, and 1,077 neurology physician records in Pennsylvania.

The 8 neurology physician records with the nearest ZIP codes

  1. Sankar Bandyopadhyay, MDHershey, PA 170331821088329
  2. Debra Byler, MDHershey, PA 170331174525810
  3. Charles Duffy, MD, PHDHershey, PA 170331376578179
  4. Claire Flaherty, PHDHershey, PA 170331114985918
  5. David Good, MDHershey, PA 170331982662797
  6. Denny John, MDHershey, PA 170331568422848
  7. Gerald Podskalny, DOHershey, PA 170331770541575
  8. Raymond Reichwein, MDHershey, PA 170331841248960

Common questions

What is Joseph Phu-Thanh Nguyen, D.O.'s NPI number?

Joseph Phu-Thanh Nguyen, D.O.'s National Provider Identifier (NPI) is 1689931149, issued on Apr 20, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Phu-Thanh Nguyen, D.O. located?

The NPPES record lists a practice address at 30 Hope Dr Ste 1300, Hershey, PA, 17033. Phone: (717) 531-3828. Providers update this record themselves, so call before visiting.

How can I verify Joseph Phu-Thanh Nguyen, D.O.'s license?

NPPES lists Pennsylvania license number OS020342, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Joseph Phu-Thanh Nguyen, D.O. prescribe under Medicare Part D?

In 2024, Joseph Phu-Thanh Nguyen, D.O. had 464 Medicare Part D claims for 55 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Joseph Phu-Thanh Nguyen, D.O.'s MIPS final score?

The 2023 MIPS final score is 71.8 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.