NPPES file of Aug 9, 2026

Gyujae Choi, MD

Internal Medicine Physician · Allentown, PA

Gyujae Choi, MD is an internal medicine physician with a practice address in Allentown, Pennsylvania, and NPI 1134658404, issued on Jun 8, 2017. Check the license (Pennsylvania MT213068, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1134658404
Name
Gyujae Choi
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MT213068 PA
Self-reported in NPPES; status is on the state search
Practice location
1200 S. Cedar Crest Blvd., Allentown, PA 18103
Phone
(610) 402-8000
Enumerated
Jun 8, 2017
Record last updated
Jun 8, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20220823004105); accepts Medicare assignment
Medical or professional school
University Of Rochester School Of Medicine And Dentistry, 2017
Telehealth
Offers telehealth (CMS)
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.
Download card Updates feed

Also registered at 1200 S. Cedar Crest Blvd.

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

  1. Asuwin Anandaram, M.D.Internal Medicine Physician1184471260
  2. Ashish Shrestha, M.D.Student in an Organized Health Care Education/Training Program1427780535

Verify Gyujae Choi 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 MT213068
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

91% fewer Medicare Part D claims than the average internal medicine physician in 2024

284 Medicare Part D claims for 104 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 29 claims were for opioids.

  1. Gyujae Choi284
  2. Specialty average3,176

Most prescribed

  1. Tamsulosin Hcl66 claims
  2. Mometasone Furoate33 claims
  3. Oxycodone Hcl24 claims
  4. Orgovyx20 claims
  5. Oxybutynin Chloride17 claims
  6. Ondansetron Hcl12 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. Multicare Health SystemAuburn, WA

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

Gyujae Choi among 7,300 internal medicine physician records in Pennsylvania

Gyujae Choi, MD is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 68% of them.

  • NPI issued2017 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2017 · median 2008 among the 4,208 with a school on file
  • Record last updated2017 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

218 internal medicine physician records list a practice address in Allentown

They are 218 of the 5,904 NPPES records with a practice address in Allentown, and 7,300 internal medicine physician records in Pennsylvania.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jon Brndjar, D.O.Allentown, PA 181031477523934
  2. Ann Brotzman, DOAllentown, PA 181031306801337
  3. Joseph CandioAllentown, PA 181031104873967
  4. Amy Collis-Cowitch, MDAllentown, PA 181031356333744
  5. Thomas Doherty, MDAllentown, PA 181031992744965
  6. Maria Jones, MDAllentown, PA 181031962458240
  7. Robert Kovacs, M.D.Allentown, PA 181031558301838
  8. Thomas Lakata, D.O.Allentown, PA 181031407802580

Common questions

What is Gyujae Choi, MD's NPI number?

Gyujae Choi, MD's National Provider Identifier (NPI) is 1134658404, issued on Jun 8, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Gyujae Choi, MD located?

The NPPES record lists a practice address at 1200 S. Cedar Crest Blvd., Allentown, PA, 18103. Phone: (610) 402-8000. Providers update this record themselves, so call before visiting.

How can I verify Gyujae Choi, MD's license?

NPPES lists Pennsylvania license number MT213068, 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 Gyujae Choi, MD prescribe under Medicare Part D?

In 2024, Gyujae Choi, MD had 284 Medicare Part D claims for 104 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.