NPPES file of Aug 9, 2026

Justin Paul Vandermolen

Internal Medicine Physician · Ephrata, PA

Justin Paul Vandermolen is an internal medicine physician with a practice address in Ephrata, Pennsylvania, and NPI 1427799386, issued on Apr 5, 2022. Check the license (Pennsylvania OS023333, 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
1427799386
Name
Justin Paul Vandermolen
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
OS023333 PA
Self-reported in NPPES; status is on the state search
Practice location
PO Box 1002, Ephrata, PA 17522
Phone
(717) 721-4740
Enumerated
Apr 5, 2022
Record last updated
Aug 21, 2025
Fax
(717) 738-6872
Medicare enrollment
Enrolled (PECOS I20250725001808); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic Medicine, 2022
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 PO Box 1002

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

  1. Brenda Martin, NPCFamily Nurse Practitioner1407841000
  2. Brian Vells, CRNACertified Registered Nurse Anesthetist1174813315

Verify Justin Paul Vandermolen 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 OS023333
    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.

87% fewer Medicare Part D claims than the average internal medicine physician in 2024

412 Medicare Part D claims for 71 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 40 claims were for opioids.

  1. Justin Vandermolen412
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium34 claims
  2. Metoprolol Succinate22 claims
  3. Oxycodone Hcl20 claims
  4. Metoprolol Tartrate17 claims
  5. Furosemide12 claims
  6. Carvedilol11 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.

Industry payments in 2024: $123.17

2 payments; by number, the most common kind was food and beverage; the largest payer was Lexicon Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Justin Vandermolen$123.17
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Wellspan Medical GroupEphrata, PA

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

Justin Paul Vandermolen among 7,300 internal medicine physician records in Pennsylvania

Justin Paul Vandermolen 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 2022, is newer than 85% of them.

  • NPI issued2022 · 85% of these records are older, 11% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2022 · median 2008 among the 4,208 with a school on file
  • Record last updated2025 · 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).

13 internal medicine physician records list a practice address in Ephrata

They are 13 of the 574 NPPES records with a practice address in Ephrata, and 7,300 internal medicine physician records in Pennsylvania.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Il Chon, M.D.Ephrata, PA 175221538173869
  2. Shaimaa El Shaarawy, MD, PHD, MSEphrata, PA 175221215533187
  3. Beth Esterbrook, M.D.Ephrata, PA 175221437160736
  4. Traci Kohl, MDEphrata, PA 175221841206919
  5. William Loretan, DOEphrata, PA 175221245244565
  6. Abdul Majeed, MDEphrata, PA 175221720392012
  7. Marino Mallozzi, MDEphrata, PA 175221558377648
  8. Susanna Margaryan, MDEphrata, PA 175221225221930

Common questions

What is Justin Paul Vandermolen's NPI number?

Justin Paul Vandermolen's National Provider Identifier (NPI) is 1427799386, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Justin Paul Vandermolen located?

The NPPES record lists a practice address at PO Box 1002, Ephrata, PA, 17522. Phone: (717) 721-4740. Providers update this record themselves, so call before visiting.

How can I verify Justin Paul Vandermolen's license?

NPPES lists Pennsylvania license number OS023333, 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 Justin Paul Vandermolen prescribe under Medicare Part D?

In 2024, Justin Paul Vandermolen had 412 Medicare Part D claims for 71 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.