NPPES file of Aug 9, 2026

Mark Walter Berguson, M.D.

Student in an Organized Health Care Education/Training Program · Wynnewood, PA

Mark Walter Berguson, M.D. is a student in an organized health care education/training program with a practice address in Wynnewood, Pennsylvania, and NPI 1235525619, issued on Apr 13, 2015. Check the license with the Pennsylvania 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
1235525619
Name
Mark Walter Berguson
Credential
M.D.
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
100 East Lancaster Avenue, Wynnewood, PA 19096
Phone
(215) 955-2370
Enumerated
Apr 13, 2015
Record last updated
Oct 20, 2023
Fax
(215) 955-0677
Medicare enrollment
Enrolled (PECOS I20200731002566); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2015
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 100 East Lancaster Avenue

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

  1. Bruce Kornberg, DOCardiovascular Disease Physician1487627055
  2. Jennifer Marino, PA-CPhysician Assistant1407323298
  3. John Morgan, M.D.Specialist1932292729
  4. Jacqueline NeminskiGenetic Counselor (M.S.)1285293027
  5. Norman Stehle, M.D.Psychiatry Physician1346220639
  6. Julie Sullivan, DOGastroenterology Physician1952963043

Verify Mark Walter Berguson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania 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 Pennsylvania license search

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Industry payments in 2024: $309.05

4 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 13,278 providers of this specialty with any payment received $608.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Berguson$309.05
  2. Specialty average$608.08

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. United Anesthesia Services PCWynewood, PA

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

Mark Walter Berguson among 12,792 student in an organized health care education/training program records in Pennsylvania

Mark Walter Berguson, M.D. is one of 12,792 student in an organized health care education/training program records with a practice address in Pennsylvania. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 3% of them.

  • NPI issued2015 · 3% of these records are older, 96% newer
  • In a Medicare fileYes · 33% of these records are
  • In the CMS Doctors and Clinicians fileYes · 4% of these records are
  • Graduated2015 · median 2019 among the 549 with a school on file
  • Record last updated2023 · 16% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

148 student in an organized health care education/training program records list a practice address in Wynnewood

They are 148 of the 1,246 NPPES records with a practice address in Wynnewood, and 12,792 student in an organized health care education/training program records in Pennsylvania.

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

  1. David Burgess, M.D.Wynnewood, PA 190961154678084
  2. Shana Dalal, MDWynnewood, PA 190961457813388
  3. Stefanie Gallagher, DOWynnewood, PA 190961780145755
  4. Jonathan Josse, MDWynnewood, PA 190961104328996
  5. Andrew KellyWynnewood, PA 190961700348729
  6. Ashley ManganielloWynnewood, PA 190961629431994
  7. Hendrik MaraisWynnewood, PA 190961063866978
  8. Vishnu Martha, M'BBS,M.S.,DNB, PH.DWynnewood, PA 190961659707479

Common questions

What is Mark Walter Berguson, M.D.'s NPI number?

Mark Walter Berguson, M.D.'s National Provider Identifier (NPI) is 1235525619, issued on Apr 13, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Mark Walter Berguson, M.D. located?

The NPPES record lists a practice address at 100 East Lancaster Avenue, Wynnewood, PA, 19096. Phone: (215) 955-2370. Providers update this record themselves, so call before visiting.

How can I verify Mark Walter Berguson, M.D.'s license?

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