Margaret Mack
Student in an Organized Health Care Education/Training Program · Wynnewood, PA
Margaret Mack is a student in an organized health care education/training program with a practice address in Wynnewood, Pennsylvania, and NPI 1003444704, issued on Mar 29, 2020. Check the license (Pennsylvania OT019818, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Mack
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- License numbers
- OT019818 PA
OS022860 PA
Self-reported in NPPES; status is on the state search - Practice location
- 100 E Lancaster Ave, Wynnewood, PA 19096
- Phone
- (610) 642-3796
- Enumerated
- Mar 29, 2020
- Record last updated
- Jun 6, 2024
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 12,792 in Pennsylvania → Look up another NPI →
Also registered at 100 E Lancaster Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicholas Abate, DOStudent in an Organized Health Care Education/Training Program1508568676
- John Abramson, M.D.Gastroenterology Physician1710953633
- Sandra Abramson, MDCardiovascular Disease Physician1275538282
- Olivia Ackley, MDInternal Medicine Physician1174453930
- Ashley Adams, CRNPWomen's Health Nurse Practitioner1497225635
- Bonnie Adelman, M.S.P.A.Audiologist1568718088
Verify Margaret Mack in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license OT019818Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024
19 Medicare Part D claims for 13 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.
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: $227.73
6 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Margaret Mack among 12,792 student in an organized health care education/training program records in Pennsylvania
Margaret Mack 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 2020, is newer than 12% of them.
- NPI issued2020 · 12% of these records are older, 84% newer
- In a Medicare fileYes · 33% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2024 · 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.
All 12,792 in Pennsylvania → Every provider in Wynnewood → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Mark Berguson, M.D.Wynnewood, PA 190961235525619
- David Burgess, M.D.Wynnewood, PA 190961154678084
- Shana Dalal, MDWynnewood, PA 190961457813388
- Stefanie Gallagher, DOWynnewood, PA 190961780145755
- Jonathan Josse, MDWynnewood, PA 190961104328996
- Andrew KellyWynnewood, PA 190961700348729
- Ashley ManganielloWynnewood, PA 190961629431994
- Hendrik MaraisWynnewood, PA 190961063866978
Common questions
What is Margaret Mack's NPI number?
Margaret Mack's National Provider Identifier (NPI) is 1003444704, issued on Mar 29, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Mack located?
The NPPES record lists a practice address at 100 E Lancaster Ave, Wynnewood, PA, 19096. Phone: (610) 642-3796. Providers update this record themselves, so call before visiting.
How can I verify Margaret Mack's license?
NPPES lists Pennsylvania license number OT019818, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Margaret Mack prescribe under Medicare Part D?
In 2024, Margaret Mack had 19 Medicare Part D claims for 13 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.