Doctor profile · Federal record

Dr. Margaret Mack

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

  • NPI 1003444704
  • 6 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 E Lancaster Ave
Wynnewood, PA 190963450
(610) 642-3796

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
June 6, 2024
Specialty taxonomy
390200000X — NUCC code
State licenses (2)
Pennsylvania #OT019818 · Pennsylvania #OS022860

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003444704. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
46
Distinct HCPCS
2
Medicare allowed
$6,362
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 33 14 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 13 13 $178

In context: peer comparison

Among 1 peers in Wynnewood Student in an Organized Health Care Education/Training Program, average services per provider: 23. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$228
Transactions
6
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 1 $113.40
Alexion Pharmaceuticals, INC. 2 $48.45
United Therapeutics Corporation 1 $26.16
Genzyme Corporation 1 $23.89
Takeda Pharmaceuticals U.S.A., INC. 1 $15.83

By nature of payment

Food and Beverage
$228

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Mack's medical specialty?
Dr. Margaret Mack practices Student in an Organized Health Care Education/Training Program in Wynnewood, PA.
Where does Dr. Margaret Mack practice?
Dr. Margaret Mack practices at 100 E Lancaster Ave, Wynnewood, PA 190963450. Office phone: 6106423796.
What is Dr. Margaret Mack's NPI?
Dr. Margaret Mack's National Provider Identifier (NPI) is 1003444704, issued by NPPES.
What procedures does Dr. Margaret Mack commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.