Doctor profile · Federal record

Dr. Marc Zitin, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Wynnewood, PA

  • NPI 1548237423
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 E Lancaster Ave, Lankenau Medical Building East Suite 252
Wynnewood, PA 190963450
(610) 896-7360
fax (610) 896-5207
Mailing address
Po Box 350
Sellersville, PA 189600350

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
November 2, 2007
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Pennsylvania #MD038071E
Medicaid
PA #121910

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548237423. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
899
Distinct HCPCS
10
Medicare allowed
$138,293
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 168 168 $260
99213 Established patient office or other outpatient visit, 20-29 minutes 114 110 $94
45380 Biopsy of large bowel using a flexible endoscope 106 105 $158
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 94 93 $105
99214 Established patient office or other outpatient visit, 30-39 minutes 86 76 $131
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 64 64 $188
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 44 33 $81
99203 New patient office or other outpatient visit, 30-44 minutes 41 41 $117
99204 New patient office or other outpatient visit, 45-59 minutes 37 37 $167
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 37 37 $189

In context: peer comparison

Among 6 peers in this city , average services per provider: 111. This provider delivers 8.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,218
Transactions
114
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 31 $509.30
Salix Pharmaceuticals, a division of Bausch Health US, LLC 26 $482.91
Janssen Biotech, Inc. 13 $258.31
Takeda Pharmaceuticals U.S.A., Inc. 11 $221.53
Regeneron Healthcare Solutions, Inc. 5 $107.14
Gilead Sciences, Inc. 4 $74.71
GENZYME CORPORATION 3 $60.87
PFIZER INC. 3 $59.30
Phathom Pharmaceuticals, Inc. 4 $56.21
Celgene Corporation 3 $52.56
Lilly USA, LLC 3 $49.37
Daiichi Sankyo Inc. 2 $41.78
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $40.53
Intercept Pharmaceuticals, Inc. 2 $38.28
Ardelyx, Inc. 2 $36.31

By nature of payment

Food and Beverage
$2,194
Education
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,251
Patients
301
Total drug cost
$590,136
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 470 120 $6,051
Famotidine Generic 237 69 $2,743
Omeprazole Generic 212 57 $2,144
Dicyclomine Hcl Generic 62 30 $1,859
Mesalamine Generic 51 12 $22,061
Linzess (Linaclotide) Brand 43 13 $23,433
Lansoprazole Generic 31 0 $721
Esomeprazole Magnesium Generic 27 0 $1,992
Colestipol Hcl Generic 21 0 $2,257
Stelara (Ustekinumab) Brand 19 0 $506,807

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Zitin's medical specialty?
Dr. Marc Zitin practices Gastroenterology Physician in Wynnewood, PA.
Where does Dr. Marc Zitin practice?
Dr. Marc Zitin practices at 100 E Lancaster Ave, Wynnewood, PA 190963450. Office phone: 6108967360.
What is Dr. Marc Zitin's NPI?
Dr. Marc Zitin's National Provider Identifier (NPI) is 1548237423, issued by NPPES.
Does Dr. Marc Zitin accept Medicare assignment?
Yes. Dr. Marc Zitin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Zitin commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.