Dr. Marc A. Zitin, MD
- Medicare services, 2024
- 533
- Medicare patients, 2024
- 457
- Part D claims, 2024
- 1,231
- Hospital affiliations
- 1
- Industry payments
- $23,855
- Practice address
- 325 Central Ave, Malvern, PA 19355
- Practice phone
- Call (610) 644-7274
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Main Line Endoscopy Center West
Malvern, Pennsylvania
Find Dr. Zitin's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Marc A. Zitin is a gastroenterologist in Malvern, Pennsylvania
Dr. Zitin practices at Main Line Endoscopy Center West in Malvern, Pennsylvania.
Dr. Zitin's NPI, 1548237423, was assigned on March 1, 2006. Dr. Zitin graduated from Hahnemann University College of Medicine in 1985. Dr. Zitin holds Pennsylvania license MD038071E.
- NPI
- 1548237423NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941253868
- NPI enumeration date
- March 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (610) 644-7274
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marc A. Zitin practices at Main Line Endoscopy Center West in Malvern, Pennsylvania
Dr. Zitin's primary practice is Main Line Endoscopy Center West, at 325 Central Ave, Malvern, PA 19355 in Chester County. The practice phone is (610) 644-7274.
- Main Line Endoscopy Center West325 Central Ave, Malvern, PA 19355 · Chester CountyPhone(610) 644-7274
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marc A. Zitin is affiliated with 2 sites of care and 2 medical groups
Dr. Zitin's primary practice is Main Line Endoscopy Center West in Malvern, Pennsylvania. Dr. Zitin is also affiliated with Lankenau Medical Center. The medical group on file is Main Line Health. Dmand AI also links Dr. Zitin to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Marc A. Zitin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zitin practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Main Line Endoscopy Center West | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marc A. Zitin is one of 899 gastroenterologists in Pennsylvania
Gastroenterology is Dr. Zitin's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Zitin is licensed in Pennsylvania.
Specialties and state licenses
- Gastroenterology, PennsylvaniaPrimary
Gastroenterologists near Dr. Zitin
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Marc A. Zitin billed Medicare for 533 services in 2024
CMS data shows 533 Medicare services from Dr. Zitin across 10 procedure codes in 2024, for 457 Medicare patients. Medicare paid $69,416 for them.
Dr. Zitin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 4012024: 25935%
- Office and hospital visits
- 2023: 3972024: 18154%
- Other services
- 2023: 1012024: 938%
Where Dr. Zitin's Medicare services took place, 2024
- In an office16832%
- In a facility36568%
Dr. Zitin compared with the Pennsylvania median for gastroenterologists, 2024
- Dr. Zitin
- Pennsylvania median
- Medicare services
- 533vs 40133% above
- Medicare patients
- 457vs 29455% above
- Part D claims
- 1,027vs 3752.7 times
Medians across 899 gastroenterologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Zitin's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zitin and other gastroenterologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marc A. Zitin treated 457 Medicare patients in 2024, average age 74
CMS counts 457 Medicare patients who saw Dr. Zitin in 2024. The largest group is 65 to 74, with 245 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zitin's median patient age at 62, with 49% women.
Dr. Zitin's Medicare patients by age, 2024
Dr. Zitin's Medicare patients by sex, 2024
- Women24854%
- Men20946%
Chronic conditions among Dr. Zitin's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis49%
- Ischemic heart disease36%
- Diabetes24%
- Anxiety22%
- Chronic kidney disease21%
- Cancer19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zitin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women49%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marc A. Zitin wrote 1,231 Medicare Part D claims in 2024
In 2024, Dr. Zitin wrote 1,231 Medicare Part D claims for 307 patients. 89% of them were for generic drugs. CMS names the drug for 1,027 of them, across 17 drugs with 11 or more claims each, at $589,279 in total drug cost. In 2023, CMS named 1,326 claims across 21 drugs.
Dr. Zitin's Part D claims by kind of drug, 2024
- Generic1,090 claims89%
- Brand-name and other141 claims11%
Dr. Zitin's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Zitin's Part D claims, 2024
- Antibiotics3%43 of 1,231 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3262024: 1,02723%
Drugs named by CMS: 17 in 2024, 21 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Marc A. Zitin ranks in the 79th percentile for colonoscopy in Medicare
Dr. Zitin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 95 procedures of colonoscopy by Dr. Zitin, more than 79% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Zitin ranks in Medicare procedure volume
- Colonoscopy
- 79th percentile95 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 55th percentile30 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Marc A. Zitin received $23,855 in industry payments from 2016 to 2025
CMS Open Payments shows 1,433 general payments to Dr. Zitin from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Bausch Health Americas, Inc. paid the most, $6,130.
General payments to Dr. Zitin by program year, 2016 to 2025
General payments to Dr. Zitin by kind, 2016 to 2025
- Food and beverage$23,751100%
- Education$1040%
Companies that paid Dr. Zitin the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marc A. Zitin graduated from Hahnemann University College of Medicine
Dr. Zitin graduated from Hahnemann University College of Medicine in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marc A. Zitin's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Marc A. Zitin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Marc A. Zitin's NPI number?
Dr. Marc A. Zitin's NPI number is 1548237423. It was assigned on March 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marc A. Zitin?
Dr. Marc A. Zitin is a gastroenterologist in Malvern, Pennsylvania. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Marc A. Zitin practice?
Dr. Zitin practices at 325 Central Ave, Malvern, PA 19355. Dr. Zitin's primary practice is Main Line Endoscopy Center West in Malvern, Pennsylvania. Dmand AI also links Dr. Zitin to 1 medical group.
What is Dr. Marc A. Zitin's office phone number?
The practice phone on file for Dr. Zitin is (610) 644-7274.
What is Dr. Marc A. Zitin's medical license number?
Dr. Zitin holds Pennsylvania license MD038071E.
Which hospitals is Dr. Marc A. Zitin affiliated with?
Dr. Zitin is affiliated with Lankenau Medical Center.
What medical group is Dr. Marc A. Zitin part of?
Dr. Zitin is linked to Main Line Health. Dmand AI links Dr. Zitin to 1 more medical group.
Does Dr. Marc A. Zitin accept Medicare?
Yes. CMS data shows Dr. Zitin billed Medicare for 533 services in 2024, and Dr. Zitin accepts Medicare assignment.
How many Medicare patients does Dr. Marc A. Zitin see?
CMS counts 457 Medicare patients who saw Dr. Zitin in 2024, with an average age of 74.
What services does Dr. Marc A. Zitin bill to Medicare?
In 2024, Dr. Zitin's most billed Medicare services were surgery: digestive system (45385), office visit, established patient (99213) and surgery: digestive system (45380).
Show 4 more questionsShow fewer questions
Where did Dr. Marc A. Zitin go to medical school?
Dr. Zitin graduated from Hahnemann University College of Medicine in 1985.
What drugs does Dr. Marc A. Zitin prescribe most?
In 2024 Medicare Part D data, Dr. Zitin's most prescribed drugs by claims were Pantoprazole Sodium, Famotidine and Omeprazole.
Has Dr. Marc A. Zitin received payments from drug or device companies?
CMS Open Payments shows $23,855 in general payments to Dr. Zitin from 45 companies from 2016 to 2025. The largest total came from Bausch Health Americas, Inc.
How long has Dr. Marc A. Zitin been practicing?
Dr. Zitin graduated from medical school in 1985, 41 years ago.
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