Dr. Steven Michael Zeddun, MD
- Medicare services, 2024
- 9,389
- Medicare patients, 2024
- 350
- Part D claims, 2024
- 315
- Hospital affiliations
- 1
- Industry payments
- $2,861
- Practice address
- 5550 Friendship Blvd, Chevy Chase, MD 20815
- Practice phone
- Call (301) 215-7347
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Friendship Ambulatory Surgery Center
Chevy Chase, Maryland
Find Dr. Zeddun'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. Steven Michael Zeddun is a gastroenterologist in Chevy Chase, Maryland
Dr. Zeddun practices at Friendship Ambulatory Surgery Center in Chevy Chase, Maryland.
Dr. Zeddun's NPI, 1952578700, was assigned on May 12, 2008. Dr. Zeddun graduated from University of Wisconsin School of Medicine in 2002. Dr. Zeddun holds District of Columbia license MD036335.
- NPI
- 1952578700NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012085202
- NPI enumeration date
- May 12, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (301) 215-7347
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven Michael Zeddun practices at Friendship Ambulatory Surgery Center in Chevy Chase, Maryland
Dr. Zeddun's primary practice is Friendship Ambulatory Surgery Center, at 5550 Friendship Blvd, Chevy Chase, MD 20815 in Montgomery County. The practice phone is (301) 215-7347.
- Friendship Ambulatory Surgery Center5550 Friendship Blvd, Chevy Chase, MD 20815 · Montgomery CountyPhone(301) 215-7347
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Steven Michael Zeddun is affiliated with 4 sites of care and 2 medical groups
Dr. Zeddun's primary practice is Friendship Ambulatory Surgery Center in Chevy Chase, Maryland. Dr. Zeddun is also affiliated with Sibley Memorial Hospital. The medical group on file is Capital Digestive Care. Dmand AI also links Dr. Zeddun to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Steven Michael Zeddun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zeddun practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Friendship Ambulatory Surgery Center | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Steven Michael Zeddun is one of 405 gastroenterologists in Maryland
Gastroenterology is Dr. Zeddun's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Zeddun is licensed in District of Columbia.
Specialties and state licenses
- Gastroenterology, District of ColumbiaPrimary
Gastroenterologists near Dr. Zeddun
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. Steven Michael Zeddun billed Medicare for 9,389 services in 2024
CMS data shows 9,389 Medicare services from Dr. Zeddun across 14 procedure codes in 2024, for 350 Medicare patients. Medicare paid $227,933 for them.
Dr. Zeddun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 9,6002024: 8,7009%
- Office and hospital visits
- 2023: 3722024: 3701%
- Surgery
- 2023: 2532024: 252No change
- Tests and treatments
- 2023: 462024: 429%
- Other services
- 2023: 432024: 2542%
Where Dr. Zeddun's Medicare services took place, 2024
- In an office9,11297%
- In a facility2773%
Dr. Zeddun compared with the Maryland median for gastroenterologists, 2024
- Dr. Zeddun
- Maryland median
- Medicare services
- 9,389vs 66814.1 times
- Medicare patients
- 350vs 39010% below
- Part D claims
- 233vs 39241% below
Medians across 396 gastroenterologists in Maryland with Dmand AI profiles that report each measure.
Dr. Zeddun'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. Zeddun and other gastroenterologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven Michael Zeddun treated 350 Medicare patients in 2024, average age 76
CMS counts 350 Medicare patients who saw Dr. Zeddun in 2024. The largest group is 75 to 84, with 170 patients. 75% of them have high cholesterol, and 65% have high blood pressure. 3% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zeddun's median patient age at 53, with 51% women.
Dr. Zeddun's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zeddun's Medicare patients by sex, 2024
- Women19455%
- Men15645%
Chronic conditions among Dr. Zeddun's Medicare patients, 2024
- High cholesterol75%
- High blood pressure65%
- Arthritis52%
- Ischemic heart disease25%
- Diabetes23%
- Cancer22%
- Mood disorders21%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zeddun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women51%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven Michael Zeddun wrote 315 Medicare Part D claims in 2024
In 2024, Dr. Zeddun wrote 315 Medicare Part D claims for 153 patients. 91% of them were for generic drugs. CMS names the drug for 233 of them, across 5 drugs with 11 or more claims each, at $12,452 in total drug cost. In 2023, CMS named 143 claims across 4 drugs.
Dr. Zeddun's Part D claims by kind of drug, 2024
- Generic286 claims91%
- Brand-name and other29 claims9%
Dr. Zeddun'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. Zeddun's Part D claims, 2024
- Antibiotics6%18 of 315 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: 1432024: 23363%
Drugs named by CMS: 5 in 2024, 4 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. Steven Michael Zeddun ranks in the 85th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Zeddun accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zeddun as offering telehealth. CMS counts 148 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Zeddun, more than 85% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Zeddun ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 85th percentile148 procedures
- Colonoscopy
- 85th percentile128 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. Steven Michael Zeddun received $2,861 in industry payments from 2016 to 2025
CMS Open Payments shows 122 general payments to Dr. Zeddun from 18 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Boston Scientific Corporation paid the most, $1,225.
General payments to Dr. Zeddun by program year, 2016 to 2025
General payments to Dr. Zeddun by kind, 2016 to 2025
- Food and beverage$2,69094%
- Education$1716%
Companies that paid Dr. Zeddun 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. Steven Michael Zeddun graduated from University of Wisconsin School of Medicine
Dr. Zeddun graduated from University of Wisconsin School of Medicine in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Steven Michael Zeddun'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 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. Steven Michael Zeddun
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. Steven Michael Zeddun's NPI number?
Dr. Steven Michael Zeddun's NPI number is 1952578700. It was assigned on May 12, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven Michael Zeddun?
Dr. Steven Michael Zeddun is a gastroenterologist in Chevy Chase, Maryland. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Steven Michael Zeddun practice?
Dr. Zeddun practices at 5550 Friendship Blvd, Chevy Chase, MD 20815. Dr. Zeddun's primary practice is Friendship Ambulatory Surgery Center in Chevy Chase, Maryland. Dmand AI also links Dr. Zeddun to 2 group practices and clinics and 1 medical group.
What is Dr. Steven Michael Zeddun's office phone number?
The practice phone on file for Dr. Zeddun is (301) 215-7347.
What is Dr. Steven Michael Zeddun's medical license number?
Dr. Zeddun holds District of Columbia license MD036335.
Which hospitals is Dr. Steven Michael Zeddun affiliated with?
Dr. Zeddun is affiliated with Sibley Memorial Hospital.
What medical group is Dr. Steven Michael Zeddun part of?
Dr. Zeddun is linked to Capital Digestive Care. Dmand AI links Dr. Zeddun to 1 more medical group.
Does Dr. Steven Michael Zeddun accept Medicare?
Yes. CMS data shows Dr. Zeddun billed Medicare for 9,389 services in 2024, and Dr. Zeddun accepts Medicare assignment.
Does Dr. Steven Michael Zeddun offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Zeddun as offering telehealth services.
How many Medicare patients does Dr. Steven Michael Zeddun see?
CMS counts 350 Medicare patients who saw Dr. Zeddun in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Steven Michael Zeddun bill to Medicare?
In 2024, Dr. Zeddun's most billed Medicare services were injected or infused drug (J3380), office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Steven Michael Zeddun go to medical school?
Dr. Zeddun graduated from University of Wisconsin School of Medicine in 2002.
What drugs does Dr. Steven Michael Zeddun prescribe most?
In 2024 Medicare Part D data, Dr. Zeddun's most prescribed drugs by claims were Omeprazole, Sod Sulf-Potass Sulf-Mag Sulf and Famotidine.
Has Dr. Steven Michael Zeddun received payments from drug or device companies?
CMS Open Payments shows $2,861 in general payments to Dr. Zeddun from 18 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Steven Michael Zeddun been practicing?
Dr. Zeddun graduated from medical school in 2002, 24 years ago.
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