Dr. Peter L. Seraphin, DO
- Medicare services, 2024
- 1,291
- Medicare patients, 2024
- 787
- Part D claims, 2024
- 897
- MIPS score, 2024
- 84
- Hospital affiliations
- 3
- Practice address
- 12 Salt Creek Ln, Hinsdale, IL 60521
- Practice phone
- Call (847) 888-1300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Illinois Gastroenterology Group
Hinsdale, Illinois
Find Dr. Seraphin'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. Peter L. Seraphin is a gastroenterologist in Hinsdale, Illinois
Dr. Seraphin practices at Illinois Gastroenterology Group in Hinsdale, Illinois.
Dr. Seraphin's NPI, 1831204734, was assigned on August 20, 2006. Dr. Seraphin graduated from Arizona College of Osteopathic Medicine Mid Western University in 2000. Dr. Seraphin holds Illinois license 036107633.
- NPI
- 1831204734NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951301332
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (847) 888-1300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peter L. Seraphin practices at Illinois Gastroenterology Group in Hinsdale, Illinois
Dr. Seraphin's primary practice is Illinois Gastroenterology Group, at 12 Salt Creek Ln, Hinsdale, IL 60521 in Dupage County. The practice phone is (847) 888-1300.
- Illinois Gastroenterology Group12 Salt Creek Ln, Hinsdale, IL 60521 · Dupage CountyPhone(847) 888-1300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Peter L. Seraphin is affiliated with 7 sites of care and 3 medical groups
Dr. Seraphin's primary practice is Illinois Gastroenterology Group in Hinsdale, Illinois. Dr. Seraphin is also affiliated with UChicago Medicine AdventHealth Hinsdale. The medical group on file is Loyola University Medical Center. Dmand AI also links Dr. Seraphin to 2 more hospitals, 3 group practices and clinics and 2 medical groups, 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. Peter L. Seraphin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Seraphin practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Illinois Gastroenterology Group | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Peter L. Seraphin is one of 771 gastroenterologists in Illinois
Gastroenterology is Dr. Seraphin's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Seraphin is licensed in Illinois.
Specialties and state licenses
- Gastroenterology, IllinoisPrimary
Gastroenterologists near Dr. Seraphin
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. Peter L. Seraphin billed Medicare for 1,291 services in 2024
CMS data shows 1,291 Medicare services from Dr. Seraphin across 13 procedure codes in 2024, for 787 Medicare patients. Medicare paid $156,214 for them.
Dr. Seraphin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9172024: 63131%
- Surgery
- 2023: 4232024: 54629%
- Other services
- 2023: 812024: 11441%
Where Dr. Seraphin's Medicare services took place, 2024
- In an office32225%
- In a facility96975%
Dr. Seraphin compared with the Illinois median for gastroenterologists, 2024
- Dr. Seraphin
- Illinois median
- Medicare services
- 1,291vs 4982.6 times
- Medicare patients
- 787vs 3072.6 times
- Part D claims
- 691vs 37087% above
Medians across 757 gastroenterologists in Illinois with Dmand AI profiles that report each measure.
Dr. Seraphin'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. Seraphin and other gastroenterologists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peter L. Seraphin treated 787 Medicare patients in 2024, average age 74
CMS counts 787 Medicare patients who saw Dr. Seraphin in 2024. The largest group is 65 to 74, with 437 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Seraphin's median patient age at 65, with 51% women.
Dr. Seraphin's Medicare patients by age, 2024
Dr. Seraphin's Medicare patients by sex, 2024
- Women41052%
- Men37748%
Chronic conditions among Dr. Seraphin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis49%
- Ischemic heart disease38%
- Chronic kidney disease28%
- Diabetes27%
- Anxiety26%
- Mood disorders23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Seraphin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peter L. Seraphin wrote 897 Medicare Part D claims in 2024
In 2024, Dr. Seraphin wrote 897 Medicare Part D claims for 326 patients. 81% of them were for generic drugs. CMS names the drug for 691 of them, across 16 drugs with 11 or more claims each, at $215,168 in total drug cost. In 2023, CMS named 450 claims across 11 drugs.
Dr. Seraphin's Part D claims by kind of drug, 2024
- Generic724 claims81%
- Brand-name173 claims19%
Dr. Seraphin'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. Seraphin's Part D claims, 2024
- Antibiotics9%78 of 897 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: 4502024: 69154%
Drugs named by CMS: 16 in 2024, 11 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. Peter L. Seraphin scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Seraphin for performance year 2024, reported as part of a group. Dr. Seraphin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Seraphin as offering telehealth. CMS counts 211 procedures of colonoscopy by Dr. Seraphin, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Seraphin's MIPS scores, performance year 2024
- 84of 100Final score
- 67.6of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 81of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Seraphin ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 91st percentile218 procedures
- Colonoscopy
- 94th percentile211 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Peter L. Seraphin received $7,170 in industry payments from 2016 to 2025
CMS Open Payments shows 396 general payments to Dr. Seraphin from 45 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $1,512.
General payments to Dr. Seraphin by program year, 2016 to 2025
General payments to Dr. Seraphin by kind, 2016 to 2025
- Food and beverage$7,10999%
- Gifts$451%
- Education$160%
Companies that paid Dr. Seraphin 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. Peter L. Seraphin graduated from Arizona College of Osteopathic Medicine Mid Western University
Dr. Seraphin graduated from Arizona College of Osteopathic Medicine Mid Western University in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peter L. Seraphin'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)Clinician Public Reporting: Overall MIPS Performance (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. Peter L. Seraphin
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. Peter L. Seraphin's NPI number?
Dr. Peter L. Seraphin's NPI number is 1831204734. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Peter L. Seraphin?
Dr. Peter L. Seraphin is a gastroenterologist in Hinsdale, Illinois. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Peter L. Seraphin practice?
Dr. Seraphin practices at 12 Salt Creek Ln, Hinsdale, IL 60521. Dr. Seraphin's primary practice is Illinois Gastroenterology Group in Hinsdale, Illinois. Dmand AI also links Dr. Seraphin to 2 hospitals, 3 group practices and clinics and 2 medical groups.
What is Dr. Peter L. Seraphin's office phone number?
The practice phone on file for Dr. Seraphin is (847) 888-1300.
What is Dr. Peter L. Seraphin's medical license number?
Dr. Seraphin holds Illinois license 036107633.
Which hospitals is Dr. Peter L. Seraphin affiliated with?
Dr. Seraphin is affiliated with UChicago Medicine AdventHealth Hinsdale. Dmand AI links Dr. Seraphin to 2 more hospitals.
What medical group is Dr. Peter L. Seraphin part of?
Dr. Seraphin is linked to Loyola University Medical Center. Dmand AI links Dr. Seraphin to 2 more medical groups.
Does Dr. Peter L. Seraphin accept Medicare?
Yes. CMS data shows Dr. Seraphin billed Medicare for 1,291 services in 2024, and Dr. Seraphin accepts Medicare assignment.
Does Dr. Peter L. Seraphin offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Seraphin as offering telehealth services.
What is Dr. Peter L. Seraphin's MIPS score?
Dr. Seraphin's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Peter L. Seraphin see?
CMS counts 787 Medicare patients who saw Dr. Seraphin in 2024, with an average age of 74.
What services does Dr. Peter L. Seraphin bill to Medicare?
In 2024, Dr. Seraphin's most billed Medicare services were surgery: digestive system (45385), office visit, established patient (99214) and hospital inpatient care (99232).
Where did Dr. Peter L. Seraphin go to medical school?
Dr. Seraphin graduated from Arizona College of Osteopathic Medicine Mid Western University in 2000.
What drugs does Dr. Peter L. Seraphin prescribe most?
In 2024 Medicare Part D data, Dr. Seraphin's most prescribed drugs by claims were Pantoprazole Sodium, Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Peter L. Seraphin received payments from drug or device companies?
CMS Open Payments shows $7,170 in general payments to Dr. Seraphin from 45 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Peter L. Seraphin been practicing?
Dr. Seraphin graduated from medical school in 2000, 26 years ago.
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