Dr. John R Douglas Peterson, MD
- Medicare services, 2024
- 246
- Medicare patients, 2024
- 238
- Part D claims, 2024
- 1,453
- Hospital affiliations
- 4
- Industry payments
- $1,397
- Practice address
- 11525 Olde Cabin Road, suite 101, Creve Coeur, MO 63141
- Practice phone
- Call (314) 400-9999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advanced Endoscopy Center - Creve Coeur
Surgery Center - Medicare-Certified · Creve Coeur, Missouri
Find Dr. Peterson's professional email, personal email and mobile number
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Dr. John R Douglas Peterson is a gastroenterologist in Saint Louis, Missouri
Dr. Peterson practices at Advanced Endoscopy Center - Creve Coeur in Creve Coeur, Missouri.
Dr. Peterson's NPI, 1164639274, was assigned on May 17, 2007. Dr. Peterson graduated from Tulane University School of Medicine in 2006. Dr. Peterson holds Missouri license 2016004841.
- NPI
- 1164639274NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406037571
- NPI enumeration date
- May 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 400-9999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John R Douglas Peterson practices at Advanced Endoscopy Center - Creve Coeur in Creve Coeur, Missouri
Dr. Peterson's primary practice is Advanced Endoscopy Center - Creve Coeur, at 11525 Olde Cabin Road, suite 101, Creve Coeur, MO 63141. The practice phone is (314) 400-9999.
- Advanced Endoscopy Center - Creve Coeur11525 Olde Cabin Road, suite 101, Creve Coeur, MO 63141Phone(314) 400-9999
Source: Dmand AI Affiliation Data
Dr. John R Douglas Peterson is affiliated with 6 sites of care and 2 medical groups
Dr. Peterson's primary practice is Advanced Endoscopy Center - Creve Coeur in Creve Coeur, Missouri. Dr. Peterson is also affiliated with Mercy Hospital St. Louis. The medical group on file is Digestive Health Specialists. Dmand AI also links Dr. Peterson to 3 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John R Douglas Peterson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Peterson practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advanced Endoscopy Center - Creve Coeur | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John R Douglas Peterson is one of 329 gastroenterologists in Missouri
Gastroenterology is Dr. Peterson's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Peterson's licenses on file in 2 states: Missouri and South Carolina.
Specialties and state licenses
- Gastroenterology, MissouriPrimary
- South Carolina license
Gastroenterologists near Dr. Peterson
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. John R Douglas Peterson billed Medicare for 246 services in 2024
CMS data shows 246 Medicare services from Dr. Peterson across 7 procedure codes in 2024, for 238 Medicare patients. Medicare paid $29,665 for them.
Dr. Peterson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1922024: 13729%
- Office and hospital visits
- 2023: 1042024: 1095%
Where Dr. Peterson's Medicare services took place, 2024
- In an office12752%
- In a facility11948%
Dr. Peterson compared with the Missouri median for gastroenterologists, 2024
- Dr. Peterson
- Missouri median
- Medicare services
- 246vs 41641% below
- Medicare patients
- 238vs 29620% below
- Part D claims
- 1,355vs 4343.1 times
Medians across 337 gastroenterologists in Missouri with Dmand AI profiles that report each measure.
Dr. Peterson'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. Peterson and other gastroenterologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John R Douglas Peterson treated 238 Medicare patients in 2024, average age 72
CMS counts 238 Medicare patients who saw Dr. Peterson in 2024. The largest group is 65 to 74, with 130 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Peterson's median patient age at 65, with 53% women.
Dr. Peterson's Medicare patients by age, 2024
Dr. Peterson's Medicare patients by sex, 2024
- Women11247%
- Men12653%
Chronic conditions among Dr. Peterson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease35%
- Anxiety34%
- Chronic kidney disease34%
- Mood disorders30%
- Diabetes28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Peterson'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
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John R Douglas Peterson wrote 1,453 Medicare Part D claims in 2024
In 2024, Dr. Peterson wrote 1,453 Medicare Part D claims for 657 patients. 89% of them were for generic drugs. CMS names the drug for 1,355 of them, across 18 drugs with 11 or more claims each, at $212,079 in total drug cost. In 2023, CMS named 1,358 claims across 21 drugs.
Dr. Peterson's Part D claims by kind of drug, 2024
- Generic1,288 claims89%
- Brand-name165 claims11%
Dr. Peterson'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,3582024: 1,355No change
Drugs named by CMS: 18 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. John R Douglas Peterson ranks in the 65th percentile for colonoscopy in Medicare
Dr. Peterson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 53 procedures of colonoscopy by Dr. Peterson, more than 65% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Peterson ranks in Medicare procedure volume
- Colonoscopy
- 65th percentile53 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 63rd percentile50 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. John R Douglas Peterson received $1,397 in industry payments from 2016 to 2025
CMS Open Payments shows 8 general payments to Dr. Peterson from 5 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 84% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,295.
General payments to Dr. Peterson by program year, 2016 to 2025
General payments to Dr. Peterson by kind, 2016 to 2025
- Consulting fees$1,17084%
- Food and beverage$22716%
Companies that paid Dr. Peterson 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. John R Douglas Peterson graduated from Tulane University School of Medicine
Dr. Peterson graduated from Tulane University School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John R Douglas Peterson'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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. John R Douglas Peterson
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. John R Douglas Peterson's NPI number?
Dr. John R Douglas Peterson's NPI number is 1164639274. It was assigned on May 17, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. John R Douglas Peterson?
Dr. John R Douglas Peterson is a gastroenterologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. John R Douglas Peterson practice?
Dr. Peterson practices at 11525 Olde Cabin Road, suite 101, Creve Coeur, MO 63141. Dr. Peterson's primary practice is Advanced Endoscopy Center - Creve Coeur in Creve Coeur, Missouri. Dmand AI also links Dr. Peterson to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. John R Douglas Peterson's office phone number?
The practice phone on file for Dr. Peterson is (314) 400-9999.
What is Dr. John R Douglas Peterson's medical license number?
Dr. Peterson holds Missouri license 2016004841, one of the licenses on file in 2 states.
Which states has Dr. John R Douglas Peterson been licensed in?
Dmand AI has state licenses on file for Dr. Peterson in Missouri and South Carolina.
Which hospitals is Dr. John R Douglas Peterson affiliated with?
Dr. Peterson is affiliated with Mercy Hospital St. Louis. Dmand AI links Dr. Peterson to 3 more hospitals.
What medical group is Dr. John R Douglas Peterson part of?
Dr. Peterson is linked to Digestive Health Specialists. Dmand AI links Dr. Peterson to 1 more medical group.
Does Dr. John R Douglas Peterson accept Medicare?
Yes. CMS data shows Dr. Peterson billed Medicare for 246 services in 2024, and Dr. Peterson accepts Medicare assignment.
How many Medicare patients does Dr. John R Douglas Peterson see?
CMS counts 238 Medicare patients who saw Dr. Peterson in 2024, with an average age of 72.
Show 5 more questionsShow fewer questions
What services does Dr. John R Douglas Peterson bill to Medicare?
In 2024, Dr. Peterson's most billed Medicare services were surgery: digestive system (45385), office visit, established patient (99214) and hospital inpatient care (99232).
Where did Dr. John R Douglas Peterson go to medical school?
Dr. Peterson graduated from Tulane University School of Medicine in 2006.
What drugs does Dr. John R Douglas Peterson prescribe most?
In 2024 Medicare Part D data, Dr. Peterson's most prescribed drugs by claims were Ondansetron HCl, Gavilyte-C and Gavilyte-G.
Has Dr. John R Douglas Peterson received payments from drug or device companies?
CMS Open Payments shows $1,397 in general payments to Dr. Peterson from 5 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. John R Douglas Peterson been practicing?
Dr. Peterson graduated from medical school in 2006, 20 years ago.
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