Dr. John E. Stone, MD
- Medicare services, 2019
- 252
- Part D claims, 2020
- 23
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 1033 N Mayfair Rd Ste 104, Wauwatosa, WI 53226
- Practice phone
- Call (414) 454-0600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mayfair Digestive Health Center
Surgery Center - Medicare-Certified · Wauwatosa, Wisconsin
Find Dr. Stone'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. John E. Stone is a gastroenterologist in Milwaukee, Wisconsin
Dr. Stone practices at Mayfair Digestive Health Center in Wauwatosa, Wisconsin.
Dr. Stone's NPI, 1306813761, was assigned on March 3, 2006. Dr. Stone holds Wisconsin license 23879.
- NPI
- 1306813761NPI Registry (opens in a new tab)
- NPI enumeration date
- March 3, 2006
- NPI status
- Active
- Practice phone
- (414) 454-0600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John E. Stone practices at Mayfair Digestive Health Center in Wauwatosa, Wisconsin
Dr. Stone's primary practice is Mayfair Digestive Health Center, at 1033 N Mayfair Rd Ste 104, Wauwatosa, WI 53226. The practice phone is (414) 454-0600.
- Mayfair Digestive Health Center1033 N Mayfair Rd Ste 104, Wauwatosa, WI 53226Phone(414) 454-0600
Source: Dmand AI Affiliation Data
Dr. John E. Stone is affiliated with 2 sites of care and 1 medical group
Dr. Stone's primary practice is Mayfair Digestive Health Center in Wauwatosa, Wisconsin. The medical group on file is Froedtert & the Medical College of Wisconsin Community Physicians. Dmand AI also links Dr. Stone to 1 more group practice or clinic, named with a free account. Dr. Stone's employer is on file too: a surgery center (asc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John E. Stone's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stone practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mayfair Digestive Health Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John E. Stone is one of 277 gastroenterologists in Wisconsin
Gastroenterology is Dr. Stone's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Stone is licensed in Wisconsin.
Specialties and state licenses
- Gastroenterology, WisconsinPrimary
Gastroenterologists near Dr. Stone
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 E. Stone billed Medicare for 252 services in 2019
CMS data shows 252 Medicare services from Dr. Stone across 7 procedure codes in 2019. Medicare paid $22,612 for them.
Dr. Stone's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 2642019: 18231%
- Surgery
- 2018: 1272019: 7045%
- Other services
- 2018: 132019: 0100%
Where Dr. Stone's Medicare services took place, 2019
- In an office18272%
- In a facility7028%
Dr. Stone compared with the Wisconsin median for gastroenterologists, 2019
- Dr. Stone
- Wisconsin median
- Medicare services
- 252vs 32923% below
- Part D claims
- 23vs 42995% below
Medians across 278 gastroenterologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Stone's most billed Medicare procedure codes, 2019
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. Stone and other gastroenterologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John E. Stone's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Stone's median patient age at 60, with 31% women.
Dr. Stone's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women31%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. John E. Stone wrote 23 Medicare Part D claims in 2020
In 2020, Dr. Stone wrote 23 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $583 in total drug cost. In 2019, CMS named 221 claims across 10 drugs.
Dr. Stone's most prescribed drugs by claims, 2020
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, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 2212020: 2390%
Drugs named by CMS: 2 in 2020, 10 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Sources for Dr. John E. Stone'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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| 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 E. Stone
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 E. Stone's NPI number?
Dr. John E. Stone's NPI number is 1306813761. It was assigned on March 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John E. Stone?
Dr. John E. Stone is a gastroenterologist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. John E. Stone practice?
Dr. Stone practices at 1033 N Mayfair Rd Ste 104, Wauwatosa, WI 53226. Dr. Stone's primary practice is Mayfair Digestive Health Center in Wauwatosa, Wisconsin. Dmand AI also links Dr. Stone to 1 group practice or clinic.
What is Dr. John E. Stone's office phone number?
The practice phone on file for Dr. Stone is (414) 454-0600.
What is Dr. John E. Stone's medical license number?
Dr. Stone holds Wisconsin license 23879.
What medical group is Dr. John E. Stone part of?
Dr. Stone is linked to Froedtert & the Medical College of Wisconsin Community Physicians.
Does Dr. John E. Stone accept Medicare?
Yes. CMS data shows Dr. Stone billed Medicare for 252 services in 2019.
What services does Dr. John E. Stone bill to Medicare?
In 2019, Dr. Stone's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99204) and office visit, established patient (99214).
What drugs does Dr. John E. Stone prescribe most?
In 2020 Medicare Part D data, Dr. Stone's most prescribed drugs by claims were Omeprazole and Pantoprazole Sodium.
How long has Dr. John E. Stone been practicing?
Dr. Stone's NPI was assigned in 2006.
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