Dr. Alfonso Martinez, MD
- Hospital affiliations
- 2
- Industry payments
- $29
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 130 2nd St, Neenah, WI 54956
- Practice phone
- Call (920) 729-3100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Martinez'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. Alfonso Martinez is a pediatric gastroenterology physician in Neenah, Wisconsin
Dr. Martinez practices at ThedaCare Regional Medical Center-Neenah in Neenah, Wisconsin, part of Froedtert ThedaCare Health.
Dr. Martinez's NPI, 1841243581, was assigned on May 17, 2006. Dr. Martinez holds Wisconsin license 37826.
- NPI
- 1841243581NPI Registry (opens in a new tab)
- NPI enumeration date
- May 17, 2006
- NPI status
- Active
- Practice phone
- (920) 729-3100
- 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. Alfonso Martinez practices at ThedaCare Regional Medical Center-Neenah in Neenah, Wisconsin
Dr. Martinez's primary practice is ThedaCare Regional Medical Center-Neenah, at 130 2nd St, Neenah, WI 54956 in Winnebago County. The practice phone is (920) 729-3100.
- ThedaCare Regional Medical Center-Neenah130 2nd St, Neenah, WI 54956 · Winnebago CountyPhone(920) 729-3100
Source: Dmand AI Affiliation Data
Dr. Alfonso Martinez is affiliated with 2 sites of care and 1 medical group
Dr. Martinez's primary practice is ThedaCare Regional Medical Center-Neenah in Neenah, Wisconsin, part of Froedtert ThedaCare Health. Dr. Martinez is also affiliated with Children's Wisconsin. The medical group on file is Froedtert & the Medical College of Wisconsin Community Physicians.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alfonso Martinez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Martinez practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ThedaCare Regional Medical Center-Neenah | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Froedtert ThedaCare Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Alfonso Martinez is one of 40 pediatric gastroenterology physicians in Wisconsin
Pediatric gastroenterology is Dr. Martinez's primary specialty in the NPI Registry, under taxonomy code 2080P0206X. Dr. Martinez is licensed in Wisconsin.
Specialties and state licenses
- Pediatric gastroenterology, WisconsinPrimary
Pediatric gastroenterology physicians near Dr. Martinez
Counts of pediatric gastroenterology physicians 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. Alfonso Martinez's patients have a median age of 19
Across all payers, Dmand AI patient panel data puts Dr. Martinez's median patient age at 19, with 50% women.
Dr. Martinez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 19
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Alfonso Martinez received $29 in industry payments from 2016 to 2018
CMS Open Payments shows 2 general payments to Dr. Martinez from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 74% of the total. Boston Scientific Corporation paid the most, $21.
General payments to Dr. Martinez by program year, 2016 to 2018
General payments to Dr. Martinez by kind, 2016 to 2018
- Food and beverage$2174%
- Education$726%
Companies that paid Dr. Martinez the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alfonso Martinez'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (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. Alfonso Martinez
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. Alfonso Martinez's NPI number?
Dr. Alfonso Martinez's NPI number is 1841243581. It was assigned on May 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alfonso Martinez?
Dr. Alfonso Martinez is a pediatric gastroenterology physician in Neenah, Wisconsin. The primary specialty in the NPI Registry is Pediatric Gastroenterology Physician (taxonomy code 2080P0206X).
Where does Dr. Alfonso Martinez practice?
Dr. Martinez practices at 130 2nd St, Neenah, WI 54956. Dr. Martinez's primary practice is ThedaCare Regional Medical Center-Neenah in Neenah, Wisconsin, part of Froedtert ThedaCare Health.
What is Dr. Alfonso Martinez's office phone number?
The practice phone on file for Dr. Martinez is (920) 729-3100.
What is Dr. Alfonso Martinez's medical license number?
Dr. Martinez holds Wisconsin license 37826.
Which hospitals is Dr. Alfonso Martinez affiliated with?
Dr. Martinez practices at ThedaCare Regional Medical Center-Neenah in Neenah, Wisconsin. Dr. Martinez is also affiliated with Children's Wisconsin.
What medical group is Dr. Alfonso Martinez part of?
Dr. Martinez is linked to Froedtert & the Medical College of Wisconsin Community Physicians.
Has Dr. Alfonso Martinez received payments from drug or device companies?
CMS Open Payments shows $29 in general payments to Dr. Martinez from 2 companies from 2016 to 2018. The largest total came from Boston Scientific Corporation.
How long has Dr. Alfonso Martinez been practicing?
Dr. Martinez's NPI was assigned in 2006.
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