David John Portmann, DC
- Medicare patients, 2024
- 25
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 516 S Wisconsin Dr, Howards Grove, WI 53083-1261
- Practice phone
- Call (920) 565-3922
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Howards Grove Chiropractic
Chiropractic practice · Howards Grove, Wisconsin
Find David Portmann'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.
David John Portmann is a chiropractor in Sheboygan, Wisconsin
David Portmann practices at Howards Grove Chiropractic in Howards Grove, Wisconsin.
David Portmann's NPI, 1073534616, was assigned on July 21, 2006. David Portmann graduated from Northwestern College of Chiropractic in 2000. David Portmann holds Wisconsin license 3724.
- NPI
- 1073534616NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597709956
- NPI enumeration date
- July 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 565-3922
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
David John Portmann practices at Howards Grove Chiropractic in Howards Grove, Wisconsin
David Portmann's primary practice is Howards Grove Chiropractic, at 516 S Wisconsin Dr, Howards Grove, WI 53083-1261. The practice phone is (920) 565-3922.
- Howards Grove Chiropractic516 S Wisconsin Dr, Howards Grove, WI 53083-1261Phone(920) 565-3922
Source: Dmand AI Affiliation Data
David John Portmann is affiliated with 2 sites of care and 1 medical group
David Portmann's primary practice is Howards Grove Chiropractic in Howards Grove, Wisconsin. Dmand AI also links David Portmann to 1 physician office and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at David John Portmann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Portmann practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Howards Grove Chiropractic | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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David John Portmann is one of 1,792 chiropractors in Wisconsin
Chiropractor is David Portmann's primary specialty in the NPI Registry, under taxonomy code 111N00000X. David Portmann is licensed in Wisconsin.
Specialties and state licenses
- Chiropractor, WisconsinPrimary
Chiropractors near David Portmann
Counts of chiropractors 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
David John Portmann treated 25 Medicare patients in 2024, average age 74
CMS counts 25 Medicare patients who saw David Portmann in 2024. 75% of them have arthritis, and 68% have high blood pressure. Their average risk score is 1.46, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts David Portmann's median patient age at 75, with 56% women.
David Portmann's Medicare patients by sex, 2024
- Women1456%
- Men1144%
Chronic conditions among David Portmann's Medicare patients, 2024
- Arthritis75%
- High blood pressure68%
- High cholesterol64%
Share of Medicare patients with each condition. A patient can have several.
David Portmann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How David John Portmann takes part in Medicare
David Portmann accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
David John Portmann graduated from Northwestern College of Chiropractic
David Portmann graduated from Northwestern College of Chiropractic in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for David John Portmann'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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) |
| 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 David John Portmann
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David John Portmann's NPI number?
David John Portmann's NPI number is 1073534616. It was assigned on July 21, 2006, and it is active in the NPI Registry.
What does David John Portmann specialize in?
David John Portmann is a chiropractor in Sheboygan, Wisconsin. The primary specialty in the NPI Registry is Chiropractor (taxonomy code 111N00000X).
Where does David John Portmann practice?
David Portmann practices at 516 S Wisconsin Dr, Howards Grove, WI 53083-1261. David Portmann's primary practice is Howards Grove Chiropractic in Howards Grove, Wisconsin. Dmand AI also links David Portmann to 1 physician office and 1 medical group.
What is David John Portmann's office phone number?
The practice phone on file for David Portmann is (920) 565-3922.
What is David John Portmann's medical license number?
David Portmann holds Wisconsin license 3724.
Does David John Portmann accept Medicare?
Yes. CMS lists David Portmann as accepting Medicare assignment.
How many Medicare patients does David John Portmann see?
CMS counts 25 Medicare patients who saw David Portmann in 2024, with an average age of 74.
Where did David John Portmann go to medical school?
David Portmann graduated from Northwestern College of Chiropractic in 2000.
How long has David John Portmann been practicing?
David Portmann graduated from medical school in 2000, 26 years ago.
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