Michael J. Hammerschmidt, OD
- Medicare patients, 2024
- 114
- Part D claims, 2024
- 33
- Industry payments
- $39
- Affiliated sites
- 1
- State license
- 1
- Practice address
- 300 N 7th St, Bismarck, ND 58501
- Practice phone
- Call (701) 323-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sanford Medical Center - Bismarck
Bismarck, North Dakota
Find Michael Hammerschmidt'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.
Michael J. Hammerschmidt is an optometrist in Bismarck, North Dakota
Michael Hammerschmidt practices at Sanford Medical Center - Bismarck in Bismarck, North Dakota.
Michael Hammerschmidt's NPI, 1245248418, was assigned on August 4, 2006. Michael Hammerschmidt graduated from Illinois College of Optometry at Chicago in 1981. Michael Hammerschmidt holds North Dakota license 403.
- NPI
- 1245248418NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597805275
- NPI enumeration date
- August 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (701) 323-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael J. Hammerschmidt practices at Sanford Medical Center - Bismarck in Bismarck, North Dakota
Michael Hammerschmidt's primary practice is Sanford Medical Center - Bismarck, at 300 N 7th St, Bismarck, ND 58501 in Burleigh County. The practice phone is (701) 323-6000.
- Sanford Medical Center - Bismarck300 N 7th St, Bismarck, ND 58501 · Burleigh CountyPhone(701) 323-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Michael J. Hammerschmidt is affiliated with 2 sites of care
Michael Hammerschmidt's primary practice is Sanford Medical Center - Bismarck in Bismarck, North Dakota. Dmand AI also links Michael Hammerschmidt to 1 physician office, 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 Michael J. Hammerschmidt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Hammerschmidt practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sanford Medical Center - Bismarck | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Michael J. Hammerschmidt is one of 198 optometrists in North Dakota
Optometrist is Michael Hammerschmidt's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Michael Hammerschmidt is licensed in North Dakota.
Specialties and state licenses
- Optometrist, North DakotaPrimary
Optometrists near Michael Hammerschmidt
Counts of optometrists 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
Michael J. Hammerschmidt treated 114 Medicare patients in 2024, average age 74
CMS counts 114 Medicare patients who saw Michael Hammerschmidt in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have high cholesterol, and 70% have high blood pressure. Their average risk score is 1.08, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Michael Hammerschmidt's median patient age at 71, with 64% women.
Michael Hammerschmidt's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Michael Hammerschmidt's Medicare patients by sex, 2024
- Women7162%
- Men4338%
Chronic conditions among Michael Hammerschmidt's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis46%
- Diabetes28%
- Ischemic heart disease27%
- Chronic kidney disease21%
- Heart failure18%
- Osteoporosis18%
Share of Medicare patients with each condition. A patient can have several.
Michael Hammerschmidt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women64%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael J. Hammerschmidt wrote 33 Medicare Part D claims in 2024
In 2024, Michael Hammerschmidt wrote 33 Medicare Part D claims. 82% of them were for generic drugs.
Michael Hammerschmidt's Part D claims by kind of drug, 2024
- Generic27 claims82%
- Brand-name and other6 claims18%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Michael J. Hammerschmidt takes part in Medicare
Michael Hammerschmidt accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Michael J. Hammerschmidt received $39 in industry payments in 2025
CMS Open Payments shows 1 general payment to Michael Hammerschmidt from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $39.
Companies that paid Michael Hammerschmidt the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Michael J. Hammerschmidt graduated from Illinois College of Optometry at Chicago
Michael Hammerschmidt graduated from Illinois College of Optometry at Chicago in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Michael J. Hammerschmidt'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 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 (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 Michael J. Hammerschmidt
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Michael J. Hammerschmidt's NPI number?
Michael J. Hammerschmidt's NPI number is 1245248418. It was assigned on August 4, 2006, and it is active in the NPI Registry.
What does Michael J. Hammerschmidt specialize in?
Michael J. Hammerschmidt is an optometrist in Bismarck, North Dakota. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Michael J. Hammerschmidt practice?
Michael Hammerschmidt practices at 300 N 7th St, Bismarck, ND 58501. Michael Hammerschmidt's primary practice is Sanford Medical Center - Bismarck in Bismarck, North Dakota. Dmand AI also links Michael Hammerschmidt to 1 physician office.
What is Michael J. Hammerschmidt's office phone number?
The practice phone on file for Michael Hammerschmidt is (701) 323-6000.
What is Michael J. Hammerschmidt's medical license number?
Michael Hammerschmidt holds North Dakota license 403.
Does Michael J. Hammerschmidt accept Medicare?
Yes. CMS lists Michael Hammerschmidt as accepting Medicare assignment.
How many Medicare patients does Michael J. Hammerschmidt see?
CMS counts 114 Medicare patients who saw Michael Hammerschmidt in 2024, with an average age of 74.
Where did Michael J. Hammerschmidt go to medical school?
Michael Hammerschmidt graduated from Illinois College of Optometry at Chicago in 1981.
Has Michael J. Hammerschmidt received payments from drug or device companies?
CMS Open Payments shows $39 in general payments to Michael Hammerschmidt from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Michael J. Hammerschmidt been practicing?
Michael Hammerschmidt graduated from medical school in 1981, 45 years ago.
Selling to optometrist practices?
See optometrists in North Dakota by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card