Michael Christopher Hassert, AGNP-C, APN, MSN
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 1,289
- Affiliated sites
- 1
- Medical groups
- 2
- State license
- 1
- Practice address
- 6637 Berthold Avenue, Saint Louis, MO 63139
- Practice phone
- Call (314) 781-3444
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Oak Park Care Center
Skilled Nursing Facility · Saint Louis, Missouri
Find Michael Hassert'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 Christopher Hassert is an adult health nurse practitioner in Saint Louis, Missouri
Michael Hassert practices at Oak Park Care Center in Saint Louis, Missouri.
Michael Hassert's NPI, 1972119014, was assigned on September 22, 2020. Michael Hassert holds Missouri license 2023007556.
- NPI
- 1972119014NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3577937325
- NPI enumeration date
- September 22, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 781-3444
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Michael Christopher Hassert practices at 2 locations in Saint Louis, Missouri
Michael Hassert's primary practice is Oak Park Care Center, at 6637 Berthold Avenue, Saint Louis, MO 63139 in St. Louis City. The practice phone is (314) 781-3444. The NPI Registry lists Michael Hassert's practice address as 3915 Watson Rd, Saint Louis, MO 63109.
- Oak Park Care CenterPrimary6637 Berthold Avenue, Saint Louis, MO 63139 · St. Louis CityPhone(314) 781-3444
- NPI Registry address3915 Watson Rd, Saint Louis, MO 63109 · Saint Louis City
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Michael Christopher Hassert is affiliated with 1 site of care and 2 medical groups
Michael Hassert's primary practice is Oak Park Care Center in Saint Louis, Missouri. The medical group on file is KareFirst. Dmand AI also links Michael Hassert to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Michael Christopher Hassert's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Michael Hassert practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Oak Park Care Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Michael Christopher Hassert is one of 462 adult health nurse practitioners in Missouri
Adult health is Michael Hassert's primary specialty in the NPI Registry, under taxonomy code 363LA2200X. Michael Hassert is licensed in Missouri.
Specialties and state licenses
- Adult health nurse practitioner, MissouriPrimary
Adult health nurse practitioners near Michael Hassert
Counts of adult health nurse practitioners 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 Christopher Hassert treated 208 Medicare patients in 2024, average age 74
CMS counts 208 Medicare patients who saw Michael Hassert in 2024. The largest group is 65 to 74, with 75 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 73% are also on Medicaid. Their average risk score is 3.25, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Michael Hassert's median patient age at 73, with 56% women.
Michael Hassert's Medicare patients by age, 2024
Michael Hassert's Medicare patients by sex, 2024
- Women12359%
- Men8541%
Chronic conditions among Michael Hassert's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Chronic kidney disease68%
- Mood disorders66%
- Depression63%
- Alzheimer's and dementia59%
- Diabetes57%
- Anxiety54%
Share of Medicare patients with each condition. A patient can have several.
Michael Hassert's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Michael Christopher Hassert wrote 1,289 Medicare Part D claims in 2024
In 2024, Michael Hassert wrote 1,289 Medicare Part D claims for 88 patients. 91% of them were for generic drugs.
Michael Hassert's Part D claims by kind of drug, 2024
- Generic1,176 claims91%
- Brand-name113 claims9%
Drug classes CMS tracks in Michael Hassert's Part D claims, 2024
- Antibiotics2%31 of 1,289 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Michael Christopher Hassert takes part in Medicare
Michael Hassert 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)
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Sources for Michael Christopher Hassert'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy 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) |
| 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 Christopher Hassert
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 Christopher Hassert's NPI number?
Michael Christopher Hassert's NPI number is 1972119014. It was assigned on September 22, 2020, and it is active in the NPI Registry.
What does Michael Christopher Hassert specialize in?
Michael Christopher Hassert is an adult health nurse practitioner in Saint Louis, Missouri. The primary specialty in the NPI Registry is Adult Health Nurse Practitioner (taxonomy code 363LA2200X).
Where does Michael Christopher Hassert practice?
Michael Hassert practices at 6637 Berthold Avenue, Saint Louis, MO 63139. Michael Hassert also practices at 3915 Watson Rd, Saint Louis, MO 63109. Michael Hassert's primary practice is Oak Park Care Center in Saint Louis, Missouri. Dmand AI also links Michael Hassert to 1 medical group.
What is Michael Christopher Hassert's office phone number?
The practice phone on file for Michael Hassert is (314) 781-3444.
What is Michael Christopher Hassert's medical license number?
Michael Hassert holds Missouri license 2023007556.
What medical group is Michael Christopher Hassert part of?
Michael Hassert is linked to KareFirst. Dmand AI links Michael Hassert to 1 more medical group.
Does Michael Christopher Hassert accept Medicare?
Yes. CMS lists Michael Hassert as accepting Medicare assignment.
How many Medicare patients does Michael Christopher Hassert see?
CMS counts 208 Medicare patients who saw Michael Hassert in 2024, with an average age of 74.
How long has Michael Christopher Hassert been practicing?
Michael Hassert graduated from medical school in 2017, 9 years ago.
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