Mary Kate Christiansen, MD, MPH
Internal Medicine Physician · Jacksonville, FL
Mary Kate Christiansen, MD, MPH is an internal medicine physician with a practice address in Jacksonville, Florida, and NPI 1578208997, issued on Apr 29, 2022. Check the license (Florida ME174852, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Mary Kate Christiansen
- Credential
- MD, MPH
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- ME174852 FL
Self-reported in NPPES; status is on the state search - Practice location
- 653-1 W 8TH St, Jacksonville, FL 32209
- Phone
- (904) 244-3196
- Enumerated
- Apr 29, 2022
- Record last updated
- Jun 23, 2025
- Medicare enrollment
- Enrolled (PECOS I20250703001087); accepts Medicare assignment
- Medical or professional school
- University Of North Carolina At Chapel Hill School Of Medicine, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 653-1 W 8TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Kate Christiansen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME174852Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
326 Medicare Part D claims for 59 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium36 claims
- Amlodipine Besylate30 claims
- Metoprolol Succinate23 claims
- Rosuvastatin Calcium17 claims
- Chlorthalidone14 claims
- Lisinopril11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- University OF Florida Jacksonville Physicians, Inc.Jacksonville, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Kate Christiansen among 10,151 internal medicine physician records in Florida
Mary Kate Christiansen, MD, MPH is one of 10,151 internal medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 92% of them.
- NPI issued2022 · 92% of these records are older, 4% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2022 · median 2004 among the 6,606 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
546 internal medicine physician records list a practice address in Jacksonville
They are 546 of the 24,194 NPPES records with a practice address in Jacksonville, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Jacksonville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Arshia Cottey, MDJacksonville, FL 322091871562579
- Linda Edwards, M.D.Jacksonville, FL 322091144296559
- Malcolm Foster, M.D.Jacksonville, FL 322091962478370
- Alan Halperin, M.D.Jacksonville, FL 322091699741017
- Jeffrey House, D.O.Jacksonville, FL 322091033185236
- Lisa Jones, MDJacksonville, FL 322091538131842
- Ghania Masri, M.D.Jacksonville, FL 322091407822828
- Senthil Meenrajan, M.D.Jacksonville, FL 322091215903638
Common questions
What is Mary Kate Christiansen, MD, MPH's NPI number?
Mary Kate Christiansen, MD, MPH's National Provider Identifier (NPI) is 1578208997, issued on Apr 29, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Mary Kate Christiansen, MD, MPH located?
The NPPES record lists a practice address at 653-1 W 8TH St, Jacksonville, FL, 32209. Phone: (904) 244-3196. Providers update this record themselves, so call before visiting.
How can I verify Mary Kate Christiansen, MD, MPH's license?
NPPES lists Florida license number ME174852, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mary Kate Christiansen, MD, MPH prescribe under Medicare Part D?
In 2024, Mary Kate Christiansen, MD, MPH had 326 Medicare Part D claims for 59 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.