Caroline Johnssen, MD
Student in an Organized Health Care Education/Training Program · Waterbury, CT
Caroline Johnssen, MD is a student in an organized health care education/training program with a practice address in Waterbury, Connecticut, and NPI 1548766959, issued on Apr 4, 2018. Check the license with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Caroline Johnssen
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- Chase Outpatient Center, Waterbury, CT 06708
- Phone
- (203) 573-7284
- Enumerated
- Apr 4, 2018
- Record last updated
- Apr 4, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 5,184 in Connecticut → Look up another NPI →
Also registered at Chase Outpatient Center
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abraham Carboo, MDStudent in an Organized Health Care Education/Training Program1225889397
- Dhruv Kansal, MDInternal Medicine Physician1609485713
- Josephine Poku-Adusei, MDInternal Medicine Physician1679206957
Verify Caroline Johnssen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Caroline Johnssen among 5,184 student in an organized health care education/training program records in Connecticut
Caroline Johnssen, MD is one of 5,184 student in an organized health care education/training program records with a practice address in Connecticut. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2018, is newer than 15% of them.
- NPI issued2018 · 15% of these records are older, 82% newer
- In a Medicare fileNo · 32% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2018 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
387 student in an organized health care education/training program records list a practice address in Waterbury
They are 387 of the 3,148 NPPES records with a practice address in Waterbury, and 5,184 student in an organized health care education/training program records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,184 in Connecticut → Every provider in Waterbury → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Michael Ashton, M.D.Waterbury, CT 067081730362351
- Andrew Camacho, M.D.Waterbury, CT 067081770938508
- Zulmarie CartagenaWaterbury, CT 067081225421548
- Mina Chang, MDWaterbury, CT 067081790928307
- David Elson, MDWaterbury, CT 067081508009127
- Yanjie He, MDWaterbury, CT 067081518510387
- Nisrine Kawa, MD, MPHWaterbury, CT 067081952988685
- Elle McNeiece, D.O.Waterbury, CT 067081558719708
Common questions
What is Caroline Johnssen, MD's NPI number?
Caroline Johnssen, MD's National Provider Identifier (NPI) is 1548766959, issued on Apr 4, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Caroline Johnssen, MD located?
The NPPES record lists a practice address at Chase Outpatient Center, Waterbury, CT, 06708. Phone: (203) 573-7284. Providers update this record themselves, so call before visiting.
How can I verify Caroline Johnssen, MD's license?
Search the Connecticut board that licenses this profession; the NPPES record confirms identity 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. 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.