Christopher Robert Janowiecki, M.D.
Internal Medicine Physician · Stamford, CT
Christopher Robert Janowiecki, M.D. is an internal medicine physician with a practice address in Stamford, Connecticut, and NPI 1548457229, issued on Sep 26, 2007. Check the license (Connecticut 66744, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Christopher Robert Janowiecki
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 66744 CT
43622 KY
47115 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1 Hospital Plz, Stamford, CT 06902
- Phone
- (203) 276-7298
- Enumerated
- Sep 26, 2007
- Record last updated
- Apr 17, 2023
- Fax
- (203) 276-4842
- Medicare enrollment
- Enrolled (PECOS I20210310000579); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at 1 Hospital Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mathias Aihiokhai, PA-CPhysician Assistant1003270497
- Kiana AkhundzadehStudent in an Organized Health Care Education/Training Program1558115584
- Rachael AldermanStudent in an Organized Health Care Education/Training Program1912891318
- Kelsey AllenMedical Physician Assistant1326774282
- Micah Ambrose, DOEmergency Medicine Physician1962999482
Verify Christopher Robert Janowiecki in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 66744Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
19 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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
- Stamford Health Medical Group IncStamford, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christopher Robert Janowiecki among 2,623 internal medicine physician records in Connecticut
Christopher Robert Janowiecki, M.D. is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 44% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · median 2004 among the 1,646 with a school on file
- Record last updated2023 · 61% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
131 internal medicine physician records list a practice address in Stamford
They are 131 of the 2,774 NPPES records with a practice address in Stamford, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Stamford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Burton Benjamin, M.D.Stamford, CT 069021891756474
- Celeste Cox-Baldwin, MDStamford, CT 069021922009588
- Kristin EdwardsStamford, CT 069021346203213
- John Fitzgibbons, M.D.Stamford, CT 069021255378949
- Laurie Gordon, MDStamford, CT 069021174635759
- Scott Gottlieb, MDStamford, CT 069021992713036
- Radhika Jasthi, MDStamford, CT 069021457369944
- Maher Madhoun, MDStamford, CT 069021790731768
Common questions
What is Christopher Robert Janowiecki, M.D.'s NPI number?
Christopher Robert Janowiecki, M.D.'s National Provider Identifier (NPI) is 1548457229, issued on Sep 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Robert Janowiecki, M.D. located?
The NPPES record lists a practice address at 1 Hospital Plz, Stamford, CT, 06902. Phone: (203) 276-7298. Providers update this record themselves, so call before visiting.
How can I verify Christopher Robert Janowiecki, M.D.'s license?
NPPES lists Connecticut license number 66744, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher Robert Janowiecki, M.D. prescribe under Medicare Part D?
In 2024, Christopher Robert Janowiecki, M.D. had 19 Medicare Part D claims for 12 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.