Internal Medicine
COLCHESTER INTERNAL MEDICINE, LLC
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1083716203 · enumerated 2006-09-01 · record updated 2020-08-22. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Authorized official: Dr. CATHERINE HYLWA M.D., LLC Managing Member · (860) 537-2262
Addresses and phones
- Mailing address 199 OLD HARTFORD RD, UNIT #6, COLCHESTER, CT, 06415-2739 (860) 537-2262 Fax (860) 537-2273 Google Maps Apple Maps OpenStreetMap
- Practice location 199 OLD HARTFORD RD, UNIT #6, COLCHESTER, CT, 06415-2739 (860) 537-2262 Fax (860) 537-2273 Google Maps Apple Maps OpenStreetMap
Specialties
- Internal Medicine 207R00000X · Primary
In this directory
Locations and evidence
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Practice location
COLCHESTER, CT, 064152739
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.