Internal Medicine
Dr. CHAO GUO MD
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 Plan acceptance stays unpublished until the practice reports it.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 1043606486 · enumerated 2015-04-13 · record updated 2021-11-10. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Practice location 30 SHELBURNE RD, DEPT OF MEDICINE, STAMFORD, CT, 06902 (203) 276-7147 Fax (203) 276-7368 Google Maps Apple Maps OpenStreetMap
- Mailing address PO BOX 415348 DEPT OF MEDICINE, BOSTON, MA, 02241-5348 (800) 225-8885 Fax (508) 334-1977 Google Maps Apple Maps OpenStreetMap
Specialties
- Internal Medicine 207R00000X · License 25MA10656300 NJ
- Internal Medicine 207R00000X · License ME135339 FL
- Hospitalist 208M00000X · License 036158670 IL
- Internal Medicine 207R00000X · Primary · License 286545 MA
In this directory
Locations and evidence
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Practice location
STAMFORD, CT, 06902
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.