Noah Hoffman, MD Resource Area(s): Gastrointestinal Contact Noah Hoffman, MD Name Email Phone Afghanistan +93 Albania +355 Algeria +213 American Samoa +1 Andorra +376 Angola +244 Anguilla +1 Antigua & Barbuda +1 Argentina +54 Armenia +374 Aruba +297 Ascension Island +247 Australia +61 Austria +43 Azerbaijan +994 Bahamas +1 Bahrain +973 Bangladesh +880 Barbados +1 Belarus +375 Belgium +32 Belize +501 Benin +229 Bermuda +1 Bhutan +975 Bolivia +591 Bosnia & Herzegovina +387 Botswana +267 Brazil +55 British Indian Ocean Territory +246 British Virgin Islands +1 Brunei +673 Bulgaria +359 Burkina Faso +226 Burundi +257 Cambodia +855 Cameroon +237 Canada +1 Cape Verde +238 Caribbean Netherlands +599 Cayman Islands +1 Central African Republic +236 Chad +235 Chile +56 China +86 Christmas Island +61 Cocos (Keeling) Islands +61 Colombia +57 Comoros +269 Congo - Brazzaville +242 Congo - Kinshasa +243 Cook Islands +682 Costa Rica +506 Croatia +385 Cuba +53 Curaçao +599 Cyprus +357 Czechia +420 Côte d’Ivoire +225 Denmark +45 Djibouti +253 Dominica +1 Dominican Republic +1 Ecuador +593 Egypt +20 El Salvador +503 Equatorial Guinea +240 Eritrea +291 Estonia +372 Eswatini +268 Ethiopia +251 Falkland Islands +500 Faroe Islands +298 Fiji +679 Finland +358 France +33 French Guiana +594 French Polynesia +689 Gabon +241 Gambia +220 Georgia +995 Germany +49 Ghana +233 Gibraltar +350 Greece +30 Greenland +299 Grenada +1 Guadeloupe +590 Guam +1 Guatemala +502 Guernsey +44 Guinea +224 Guinea-Bissau +245 Guyana +592 Haiti +509 Honduras +504 Hong Kong SAR China +852 Hungary +36 Iceland +354 India +91 Indonesia +62 Iran +98 Iraq +964 Ireland +353 Isle of Man +44 Israel +972 Italy +39 Jamaica +1 Japan +81 Jersey +44 Jordan +962 Kazakhstan +7 Kenya +254 Kiribati +686 Kosovo +383 Kuwait +965 Kyrgyzstan +996 Laos +856 Latvia +371 Lebanon +961 Lesotho +266 Liberia +231 Libya +218 Liechtenstein +423 Lithuania +370 Luxembourg +352 Macao SAR China +853 Madagascar +261 Malawi +265 Malaysia +60 Maldives +960 Mali +223 Malta +356 Marshall Islands +692 Martinique +596 Mauritania +222 Mauritius +230 Mayotte +262 Mexico +52 Micronesia +691 Moldova +373 Monaco +377 Mongolia +976 Montenegro +382 Montserrat +1 Morocco +212 Mozambique +258 Myanmar (Burma) +95 Namibia +264 Nauru +674 Nepal +977 Netherlands +31 New Caledonia +687 New Zealand +64 Nicaragua +505 Niger +227 Nigeria +234 Niue +683 Norfolk Island +672 North Korea +850 North Macedonia +389 Northern Mariana Islands +1 Norway +47 Oman +968 Pakistan +92 Palau +680 Palestinian Territories +970 Panama +507 Papua New Guinea +675 Paraguay +595 Peru +51 Philippines +63 Poland +48 Portugal +351 Puerto Rico +1 Qatar +974 Romania +40 Russia +7 Rwanda +250 Réunion +262 Samoa +685 San Marino +378 Saudi Arabia +966 Senegal +221 Serbia +381 Seychelles +248 Sierra Leone +232 Singapore +65 Sint Maarten +1 Slovakia +421 Slovenia +386 Solomon Islands +677 Somalia +252 South Africa +27 South Korea +82 South Sudan +211 Spain +34 Sri Lanka +94 St. Barthélemy +590 St. Helena +290 St. Kitts & Nevis +1 St. Lucia +1 St. Martin +590 St. Pierre & Miquelon +508 St. Vincent & Grenadines +1 Sudan +249 Suriname +597 Svalbard & Jan Mayen +47 Sweden +46 Switzerland +41 Syria +963 São Tomé & Príncipe +239 Taiwan +886 Tajikistan +992 Tanzania +255 Thailand +66 Timor-Leste +670 Togo +228 Tokelau +690 Tonga +676 Trinidad & Tobago +1 Tristan da Cunha +290 Tunisia +216 Turkey +90 Turkmenistan +993 Turks & Caicos Islands +1 Tuvalu +688 U.S. Virgin Islands +1 Uganda +256 Ukraine +380 United Arab Emirates +971 United Kingdom +44 United States +1 Uruguay +598 Uzbekistan +998 Vanuatu +678 Vatican City +39 Venezuela +58 Vietnam +84 Wallis & Futuna +681 Western Sahara +212 Yemen +967 Zambia +260 Zimbabwe +263 Åland Islands +358 Comment/Question Submit
