Siam Bistro Thai Cuisine
Last inspected: Mar 31, 2026
52
Score
Inspectors have visited Siam Bistro Thai Cuisine seven times, with records going back to 2024. On Mar 31, 2026, the health department conducted the most recent visit. High risk usually means inspectors flagged either critical violations or a stack of smaller ones.
Inspection results have stayed in a similar range over the last few visits, averaging around four violations each.
“Backflow prevention device when required” comes up most often, recorded four times in the inspection record.
By comparison, the average Boston facility scores 86, putting Siam Bistro Thai Cuisine on the weaker side. The pattern in the record is worth a careful look.
7
Inspections
1
Critical latest
2
Major latest
6
Minor latest
Inspection History
Mar 31, 2026
Routine
1 critical violation. 2 major violations. 6 minor violations.
View 9 violations
(a)(1) time/temperature control for safety food hot and cold holding (p)
Inspector notes: Noodles and sauces stored in ambeint air in prep area at 70F. Ensure proper hot holding at 135F or above.
590.003/3-501.16-P1
Ready-to-eat time/temperature control for safety food date marking (pf)
Inspector notes: Foods observed without date marking in walk in cooler. Provide date marking for all foods held longer than 24 hours.
590.003/3-501.17-PF
Using a handwashing sink-operation and maintenance (pf)
Inspector notes: Thawing shrimp observed in warewash hand sink. Hand sink should only be for hand washing.
590.005/5-205.11-PF
Handwashing signage (c)
Inspector notes: Provide hand wash only signage at all hand sinks.
590.006/6-301.14-C
Ventilation hood systems filters (c)
Inspector notes: Hood filters observed with heavy grease build up. Clean to remove.
590.004/4-202.18-C
Nonfood contact surfaces (c)
Inspector notes: Soiled cardboard on multiple shelves. Remove.
590.004/4-602.13-C
Packaged and unpackaged food-separation packaging and segregation (c)
Inspector notes: Uncovered food product in stand up walk in freezer. Cover to prevent potential contamiants.
590.003/3-302.11-C
Food storage-preventing contamination from the premises (c)
Inspector notes: Food product observed on ground. Elevate to prevent potential contamination.
590.003/3-305.11-C
Sponges use limitation (c)
Inspector notes: Sponge observed at hand sink. Discontinue use.
590.004/4-101.16-C
52
Nov 6, 2025
Routine
1 critical violation.
View 1 violation
Backflow prevention device when required (p)
Inspector notes: Prep sinks without proper air gap for backflow prevention. Provide. Use a colander until properly plumbed 10/14/25: On compliance visit PIC stated there is a plumber coming in the next day or two to evaluate the air gap at the prep sink. Send plumbers report once received to keila.depina@boston.gov
590.005/5-203.14-P
86
Oct 29, 2025
Routine
1 critical violation.
View 1 violation
Backflow prevention device when required (p)
Inspector notes: Prep sinks without proper air gap for backflow prevention. Provide. Use a colander until properly plumbed 10/14/25: On compliance visit PIC stated there is a plumber coming in the next day or two to evaluate the air gap at the prep sink. Send plumbers report once received to keila.depina@boston.gov
590.005/5-203.14-P
86
Oct 21, 2025
Routine
1 critical violation.
View 1 violation
Backflow prevention device when required (p)
Inspector notes: Prep sinks without proper air gap for backflow prevention. Provide. Use a colander until properly plumbed 10/14/25: On compliance visit PIC stated there is a plumber coming in the next day or two to evaluate the air gap at the prep sink. Send plumbers report once received to keila.depina@boston.gov
590.005/5-203.14-P
86
Oct 7, 2025
Routine
2 critical violations. 2 major violations. 7 minor violations.
View 11 violations
Packaged and unpackaged food-separation packaging and segregation (p)
Inspector notes: walk-in unit /properly store all raw foods below ready to eat foods based on cooking temperature requirement
590.003/3-302.11-P
Backflow prevention device when required (p)
Inspector notes: Prep sinks without proper air gap for backflow prevention. Provide. Use a colander until properly plumbed
590.005/5-203.14-P
Clean-up of vomiting and diarrheal events (pf)
Inspector notes: provide complete vomit clean up kit(caution tape and shoes cover and hair cover)
590.002/2-501.11-PF
Ready-to-eat time/temperature control for safety food date marking (pf)
Inspector notes: Multiple containers under refrigeration without proper date marking.Provide date marking if held more than 24 hours
590.003/3-501.17-PF
Effectiveness-hair restraints (c)
Inspector notes: Employees observed prepping food in the kitchen without proper hair restraint. Provide proper hair restraint
590.002/2-402.11-C
Storage or display of food in contact with water or ice (c)
Inspector notes: Shrimp and scallops observed stored in water in cold holding unit. Discontinue. If thawing use proper methods under cool running water or refrigeration.
590.003/3-303.12-C
In-use utensils between-use storage (c)
Inspector notes: bulk foods/rice/provide proper scoop with handle for bulk food bin.
590.003/3-304.12-C
Food preparation (c)
Inspector notes: Observed multiple containers of food in freezer and walk-in fridge without coverings. Provide coverings for all foods to prevent contamination.
590.003/3-305.14-C
Characteristics-single-service and single-use (c)
Inspector notes: Observed used raw chicken cardboard boxes used for storage. Discontinue usage of cardboard or paper for containers.
590.004/4-102.11-C
Nonfood contact surfaces (c)
Inspector notes: Soils observed on walls behind front service equipment floors under and around equipment with accumulated debris. Clean to remove throughout the kitchen.kitchen fan covers with dust. Clean and sanitize. floor around and under prep sink and 3 bat sink observed soiled
590.004/4-602.13-C
Toilet room receptacle covered (c)
Inspector notes: Employee bathroom trash receptable observed without cover. Provide cover
590.005/5-501.17-C
43
Feb 14, 2025
Routine
No violations found.
100
Nov 13, 2024
Routine
No violations found.
100
Frequently Asked Questions
When was Siam Bistro Thai Cuisine last inspected?
The most recent health inspection at Siam Bistro Thai Cuisine on file is from Mar 31, 2026. The public record contains seven inspections in total.
What is the most common violation at Siam Bistro Thai Cuisine?
Across the inspection record, “backflow prevention device when required” has been cited four times, more than any other issue at Siam Bistro Thai Cuisine.
How does Siam Bistro Thai Cuisine compare to other restaurants in Boston?
Siam Bistro Thai Cuisine most recently scored 52 out of 100, which is lower than the Boston average of 86.
Has Siam Bistro Thai Cuisine's inspection record improved over time?
Results have been roughly steady. Inspections at Siam Bistro Thai Cuisine have averaged around four violations per visit across the recent record.
What does a high risk rating mean?
A high risk rating at Siam Bistro Thai Cuisine means the most recent inspection flagged either critical violations or a substantial number of smaller ones. Diners may want to read the violation details before deciding to visit.
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