Sein H. Siao, DMD

General Practice Dentistry · Wrentham, MA

Individual Active NPI

NPI number 1366429128

Practice location

14 Common St
Wrentham, MA 02093-1348
Phone
(508) 384-8136
Fax
(508) 384-2531

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NPI record

NPI
1366429128
Entity type
Individual (Type 1)
Enumeration date
December 22, 2005
Last updated
July 13, 2026
Sole proprietor
No

Specialties & taxonomy codes

TaxonomyCodeLicenseState
General Practice Dentistry Primary 1223G0001X 19898 MA

Mailing address

23 Burr St
Framingham, MA 01701-4616
Phone
(508) 875-4029
Fax
(508) 384-2531

About Dr. Siao

Sein H. Siao, DMD is a healthcare provider registered in the NPI registry with the primary taxonomy General Practice Dentistry (code 1223G0001X). The practice location is 14 Common St, Wrentham, MA 02093-1348. The NPI number 1366429128 was assigned on December 22, 2005 and the record was last updated on July 13, 2026.

Dr. Siao lists a license in the registry: #19898 (MA) for General Practice Dentistry. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of Sein H. Siao, DMD?

The NPI number is 1366429128.

What is the phone number of Dr. Siao?

The phone number listed for the practice location is (508) 384-8136.

Where is Dr. Siao located?

14 Common St, Wrentham, MA 02093-1348.

What is the taxonomy code for Dr. Siao?

The primary taxonomy code is 1223G0001X – General Practice Dentistry.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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