Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Sangster, MD

Individual provider Colon & Rectal Surgery Physician · NPI 1740574953

William Sangster, MD is a Colorectal Surgery (Proctology) in Allentown, Pennsylvania. Qualified in 2011, 15 years ago. Practices with Colon Rectal Surgery Associates PC, a 5-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
15
Licensed in
PA
In the registry since
2011
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1255 S Cedar Crest Blvd Ste 3900
Allentown, PA 18103-6250
Phone: (484) 788-0852
Fax: (610) 435-5003
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Colon & Rectal Surgery Physician (primary) Taxonomy 208C00000X · Licence MD468853 (PA)

Record details

NPI number1740574953
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2011
Last updated in NPPESJanuary 2, 2020
Certification dateJanuary 2, 2020
Mailing address1255 S Cedar Crest Blvd, Ste 3900, Allentown, PA 18103-6250

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCOLORECTAL SURGERY (PROCTOLOGY)
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Colon Rectal Surgery Associates Pc — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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