What is Yui Sum Poon's NPI number?

Yui Sum Poon's National Provider Identifier (NPI) is 1326737446, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Yui Sum Poon's specialty?

Yui Sum Poon is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).

Where is Yui Sum Poon located?

Yui Sum Poon's practice location on file with NPPES is 189 Cambridge St, Cambridge, MA 02141-1206.

What is Yui Sum Poon's phone number?

The practice phone number listed in the NPPES registry for Yui Sum Poon is (617) 494-0135.

Is Yui Sum Poon's NPI active?

Yes — Yui Sum Poon's NPI (1326737446) is active in the NPPES registry as of the last update on 2025-06-23.

IndividualActive

Yui Sum Poon, MA

NPI 1326737446 · Clinical Psychologist · Cambridge, MA

Yui Sum Poon, MA is a Clinical Psychologist provider in Cambridge, MA (NPI 1326737446).

Provider details

NPI number: 1326737446
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Credential: MA
Sex: Female
Sole proprietor: No
License: PSY10001180 (MA)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense PSY10001180 (MA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(58/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
3 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

189 Cambridge St

Cambridge, MA 02141-1206

Phone: (617) 494-0135

Street-level locationGet directions

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Mailing address