What is Yang Fan's NPI number?

Yang Fan's National Provider Identifier (NPI) is 1780305748, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Yang Fan's specialty?

Yang Fan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Yang Fan located?

Yang Fan's practice location on file with NPPES is 431 River St Ste 1, Waltham, MA 02453-5483.

What is Yang Fan's phone number?

The practice phone number listed in the NPPES registry for Yang Fan is (781) 423-5213.

Is Yang Fan's NPI active?

Yes — Yang Fan's NPI (1780305748) is active in the NPPES registry as of the last update on 2025-11-06.

IndividualActive

Yang Fan, LMHC

NPI 1780305748 · Mental Health Counselor · Waltham, MA

Yang Fan, LMHC is a Mental Health Counselor provider in Waltham, MA (NPI 1780305748).

Provider details

NPI number: 1780305748
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: LMHC
Sex: Female
Sole proprietor: Yes
License: 10005332 (MA)

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800XLicense 10005332 (MA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(60/100 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

431 River St Ste 1

Waltham, MA 02453-5483

Phone: (781) 423-5213

Street-level locationGet directions

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Mailing address