What is Fonghsien Chang's NPI number?

Fonghsien Chang's National Provider Identifier (NPI) is 1619043072, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Fonghsien Chang's specialty?

Fonghsien Chang is listed in the NPPES registry with a primary specialty of Acupuncturist (Other Service Providers).

Where is Fonghsien Chang located?

Fonghsien Chang's practice location on file with NPPES is 9209 Pavonia Ct, Potomac, MD 20854-3042.

What is Fonghsien Chang's phone number?

The practice phone number listed in the NPPES registry for Fonghsien Chang is (301) 520-5857.

Is Fonghsien Chang's NPI active?

Yes — Fonghsien Chang's NPI (1619043072) is active in the NPPES registry as of the last update on 2026-01-13.

IndividualActive

Fonghsien Chang, L.AC

NPI 1619043072 · Acupuncturist · Potomac, MD

Fonghsien Chang, L.AC is a Acupuncturist provider in Potomac, MD (NPI 1619043072).

Provider details

NPI number: 1619043072
Entity type: Individual
Primary specialty: AcupuncturistOther Service Providers
Credential: L.AC
Sex: Female
Sole proprietor: Yes
License: U513 (MD)

Specialties & taxonomies

AcupuncturistPrimary171100000XLicense U513 (MD)
Other Service Providers

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 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

9209 Pavonia Ct

Potomac, MD 20854-3042

Phone: (301) 520-5857

Street-level locationGet directions

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Mailing address