What is Helen Zhang's NPI number?

Helen Zhang's National Provider Identifier (NPI) is 1740966704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Helen Zhang's specialty?

Helen Zhang is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).

Where is Helen Zhang located?

Helen Zhang's practice location on file with NPPES is 7707 Wisconsin Ave Apt 631, Bethesda, MD 20814-6549.

What is Helen Zhang's phone number?

The practice phone number listed in the NPPES registry for Helen Zhang is (201) 888-9834.

Is Helen Zhang's NPI active?

Yes — Helen Zhang's NPI (1740966704) is active in the NPPES registry as of the last update on 2025-10-25.

IndividualActive

Helen Zhang, DDS

NPI 1740966704 · Dentist · Bethesda, MD

Helen Zhang, DDS is a Dentist provider in Bethesda, MD (NPI 1740966704).

Provider details

NPI number: 1740966704
Entity type: Individual
Primary specialty: DentistDental Providers
Credential: DDS
Sex: Female
Sole proprietor: No
License: 18360 (MD)

Specialties & taxonomies

DentistPrimary122300000XLicense 18360 (MD)
Dental 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
2 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

7707 Wisconsin Ave Apt 631

Bethesda, MD 20814-6549

Phone: (201) 888-9834

Street-level locationGet directions

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Mailing address