What is Hadley Diep's NPI number?

Hadley Diep's National Provider Identifier (NPI) is 1356138663, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Hadley Diep's specialty?

Hadley Diep is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).

Where is Hadley Diep located?

Hadley Diep's practice location on file with NPPES is 8901 Rockville Pike, Bethesda, MD 20889-0001.

What is Hadley Diep's phone number?

The practice phone number listed in the NPPES registry for Hadley Diep is (301) 319-2498.

Is Hadley Diep's NPI active?

Yes — Hadley Diep's NPI (1356138663) is active in the NPPES registry as of the last update on 2025-04-21.

IndividualActive

Hadley Diep, MD

NPI 1356138663 · Student in an Organized Health Care Education/Training Program · Bethesda, MD

Hadley Diep, MD is a Student in an Organized Health Care Education/Training Program provider in Bethesda, MD (NPI 1356138663).

Provider details

NPI number: 1356138663
Entity type: Individual
Primary specialty: Student in an Organized Health Care Education/Training ProgramStudent, Health Care
Credential: MD
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Student in an Organized Health Care Education/Training ProgramPrimary390200000X
Student, Health Care

Profile Score

Basic profile(48/100 index)

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

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
83% 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

8901 Rockville Pike

Bethesda, MD 20889-0001

Phone: (301) 319-2498

Approximate (ZIP-level) locationGet directions

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Mailing address