What is Ellen Hong's NPI number?

Ellen Hong's National Provider Identifier (NPI) is 1578409355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ellen Hong's specialty?

Ellen Hong is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Ellen Hong located?

Ellen Hong's practice location on file with NPPES is 3401 N Broad St, Philadelphia, PA 19140-5103.

What is Ellen Hong's phone number?

The practice phone number listed in the NPPES registry for Ellen Hong is (215) 707-2000.

Is Ellen Hong's NPI active?

Yes — Ellen Hong's NPI (1578409355) is active in the NPPES registry as of the last update on 2026-04-25.

IndividualActive

Ellen Hong, MD, PHD

NPI 1578409355 · Emergency Medicine Physician · Philadelphia, PA

Ellen Hong, MD, PHD is a Emergency Medicine Physician provider in Philadelphia, PA (NPI 1578409355).

Provider details

NPI number: 1578409355
Entity type: Individual
Primary specialty: Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD, PHD
Sex: Female
Sole proprietor: No
License: MT236266 (PA)

Specialties & taxonomies

Emergency Medicine PhysicianPrimary207P00000XLicense MT236266 (PA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(53/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

3401 N Broad St

Philadelphia, PA 19140-5103

Phone: (215) 707-2000

Street-level locationGet directions

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Mailing address